Science paper HHMI homepage UMBC Homepage Dr. Michael Summers Lab at UMBC

Nuclear Magnetic Resonance Studies of Retrovirus Assembly and Structure

PUBLICATIONS:



173) 5ʹ-Cap Sequestration is an Essential Determinant of HIV-1 Genome Packaging
Ding, P., Kharytonchyk, S., Kuo, N., Cannistraci, E., Flores, H., Chaudhary, R., Sarkar, M., Dong, X., Telesnitsky, A., Summers, M. F.
Proc. Natl. Acad. Sci.  118    (2021)
DOI
172) HIV-1 Matrix-tRNA complex structure reveals basis for host control of Gag localization
Bou-Nader, C., Muecksch, F., Brown, J. B., Gordon, J. M., York, A., Peng, C., Ghirlando, R., Summers, M. F., Bieniasz, P. D., and Zhang, J.
Cell Host & Microbe   29  1421-1436.e7   (2021)
DOI
171) NMR Studies of Retroviral Genome Packaging
Boyd, P. S., Brown, J. B. Brown, J. D., Catazaro, J., Chaudry, I., Ding, P., Dong, X., Marchant, J., O’Hern, C. T., Singh, K., Swanson, C., Summers, M. F., Yasin, S.
Viruses   12  1115   (2020)
DOI
170) Identification of the initial nucleocapsid recognition element in the HIV-1 RNA packaging signal
Ding, P., Kharytonchyk, S., Waller, A., Mbaekwe, U., Basappa, S., Kuo, N., Frank, H. M., Quasney, C., Kidane, A., Swanson, C., Van, V., Sarkar, M., Cannistraci, E., Chaudhary, R., Flores, H., Telesnitsky, A., Summers, M. F.
Proc. Natl. Acad. Sci.  117  17737-17746  (2020)
DOI
169) Structural and mechanistic studies of the rare myristoylation signal of the feline immunodeficiency virus
Brown, J. B., Summers, H. R., Brown, L. A., Marchant, J., Canova, P. N., O’Hern, C. T., Abbott, S. T., Nyaunu, C., Maxwell, S., Johnson, T., Moser, M. B., Ablan, S. D., Carter, H., Freed, E. O., Summers, M. F.,
J. Mol. Biol.   423  4076-4091   (2020)
DOI
168) Structural Basis for Transcriptional Start Site Control of HIV-1 RNA Fate
Brown, J. D., Kharytonchyk, S., Chaudry, I., Iyer, A. S., Carter, H., Becker, G., Desai, Y., Glang, L., Choi, S. H., Singh, K., Lopresti, M. W., Orellana, M., Rodriguez, T., Oboh, U., Hijji, J., Ghinger, F. G., Stewart, K., Francis, D., Edwards, B., Chen, P., Case, D. A., Telesnitsky, A., Summers, M. F.
Science   386  413-417  (2020)
DOI
167) Biochemical reconstitution of HIV-1 assembly and maturation,
Kucharska, I., Ding, P., Zadrozny, K., Dick, R., Summers, MF., Ganser-Pornillos, B., Pornillos, O.
J. Virology   94  01844-19.  (2020)
DOI
166) Assigning NMR spectra of RNA, peptides, and small organic molecules using molecular network visualization software
Marchant, J., Summers, M. F., Johnson, B. A.
J. Biomol. NMR  in press    (2019)
165) Synthesis of distal and proximal fleximer base analogues and evaluation of the nucleocapsid protein of HIV-1
Ku, T., Steenrod, N., Shirley, M., Mori, M., Marchant, J., Heng, X., Botta, M., Summers, M. F., Seley-Radtke, K.
Bioorganic and Medicinal Chemistry  27  2883-2892  (2019)
DOI
164) Replicating Meyerhoff for inclusive excellence in STEM
Sto. Domingo, M. R., Sharp, S., Freeman, A., Freeman Jr., T., Harmon, K., Wiggs, M., Sathy, V., Panter, A. T., Oseguera, L., Sun, S., Williams, M. E., Templeton, J., Folt, C. L., Barron, E. J., Hrabowski III, F. A., Maton, K. I., Crimmins, M., Fisher, C. R., Summers, M. F.
Science  364  335-337  (2019)
DOI
163) Long-range RNA structural information via a paramagnetically tagged reporter protein
Strickland, M., Catazaro, J., Rajasekaran, R., Strub, M.-P., O'Hern, C., Bermejo, G., Summers, M., Marchant, J., Tjandra, N.
J. Am. Chem. Soc.  141  1430-1434  (2019)
DOI
162) Evaluation of global HIV/SIV envelope gp120 RNA structure and evolution within and among infected hosts
Magalis, B. R., Pond, S. K., Summers, M. F., Salemi, M.
Virus Evolution   4    (2018)
DOI
161) Influence of gag and RRE sequences on HIV-1 packaging signal structure and function
Kharytonchyk, S., Brown, J. A., Yasin, S., Stilger, K., Collins, J., Summers, M. F., Telesnitsky, A.
J. Mol. Biol.       (2018)
DOI
160) Accurate measurement of residual dipolar couplings in large RNAs by variable flip angle NMR
Marchant, J., Bax, A., Summers, M. F.
J. Am. Chem. Soc.  140  6978-6983  (2018)
DOI
159) HIV-1 Matrix protein interactions with tRNA: Implications for membrane targeting
Gaines, C. R., Tkacik, E., Rivera-Oven, A., Somani, P., Achimovich, A., Alabi, T., Zhu, A., Getachew, N., Yang, A. L., McDonough, M., Hawkins, T., Spadaro, Z., Summers, M. F.
J. Mol. Biol.  430  2113-2127  (2018)
DOI
158) Structure of the 30 kDa HIV-1 RNA dimerization signal by a hybrid Cryo-EM, NMR and molecular dynamics approach
Zhang, K., Keane, S. C., Su, Z., Irobalieva, R. N., Chen, M., Van, V., Sciandra, C. A., Marchant, J., Heng, X., Schmid, M., Case, D. A., Ludtke, S. J., Summers, M. F., Chiu, W.
J. Phys. Chem.  121  10793-10803  (2017)
DOI
157) Mechanism of Competitive Inhibition and Destabilization of Acidothermus Cellulolyticus Endoglucanase 1 by Ionic Liquids
Summers, S. R., Sprenger, K., Pfaendter, J., Marchant, J., Summers, M. F., Kaar, J.
Structure  26  490-498  (2017)
DOI
156) NMR studies of the structure and function of the HIV-1 5ʹ-Leader
Keane, S. C., Summers, M. F.
Viruses  8  338  (2016)
DOI
155) NMR detection of intermolecular interaction sites in the dimeric 5 -leader of the HIV-1 genome
S. C. Keane and V. Van and H. M. Frank and C. A. Sciandra and S. McCowin and J. Santos and X. Heng and M. F. Summers
Proceedings of the National Academy of Sciences  113  13033-13038  (2016)
DOI
154) Transcriptional start site heterogeneity modulates the structure and function of the HIV-1 genome
S. Kharytonchyk and S. Monti and P. Smaldino and V. Van and N. C. Bolden and J. Brown and E. Russo and A. Shuey and C. Swanson and A. Telesnitsky and M. F. Summers
Proc. Natl. Acad. Sci. U.S.A  113  13378-13383  (2016)
DOI
153) Structural and Molecular Determinants of Membrane Binding by the HIV-1 Matrix Protein
P. Y. Mercredi and N. Bucca and B. Loeliger and C. R. Gaines and M. Mehta and P. Bhargava and P. R. Tedbury and L. Charlier and N. Floquet and D. Muriaux and C. Favard and C. R. Sanders and E. O. Freed and J. Marchant and M. F. Summers
J Mol Biol  428  1637-55  (2016)
http://dx.doi.org/10.1016/j.jmb.2016.03.005
152) Improving Underrepresented Minority Student Persistence in STEM
M. Estrada and M. Burnett and A. G. Campbell and P. B. Campbell and W. F. Denetclaw and C. G. Gutiérrez and S. Hurtado and G. H. John and J. Matsui and R. McGee and C. M. Okpodu and T. J. Robinson and M. F. Summers and M. Werner-Washburne and M. Zavala
CBE Life Sci Educ  15    (2016)
http://dx.doi.org/10.1187/cbe.16-01-0038
151) Conserved determinants of lentiviral genome dimerization
T. Tran and Y. Liu and J. Marchant and S. Monti and M. Seu and J. Zaki and A. L. Yang and J. Bohn and V. Ramakrishnan and R. Singh and M. Hernandez and A. Vega and M. F. Summers
Retrovirology  12  83  (2015)
DOI
150) Prediction of hydrogen and carbon chemical shifts from RNA using database mining and support vector regression
J. D. Brown and M. F. Summers and B. A. Johnson
J Biomol NMR  63  39-52  (2015)
DOI
149) RNA structure. Structure of the HIV-1 RNA packaging signal
S. C. Keane and X. Heng and K. Lu and S. Kharytonchyk and V. Ramakrishnan and G. Carter and S. Barton and A. Hosic and A. Florwick and J. Santos and N. C. Bolden and S. McCowin and D. A. Case and B. A. Johnson and M. Salemi and A. Telesnitsky and M. F. Summers
Science  348  917-21  (2015)
DOI
148) Elucidating the Mechanism by which Compensatory Mutations Rescue an HIV-1 Matrix Mutant Defective for Gag Membrane Targeting and Envelope Glycoprotein Incorporation
P. R. Tedbury and P. Y. Mercredi and C. R. Gaines and M. F. Summers and E. O. Freed
Journal of molecular biology  427  1413--1427  (2015)
147) NMR Structure of the Myristylated Feline Immunodeficiency Virus Matrix Protein
L. A. Brown and C. Cox and J. Baptiste and H. Summers and R. Button and K. Bahlow and V. Spurrier and J. Kyser and B. G. Luttge and L. Kuo and others
Viruses  7  2210--2229  (2015)
146) Regio-Selective Chemical-Enzymatic Synthesis of Pyrimidine Nucleotides Facilitates RNA Structure and Dynamics Studies
L. J. Alvarado and R. M. LeBlanc and A. P. Longhini and S. C. Keane and N. Jain and Z. F. Yildiz and B. S. Tolbert and V. M. D'Souza and M. F. Summers and C. Kreutz and others
ChemBioChem  15  1573--1577  (2014)
145) Database proton NMR chemical shifts for RNA signal assignment and validation
S. Barton and X. Heng and B. A. Johnson and M. F. Summers
Journal of biomolecular NMR  55  33--46  (2013)
144) Dual-acting stapled peptides target both HIV-1 entry and assembly
H. Zhang and F. Curreli and A. A. Waheed and P. Y. Mercredi and M. Mehta and P. Bhargava and D. Scacalossi and X. Tong and S. Lee and A. Cooper and others
Retrovirology  10  1--20  (2013)
143) Identification of a high affinity nucleocapsid protein binding element from the bovine leukemia virus genome
F. Z. Yildiz and K. Babalola and M. F. Summers
Virus research  171  278--286  (2013)
142) Reevaluation of the requirement for TIP47 in human immunodeficiency virus type 1 envelope glycoprotein incorporation
M. A. Checkley and B. G. Luttge and P. Y. Mercredi and S. K. Kyere and J. Donlan and T. Murakami and M. F. Summers and S. Cocklin and E. O. Freed
Journal of virology  87  3561--3570  (2013)
141) Identification of a minimal region of the HIV-1 5 -leader required for RNA dimerization, NC binding, and packaging
X. Heng and S. Kharytonchyk and E. L. Garcia and K. Lu and S. S. Divakaruni and C. LaCotti and K. Edme and A. Telesnitsky and M. F. Summers
Journal of molecular biology  417  224--239  (2012)
140) Moloney murine leukemia virus genomic RNA packaged in the absence of a full complement of wild type nucleocapsid protein
S. F. Johnson and E. L. Garcia and M. F. Summers and A. Telesnitsky
Virology  430  100--109  (2012)
139) The HIV-1 matrix protein does not interact directly with the protein interactive domain of AP-3delta
S. K. Kyere and P. Y. Mercredi and X. Dong and P. Spearman and M. F. Summers
Virus research  169  411--414  (2012)
138) NMR detection of structures in the HIV-1 5 -leader RNA that regulate genome packaging
K. Lu and X. Heng and L. Garyu and S. Monti and E. L. Garcia and S. Kharytonchyk and B. Dorjsuren and G. Kulandaivel and S. Jones and A. Hiremath and others
Science  334  242--245  (2011)
137) Special issue: structural and molecular biology of HIV
M. F. Summers and J. Karn
Journal of molecular biology  410  489--490  (2011)
136) Structural determinants and mechanism of HIV-1 genome packaging
K. Lu and X. Heng and M. F. Summers
Journal of molecular biology  410  609--633  (2011)
135) Training the next generation of protein scientists
M. F. Summers
Protein Science  20  1796--1801  (2011)
134) An RNA structural switch regulates diploid genome packaging by Moloney murine leukemia virus
Y. Miyazaki and E. L. Garcia and S. R. King and K. Iyalla and K. Loeliger and P. Starck and S. Syed and A. Telesnitsky and M. F. Summers
Journal of molecular biology  396  141--152  (2010)
133) Isotope labeling strategies for NMR studies of RNA
K. Lu and Y. Miyazaki and M. F. Summers
Journal of biomolecular NMR  46  113--125  (2010)
132) Major groove width variations in RNA structures determined by NMR and impact of 13C residual chemical shift anisotropy and 1H-13C residual dipolar coupling on refinement
B. S. Tolbert and Y. Miyazaki and S. Barton and B. Kinde and P. Starck and R. Singh and A. Bax and D. A. Case and M. F. Summers
Journal of biomolecular NMR      (2010)
131) Reverse micelle encapsulation of membrane-anchored proteins for solution NMR studies
K. G. Valentine and R. W. Peterson and J. S. Saad and M. F. Summers and X. Xu and J. B. Ames and A. J. Wand
Structure  18  9--16  (2010)
130) Solution structure of the heterotrimeric complex between the interaction domains of RFX5 and RFXAP from the RFX gene regulatory complex
K. M. Laird and L. L. Briggs and J. M. Boss and M. F. Summers and C. W. Garvie
Journal of molecular biology  403  40--51  (2010)
129) Structure of a conserved retroviral RNA packaging element by NMR spectroscopy and cryo-electron tomography
Y. Miyazaki and R. N. Irobalieva and B. S. Tolbert and A. Smalls-Mantey and K. Iyalla and K. Loeliger and V. D’Souza and H. Khant and M. F. Schmid and E. L. Garcia and others
Journal of molecular biology  404  751--772  (2010)
128) Targeting of murine leukemia virus gag to the plasma membrane is mediated by PI (4, 5) P2/PS and a polybasic region in the matrix
E. Hamard-Peron and F. Juillard and J. Saad and C. Roy and P. Roingeard and M. F. Summers and J.-L. Darlix and C. Picart and D. Muriaux
Journal of virology  84  503--515  (2010)
127) 6th international symposium on retroviral nucleocapsid
B. Berkhout and R. Gorelick and M. F. Summers and Y. Mély and J.-L. Darlix
Retrovirology  5  21  (2008)
126) Potential Intra-and Intermolecular Interactions Involving the Unique-5 Region of the HIV-1 5 -UTR†
S. Spriggs and L. Garyu and R. Connor and M. F. Summers
Biochemistry  47  13064--13073  (2008)
125) Structure of the myristylated human immunodeficiency virus type 2 matrix protein and the role of phosphatidylinositol-(4, 5)-bisphosphate in membrane targeting
J. S. Saad and S. D. Ablan and R. H. Ghanam and A. Kim and K. Andrews and K. Nagashima and F. Soheilian and E. O. Freed and M. F. Summers
Journal of molecular biology  382  434--447  (2008)
124) The p12 domain is unstructured in a murine leukemia virus p12-CA (N) Gag construct
S. K. Kyere and P. Joseph and M. F. Summers
PLoS One  3  e1902  (2008)
123) Mutations that mimic phosphorylation of the HIV-1 matrix protein do not perturb the myristyl switch
J. S. Saad and A. Kim and R. H. Ghanam and A. K. Dalton and V. M. Vogt and Z. Wu and W. Lu and M. F. Summers
Protein science  16  1793--1797  (2007)
122) Point mutations in the HIV-1 matrix protein turn off the myristyl switch
J. S. Saad and E. Loeliger and P. Luncsford and M. Liriano and J. Tai and A. Kim and J. Miller and A. Joshi and E. O. Freed and M. F. Summers
Journal of molecular biology  366  574--585  (2007)
121) Solution structure of the Rous sarcoma virus nucleocapsid protein: μΨ RNA packaging signal complex
J. Zhou and R. L. Bean and V. M. Vogt and M. Summers
Journal of molecular biology  365  453--467  (2007)
120) Structure of the antiviral assembly inhibitor CAP-1 complex with the HIV-1 CA protein
B. N. Kelly and S. Kyere and I. Kinde and C. Tang and B. R. Howard and H. Robinson and W. I. Sundquist and M. F. Summers and C. P. Hill
Journal of molecular biology  373  355--366  (2007)
119) Preparing minority scientists and engineers
M. F. Summers and F. A. H. III
institutions  17  18  (2006)
118) Structural basis for targeting HIV-1 Gag proteins to the plasma membrane for virus assembly
J. S. Saad and J. Miller and J. Tai and A. Kim and R. H. Ghanam and M. F. Summers
Proceedings of the National Academy of Sciences  103  11364--11369  (2006)
117) Composition and sequence-dependent binding of RNA to the nucleocapsid protein of Moloney murine leukemia virus
A. Dey and D. York and A. Smalls-Mantey and M. F. Summers
Biochemistry  44  3735--3744  (2005)
116) High affinity nucleocapsid protein binding to the μΨ RNA packaging signal of Rous sarcoma virus
J. Zhou and J. K. McAllen and Y. Tailor and M. F. Summers
Journal of molecular biology  349  976--988  (2005)
115) How retroviruses select their genomes
V. D'Souza and M. F. Summers
Nature Reviews Microbiology  3  643--655  (2005)
114) Entropic switch regulates myristate exposure in the HIV-1 matrix protein
C. Tang and E. Loeliger and P. Luncsford and I. Kinde and D. Beckett and M. F. Summers
Proceedings of the National Academy of Sciences of the United States of America  101  517--522  (2004)
113) Flexibility in the P2 domain of the HIV-1 Gag polyprotein
J. L. Newman and E. W. Butcher and D. T. Patel and Y. Mikhaylenko and M. F. Summers
Protein science  13  2101--2107  (2004)
112) NMR structure of the 101-nucleotide core encapsidation signal of the Moloney murine leukemia virus
V. D'Souza and A. Dey and D. Habib and M. F. Summers
Journal of molecular biology  337  427--442  (2004)
111) Structural basis for packaging the dimeric genome of Moloney murine leukaemia virus
V. D'Souza and M. F. Summers
Nature  431  586--590  (2004)
110) Antiviral inhibition of the HIV-1 capsid protein
C. Tang and E. Loeliger and I. Kinde and S. Kyere and K. Mayo and E. Barklis and Y. Sun and M. Huang and M. F. Summers
Journal of molecular biology  327  1013--1020  (2003)
109) Structure of the intact stem and bulge of HIV-1 Psi-RNA stem-loop SL1
D. C. Lawrence and C. C. Stover and J. Noznitsky and Z. Wu and M. F. Summers
Journal of molecular biology  326  529--542  (2003)
108) Amino acid substitutions in Gag protein at non-cleavage sites are indispensable for the development of a high multitude of HIV-1 resistance against protease inhibitors
H. Gatanaga and Y. Suzuki and H. Tsang and K. Yoshimura and M. F. Kavlick and K. Nagashima and R. J. Gorelick and S. Mardy and C. Tang and M. F. Summers and others
Journal of Biological Chemistry  277  5952--5961  (2002)
107) Structure of the N-terminal 283-residue fragment of the immature HIV-1 Gag polyprotein
C. Tang and Y. Ndassa and M. F. Summers
Nature Structural \& Molecular Biology  9  537--543  (2002)
106) Identification of a high affinity nucleocapsid protein binding element within the Moloney murine leukemia virus psi-RNA packaging signal: implications for genome recognition
V. D’Souza and J. Melamed and D. Habib and K. Pullen and K. Wallace and M. F. Summers
Journal of molecular biology  314  217--232  (2001)
105) Stem-loop SL4 of the HIV-1 Psi RNA packaging signal exhibits weak affinity for the nucleocapsid protein. Structural studies and implications for genome recognition
G. K. Amarasinghe and J. Zhou and M. Miskimon and K. J. Chancellor and J. A. McDonald and A. G. Matthews and R. R. Miller and M. D. Rouse and M. F. Summers
Journal of molecular biology  314  961--970  (2001)
104) A mechanism for plus-strand transfer enhancement by the HIV-1 nucleocapsid protein during reverse transcription
P. E. Johnson and R. B. Turner and Z. R. Wu and L. Hairston and J. Guo and J. G. Levin and M. F. Summers
Biochemistry  39  9084--9091  (2000)
103) NMR structure of stem-loop SL2 of the HIV-1 Psi RNA packaging signal reveals a novel AUA base-triple platform
G. K. Amarasinghe and R. N. De Guzman and R. B. Turner and M. F. Summers
Journal of molecular biology  299  145--156  (2000)
102) NMR structure of the HIV-1 nucleocapsid protein bound to stem-loop SL2 of the Psi-RNA packaging signal. Implications for genome recognition
G. K. Amarasinghe and R. N. De Guzman and R. B. Turner and K. J. Chancellor and Z. R. Wu and M. F. Summers
Journal of molecular biology  301  491--511  (2000)
101) Solution structure and dynamics of the Rous sarcoma virus capsid protein and comparison with capsid proteins of other retroviruses
R. Campos-Olivas and J. L. Newman and M. F. Summers
Journal of molecular biology  296  633--649  (2000)
100) The NMR structure of the nucleocapsid protein from the mouse mammary tumor virus reveals unusual folding of the C-terminal zinc knuckle
D. J. Klein and P. E. Johnson and E. S. Zollars and R. N. De Guzman and M. F. Summers
Biochemistry  39  1604--1612  (2000)
99) Backbone dynamics of the N-terminal domain of the HIV-1 capsid protein and comparison with the G94D mutant conferring cyclosporin resistance/dependence
R. Campos-Olivas and M. F. Summers
Biochemistry  38  10262--10271  (1999)
98) Comparison of the backbone dynamics of the apo-and holo-carboxy-terminal domain of the biotin carboxyl carrier subunit of Escherichia coli acetyl-CoA carboxylase
X. Yao and C. Soden and M. F. Summers and D. Beckett
Protein science  8  307--317  (1999)
97) Letter to the Editor: 1H, 13C and 15N chemical shift assignments of the capsid protein from Rous sarcoma virus
R. Campos-Olivas and J. L. Newman and Y. Ndassa and M. F. Summers
Journal of biomolecular NMR  15  267--268  (1999)
96) Letter to the Editor: Sequence-specific 1H, 13C and 15N chemical shift assignment and secondary structure of the HTLV-I capsid protein
S. Khorasanizadeh and R. Campos-Olivas and C. A. Clark and M. F. Summers
Journal of biomolecular NMR  14  199--200  (1999)
95) Mechanistic insights from the three-dimensional structure of 3-oxo-Delta 5-steroid isomerase
R. M. Pollack and L. D. Thornburg and Z. R. Wu and M. F. Summers
Archives of biochemistry and biophysics  370  9--15  (1999)
94) NMR studies of the pbx1 TALE homeodomain protein free in solution and bound to DNA: proposal for a mechanism of HoxB1-Pbx1-DNA complex assembly
C. Jabet and R. Gitti and M. F. Summers and C. Wolberger
Journal of molecular biology  291  521--530  (1999)
93) Solution structure of the capsid protein from the human T-cell leukemia virus type-I
S. Khorasanizadeh and R. Campos-Olivas and M. F. Summers
Journal of molecular biology  291  491--505  (1999)
92) Solution structure of the chicken cysteine-rich protein, CRP1, a double-LIM protein implicated in muscle differentiation
X. Yao and G. C. Pérez-Alvarado and H. A. Louis and P. Pomiès and C. Hatt and M. F. Summers and M. C. Beckerle
Biochemistry  38  5701--5713  (1999)
91) Structural biology of HIV
B. G. Turner and M. F. Summers
Journal of molecular biology  285  1--32  (1999)
90) Dynamical behavior of the HIV-1 nucleocapsid protein
B. M. Lee and R. N. De Guzman and B. G. Turner and N. Tjandra and M. F. Summers
Journal of molecular biology  279  633--649  (1998)
89) Evolution of the histone fold
K. Sandman and W. Zhu and M. F. Summers and J. N. Reeve
Thermophiles: the keys to molecular evolution and the origin of life    243--253  (1998)
88) Highly Overlapping 1H NMR Signal Assignments of 12, 13-Diepimeric Coenzyme F430 by the Compensated ROESY Experiment

Bulletin of the Korean Chemical Society  19  379--383  (1998)
87) NMR structure and comparison of the archaeal histone HFoB from the mesophile Methanobacterium formicicum with HMfB from the hyperthermophile Methanothermus fervidus
W. Zhu and K. Sandman and G. E. Lee and J. N. Reeve and M. F. Summers
Biochemistry  37  10573--10580  (1998)
86) Nucleic Acid Interactive Protein Domains That Require Zinc
M. A. Massiah and P. R. Blake and M. F. Summers
    258-278  (1998)
http://www.gbv.de/dms/ohb-opac/243194498.pdf
85) Protein-RNA recognition
R. N. De Guzman and R. B. Turner and M. F. Summers
Biopolymers  48  181--195  (1998)
84) Solution structure of a zinc domain conserved in yeast copper-regulated transcription factors
R. B. Turner and D. L. Smith and M. E. Zawrotny and M. F. Summers and M. C. Posewitz and D. R. Winge
Nature Structural \& Molecular Biology  5  551--555  (1998)
83) Structure of the HIV-1 nucleocapsid protein bound to the SL3 Psi-RNA recognition element
R. N. De Guzman and Z. R. Wu and C. C. Stalling and L. Pappalardo and P. N. Borer and M. F. Summers
Science  279  384--388  (1998)
82) Azodicarbonamide inhibits HIV-1 replication by targeting the nucleocapsid protein
W. G. Rice and J. A. Turpin and M. Huang and D. Clanton and R. W. Buckheit and D. G. Covell and A. Wallqvist and N. B. McDonnell and R. N. DeGuzman and M. F. Summers and others
Nature medicine  3  341--345  (1997)
81) Solution structure of 3-oxo-$\Delta$5-steroid isomerase
Z. R. Wu and S. Ebrahimian and M. E. Zawrotny and L. D. Thornburg and G. C. Perez-Alvarado and P. Brothers and R. M. Pollack and M. F. Summers
Science  276  415--418  (1997)
80) Structure of the carboxy-terminal fragment of the apo-biotin carboxyl carrier subunit of Escherichia coli acetyl-CoA carboxylase
X. Yao and D. Wei and C. Soden and M. F. Summers and D. Beckett
Biochemistry  36  15089--15100  (1997)
79) Zinc ejection as a new rationale for the use of cystamine and related disulfide-containing antiviral agents in the treatment of AIDS
N. B. McDonnell and R. N. De Guzman and W. G. Rice and J. A. Turpin and M. F. Summers
Journal of medicinal chemistry  40  1969--1976  (1997)
78) Comparison of the NMR and X-ray structures of the HIV-1 matrix protein: evidence for conformational changes during viral assembly.
M. A. Massiah and D. Worthylake and A. M. Christensen and W. I. Sundquist and C. P. Hill and M. F. Summers
Protein science: a publication of the Protein Society  5  2391  (1996)
77) Crystal structure of dimeric HIV-1 capsid protein
C. Momany and L. C. Kovari and A. J. Prongay and W. Keller and R. K. Gitti and B. M. Lee and A. E. Gorbalenya and L. Tong and J. McClure and L. S. Ehrlich and others
Nature Structural \& Molecular Biology  3  763--770  (1996)
76) Evaluation of selected chemotypes in coupled cellular and molecular target-based screens identifies novel HIV-1 zinc finger inhibitors
W. G. Rice and J. A. Turpin and C. A. Schaeffer and L. Graham and D. Clanton and R. W. Buckheit and D. Zaharevitz and M. F. Summers and A. Wallqvist and D. G. Covell
Journal of medicinal chemistry  39  3606--3616  (1996)
75) NMR structure of HMfB from the hyperthermophile, Methanothermus fervidus, confirms that this archaeal protein is a histone
M. R. Starich and K. Sandman and J. N. Reeve and M. F. Summers
Journal of molecular biology  255  187--203  (1996)
74) NMR Studies of Zinc fingers
M. F. Summers
Encyclopedia of NMR  8  5063-5071  (1996)
73) Structure of the amino-terminal core domain of the HIV-1 capsid protein
R. K. Gitti and B. M. Lee and J. Walker and M. F. Summers and S. Yoo and W. I. Sundquist
Science  273  231--235  (1996)
72) Structure of the cysteine-rich intestinal protein, CRIP
G. C. Pérez-Alvarado and J. L. Kosa and H. A. Louis and M. C. Beckerle and D. R. Winge and M. F. Summers
Journal of molecular biology  257  153--174  (1996)
71) The N-terminal domain of TFIIB from Pyrococcus furiosus forms a zinc ribbon.
W. Zhu and Q. Zeng and C. M. Colangelo and M. Lewis and M. F. Summers and R. A. Scott
Nature structural biology  3  122--124  (1996)
70) Three-dimensional structure of the HTLV-II matrix protein and comparative analysis of matrix proteins from the different classes of pathogenic human retroviruses
A. M. Christensen and M. A. Massiah and B. G. Turner and W. I. Sundquist and M. F. Summers
Journal of molecular biology  264  1117--1131  (1996)
69) Solution-State Structure of Native Coenzyme F430 by NMR Methods
H. Won and K. D. Olson and J. Park and R. S. Wolfe and D. R. Hare and M. F. Summerst
Bull. Korean Chem. Soc  16  649  (1995)
68) Heteronuclear magnetic resonance studies of Zn, 113Cd, and 199Hg substituted P. furiosus rubredoxin: implications for biological electron transfer
P. Blake and B. Lee and M. Summers and J.-B. Park and Z. H. ZHOU and M. Adams
New journal of chemistry  18  387--395  (1994)
67) Probing the unusually similar metal coordination sites of retroviral zinc fingers and iron-sulfur proteins by nuclear magnetic resonance
P. R. Blake and M. F. Summers
Advan. Biophys. Chem  4  1--30  (1994)
66) Structure of the carboxy-terminal LIM domain from the cysteine rich protein CRP
G. C. Pérez-Alvarado and C. Miles and J. W. Michelsen and H. A. Louis and D. R. Winge and M. C. Beckerle and M. F. Summers
Nature Structural \& Molecular Biology  1  388--398  (1994)
65) Three-dimensional structure of the human immunodeficiency virus type 1 matrix protein
M. A. Massiah and M. R. Starich and C. Paschall and M. F. Summers and A. M. Christensen and W. I. Sundquist
Journal of molecular biology  244  198--223  (1994)
64) F430-dependent biocatalysis in methanogenic archaebacteria
H. Won and K. D. Olson and M. F. Summers and R. S. Wolfe
Comments on Inorganic Chemistry  15  1--26  (1993)
63) Inhibition of HIV-1 infectivity by zinc-ejecting aromatic C-nitroso compounds
W. G. Rice and C. A. Schaeffer and B. Harten and F. Villinger and T. L. South and M. F. Summers and L. E. Henderson and J. W. Bess and L. O. Arthur and J. S. McDougal and others
      (1993)
62) Insights into the structural and electronic properties of metalloproteins by heteronuclear magnetic resonance.
P. R. Blake and M. F. Summers
Advances in inorganic biochemistry  10  201--228  (1993)
61) NMR and computational evidence that high-affinity bradykinin receptor antagonists adopt C-terminal. beta.-turns
D. J. Kyle and P. R. Blake and D. Smithwick and L. M. Green and J. A. Martin and J. A. Sinsko and M. F. Summers
Journal of medicinal chemistry  36  1450--1460  (1993)
60) Zinc-and sequence-dependent binding to nucleic acids by the N-terminal zinc finger of the HIV-1 nucleocapsid protein: NMR structure of the complex with the Psi-site analog, dACGCC.
T. L. South and M. F. Summers
Protein science: a publication of the Protein Society  2  3  (1993)
59) Comparison of the X-ray structure of native rubredoxin from pyrococcus furiosus with the NMR structure of the zinc-substituted protein
P. R. Blake and M. W. Day and B. T. Hsu and L. Joshua-Tor and J.-B. Park and D. R. Hare and M. W. Adams and D. C. Rees and M. F. Summers
Protein Science  1  1522--1525  (1992)
58) EXAFS studies of a retrovirus: Equine infectious anemia virus cysteine arrays are coordinated to zinc
M. Chance and I. Sagi and M. Wirt and S. Frisbie and E. Scheuring and E. Chen and J. Bess and L. Henderson and L. Arthur and T. South and others
Proc. Natl. Acad. Sci. USA  89  10124--10128  (1992)
57) Hydrogen trajectories in alkene-to-carbene rearrangements. Unequal deuterium isotope effects for the axial and equatorial paths
A. Nickon and M. C. Ilao and A. G. Stern and M. F. Summers
Journal of the American Chemical Society  114  9230--9232  (1992)
56) Novel observation of NH--S (Cys) hydrogen-bond-mediated scalar coupling in cadmium-113 substituted rubredoxin from Pyrococcus furiosus
P. R. Blake and J. B. Park and M. W. Adams and M. F. Summers
Journal of the American Chemical Society  114  4931--4933  (1992)
55) Nucleic acid interactive properties of a peptide corresponding to the N-terminal zinc finger domain of HIV-1 nucleocapsid protein
M. D. Delahunty and T. L. South and M. F. Summers and R. L. Karpel
Biochemistry  31  6461--6469  (1992)
54) Nucleocapsid zinc fingers detected in retroviruses: EXAFS studies of intact viruses and the solution-state structure of the nucleocapsid protein from HIV-1.
M. F. Summers and L. E. Henderson and M. R. Chance and J. W. Bess Jr and T. L. South and P. R. Blake and I. Sagi and G. Perez-Alvarado and R. Sowder 3rd and D. Hare
Protein science: a publication of the Protein Society  1  563  (1992)
53) Quantitative measurement of small through-hydrogen-bond and ‘through-space’1H-113Cd and1H-199Hg J couplings in metal-substituted rubredoxin fromPyrococcus furiosus
P. R. Blake and B. Lee and M. F. Summers and M. W. Adams and J.-B. Park and Z. H. Zhou and A. Bax
Journal of biomolecular NMR  2  527--533  (1992)
52) Solution-state structure by NMR of zinc-substituted rubredoxin from the marine hyperthermophilic archaebacterium Pyrococcus furiosus.
P. R. Blake and J.-B. Park and Z. H. Zhou and D. R. Hare and M. Adams and M. F. Summers
Protein science: a publication of the Protein Society  1  1508  (1992)
51) Structural modeling of small molecules by NMR: solution-state structure of 12, 13-diepimeric coenzyme F430 and comparison with the x-ray structure of the pentamethyl ester derivative
H. Won and K. D. Olson and D. R. Hare and R. S. Wolfe and C. Kratky and M. F. Summers
Journal of the American Chemical Society  114  6880--6892  (1992)
50) A novel beta-turn mimic useful for mapping the unknown topology of peptide receptors.
D. Kyle and L. Green and P. Blake and D. Smithwick and M. Summers
Peptide research  5  206--209  (1991)
49) C-terminal retroviral-type zinc finger domain from the HIV-1 nucleocapsid protein is structurally similar to the N-terminal zinc finger domain
T. L. South and P. R. Blake and D. R. Hare and M. F. Summers
Biochemistry  30  6342--6349  (1991)
48) Determinants of protein hyperthermostability: purification and amino acid sequence of rubredoxin from the hyperthermophilic archaebacterium Pyrococcus furiosus and secondary structure of the zinc adduct by NMR
P. R. Blake and J. B. Park and F. O. Bryant and S. Aono and J. K. Magnuson and E. Eccleston and J. B. Howard and M. F. Summers and M. W. Adams
Biochemistry  30  10885--10895  (1991)
47) Is 2D-NOESY backcalculation necessary for NMR-based structure determination? A systematic study involving a retroviral-type zinc finger peptide
P. Blake and D. Hare and M. Summers
Techniques Protein Chem. II  357    (1991)
46) Zinc finger motif for single-stranded nucleic acids? investigations by nuclear magnetic resonance
M. F. Summers
Journal of cellular biochemistry  45  41--48  (1991)
45) Conformational analysis via heteronuclear correlation NMR spectroscopy
B. Zeng and R. M. Pollack and M. F. Summers
The Journal of Organic Chemistry  55  2534--2536  (1990)
44) Frontiers of NMR in Molecular Biology
D. H. Live
  109  259-270  (1990)
43) High-resolution structure of an HIV zinc fingerlike domain via a new NMR-based distance geometry approach
M. F. Summers and T. L. South and B. Kim and D. R. Hare
Biochemistry  29  329--340  (1990)
42) NOESY-1-1-echo spectroscopy with eliminated radiation damping radiation damping
P. R. Blake and M. F. Summers
Journal of Magnetic Resonance (1969)  86  622--625  (1990)
41) Stereochemical studies of coenzyme F430 based on 2D NOESY back-calculations
K. D. Olson and H. Won and R. S. Wolfe and D. R. Hare and M. F. Summers
Journal of the American Chemical Society  112  5884--5886  (1990)
40) The nucleocapsid protein isolated from HIV-1 particles binds zinc and forms retroviral-type zinc fingers
T. L. South and P. R. Blake and R. C. Sowder III and L. O. Arthur and L. E. Henderson and M. F. Summers
Biochemistry  29  7786--7789  (1990)
39) Two-dimensional NMR studies of native coenzyme F430
H. Won and M. F. Summers and K. D. Olson and R. S. Wolfe
Journal of the American Chemical Society  112  2178--2184  (1990)
38) Zinc fingers and molecular recognition. Structure and nucleic acid binding studies of an HIV zinc finger-like domain
T. L. South and K. Bo and D. R. Hare and M. F. Summers
Biochemical pharmacology  40  123--129  (1990)
37) Zinc fingers, in Metal-Ion Induced Regulation of Gene Expression
T. L. SOUTH and M. F. SUMMERS
Advances in inorganic biochemistry  8  199--248  (1990)
36) Cadmium-113 NMR studies of a 1: 1 cadmium adduct with an 18-residue finger peptide from HIV-1 nucleic acid binding protein, p7
T. L. South and B. Kim and M. F. Summers
Journal of the American Chemical Society  111  395--396  (1989)
35) 113Cd NMR spectroscopy of coordination compounds and proteins
M. F. Summers
Coordination chemistry reviews  86  43--134  (1988)
34) Determination of the structure of the Escherichia coli K100 capsular polysaccharide, cross-reactive with the capsule from type b Haemophilus influenzae
F.-P. Tsui and W. Egan and M. F. Summers and R. A. Byrd and R. Schneerson and J. B. Robbins
Carbohydrate research  173  65--74  (1988)
33) HMQC and proton and phosphorus-31 NMR studies of platinum amMine adducts of tetradeoxyribonucleotides. Relationship between phosphorus-31 shift and potential hydrogen-bonding interactions in pGpG moieties cross-linked by platinum
C. S. Fouts and L. G. Marzilli and R. A. Byrd and M. F. Summers and G. Zon and K. Shinozuka
Inorganic Chemistry  27  366--376  (1988)
32) Rearrangements in heterocyclic synthesis. 2. Novel transformations of 2-aminonicotinonitrile and anthranilonitrile
R. S. Hosmane and B. B. Lim and M. F. Summers and U. Siriwardane and N. S. Hosmane and S. S. Chu
The Journal of Organic Chemistry  53  5309--5315  (1988)
31) Structural studies of the Escherichia coli K93 and K53 capsular polysaccharides
A. Bax and M. F. Summers and W. Egan and N. Guirgis and R. Schneerson and J. B. Robbins and F. Ørskov and I. Ørskov and W. F. Vann
Carbohydrate research  173  53--64  (1988)
30) New insights into the solution behavior of cobalamins. Studies of the base-off form of coenzyme B12 using modern two-dimensional NMR methods
A. Bax and L. G. Marzilli and M. F. Summers
Journal of the American Chemical Society  109  566--574  (1987)
29) New NMR-spectroscopic approaches for structural studies of polysaccharides: application to the Haemophilus influenzae type a capsular polysaccharide
R. A. Byrd and W. Egan and M. F. Summers and A. Bax
Carbohydrate research  166  47--58  (1987)
28) NMR spectroscopic studies of intermediary metabolites of cyclophosphamide. 2. Direct observation, characterization, and reactivity studies of iminocyclophosphamide and related species
V. L. Boyd and M. F. Summers and S. M. Ludeman and W. Egan and G. Zon and J. B. Regan
Journal of medicinal chemistry  30  366--374  (1987)
27) Oligodeoxyribonucleoside methylphosphonates. NMR and UV spectroscopic studies of Rp-Rf and Sp-5p methylphosphonate (Me) modified duplexes of [d [GGAATTCC]] 2
M. Bower and M. F. Summers and C. Powell and K. Shinozuka and J. B. Regan and G. Zon and W. D. Wilson
Nucleic acids research  15  4915--4930  (1987)
26) Synthesis and characterization of oligodeoxyribonucleotides containing terminal phosphates. NMR, UV spectroscopic and thermodynamic analysis of duplex formation of [d (pGGAATTCC)] 2,[d (GGAATTCCp)] 2 and [d (pGGAATTCCp)] 2
M. Bower and M. F. Summers and B. Kell and J. Hoskins and W. D. Wilson
Nucleic acids research  15  3531--3547  (1987)
25) Transfer to organometallic chemistry of substituent constants from organic chemistry. 1. Resolution of longstanding anomalies in the chemistry of organocobalt B12 models and organocobalamins
L. G. Marzilli and F. Bayo and M. F. Summers and L. B. Thomas and E. Zangrando and N. Bresciani-Pahor and M. Mari and L. Randaccio
Journal of the American Chemical Society  109  6045--6052  (1987)
24) A new approach for assigning phosphorus-31 NMR signals and correlating adjacent nucleotide deoxyribose moieties via proton-detected multiple-quantum NMR. Application to the adduct of d (TGGT) with the anticancer agent (ethylenediamine) dichloroplatinum
R. A. Byrd and M. F. Summers and G. Zon and C. S. Fouts and L. G. Marzilli
Journal of the American Chemical Society  108  504--505  (1986)
23) Alkyl phosphotriester modified oligodeoxyribonucleotides. VI. NMR and UV spectroscopic studies of ethyl phosphotriester (Et) modified Rp- Rp and Sp- Sp duplexes,(d [GGAA (Et) TTCC]) 2
M. F. Summers and C. Powell and W. Egan and R. A. Byrd and W. D. Wilson and G. Zon
Nucleic acids research  14  7421--7436  (1986)
22) Complete proton and carbon-13 assignments of coenzyme B12 through the use of new two-dimensional NMR experiments
M. F. Summers and L. G. Marzilli and A. Bax
Journal of the American Chemical Society  108  4285--4294  (1986)
21) Direct identification of relayed nuclear Overhauser effects
A. Bax and V. Sklenár and M. F. Summers
Journal of Magnetic Resonance (1969)  70  327--331  (1986)
20) Phosphorothioate-modified oligodeoxyribonucleotides. III. NMR and UV spectroscoptc studies of the Rp-Rp, Sp-Sp, and Rp-Sp duplexes,[d (GGsAATTCC)] 2, derived from diastereomeric O-ethyl phosphorothioates
L. A. LaPlanche and T. L. James and C. Powell and W. D. Wilson and B. Uznanski and W. J. Stec and M. F. Summers and G. Zon
Nucleic acids research  14  9081--9093  (1986)
19) Phosphorous Chemistry Directed Towards Biology
G. Zon and M. F. Summers and K. A. Gallo and K. L. Shao and M. Koziolkiewicz and G. Uzanski and W. J. Stec
Phosphorous Chemistry Directed Towards Biology    1  (1986)
18) Proton and carbon-13 assignments from sensitivity-enhanced detection of heteronuclear multiple-bond connectivity by 2D multiple quantum NMR
A. Bax and M. F. Summers
Journal of the American Chemical Society  108  2093--2094  (1986)
17) Relevance of Organocobalt B12 Models to B12 Biochemistry
L. G. Marzilli and J. Parker and W.O. and J. P. Charland and M. F. Summers
Frontiers in Bioinorganic Chemistry    647  (1986)
16) Unusual slow-exchange cadmium-113 NMR spectra observed at ambient temperature for halide, cyanide, and mercaptide cadmium coordination compounds with benzimidazole ligands. Applications to cadmium-substituted metalloproteins
M. F. Summers and J. Van Rijn and J. Reedijk and L. G. Marzilli
Journal of the American Chemical Society  108  4254--4258  (1986)
15) Unusually detailed insight into the dynamic behavior of coordinated ambidentate ligands. Factors influencing the binding mode of 2-aminopyridines in B12 models
L. G. Marzilli and M. F. Summers and E. Zangrando and N. Bresciani-Pahor and L. Randaccio
Journal of the American Chemical Society  108  4830--4838  (1986)
14) Analytical studies of ‘mixed sequence’oligodeoxyribonucleotides synthesized by competitive coupling of either methyl-or $\beta$-cyanoethyl-N, N-diisopropylamino phosphoramidite reagents, including 2 -deoxyinosine
G. Zon and K. A. Gallo and C. J. Samson and K.-l. Shao and M. F. Summers and R. A. Byrd
Nucleic acids research  13  8181--8196  (1985)
13) Correlation of rate, spectroscopic, and structural data for (pyridine)-or (triphenylphosphine) bis (dimethylglyoximato) organocobalt complexes
L. Randaccio and N. Bresciani-Pahor and J. D. Orbell and M. Calligaris and M. F. Summers and B. Snyder and P. J. Toscano and L. G. Marzilli
Organometallics  4  469--478  (1985)
12) Nuclear magnetic resonance and circular dichroism studies of a duplex-single-stranded hairpin loop equilibrium for the oligodeoxyribonucleotide sequence d (CGCGATTCGCG)
M. F. Summers and R. A. Byrd and K. A. Gallo and C. J. Samson and G. Zon and W. Egan
Nucleic acids research  13  6375--6386  (1985)
11) Organocobalt B 12 models: axial ligand effects on the structural and coordination chemistry of cobaloximes
N. Bresciani-Pahor and M. Forcolin and L. G. Marzilli and L. Randaccio and M. F. Summers and P. J. Toscano
Coordination chemistry reviews  63  1--125  (1985)
10) Organocobalt B12 models and very long cobalt-carbon (tertiary) bonds. Synthesis and spectroscopic, kinetic, and structural properties of trans-bis (dimethylglyoximato) adamantyl (L) cobalt (III) with L= trimethyl phosphite and triisopropyl phosphite
N. Bresciani-Pahor and L. Randaccio and E. Zangrando and M. F. Summers and J. H. Ramsden Jr and P. A. Marzilli and L. G. Marzilli
Organometallics  4  2086--2090  (1985)
9) Rare examples of structurally characterized five-coordinate organocobalt complexes. Novel dynamic NMR evidence for synergistic enhancement of cis and trans effects in B12 models
L. G. Marzilli and M. F. Summers and N. Bresciani-Pahor and E. Zangrando and J. P. Charland and L. Randaccio
Journal of the American Chemical Society  107  6880--6888  (1985)
8) The 2, 2, 2-trifluoroethyl ligand: a structural" reporter" group for its carbanion character in organometallic compounds
N. Bresciani-Pahor and M. Calligaris and L. Randaccio and L. G. Marzilli and M. F. Summers and P. J. Toscano and J. Grossman and D. Liotta
Organometallics  4  630--636  (1985)
7) The structure of a B12 coenzyme: methylcobalamin studies by X-ray and NMR methods
M. Rossi and J. P. Glusker and L. Randaccio and M. F. Summers and P. J. Toscano and L. G. Marzilli
Journal of the American Chemical Society  107  1729--1738  (1985)
6) Observation of distinct cadmium-113 NMR signals for complexes of nitrogen-donor chelate ligands in solution at ambient temperature
M. F. Summers and L. G. Marzilli
Inorganic Chemistry  23  521--523  (1984)
5) Preparation of a new ligand containing disulfide and imidazole donor groups. Structure of dibromo [5-(1, 2, 5-dithiazepan-5-ylmethylene)-4-methyl-2-ethylimidazole] cadmium (II). Cadmium-113 and carbon-13 NMR studies of complex formation
G. C. Baumann and M. F. Summers and J. P. Hutchinson and J. Zubieta and L. G. Marzilli
Inorganic Chemistry  23  3104--3108  (1984)
4) Synthesis, structure, and solution behaviour of the compound trans-bis (dimethylglyoximato)(ethyl)(methyl 4-pyridinecarboximidate) cobalt (III)
L. G. Marzilli and M. F. Summers and J. H. Ramsden and N. Bresciani-Pahor and L. Randaccio
Journal of the Chemical Society, Dalton Transactions    511--514  (1984)
3) Unusual bond lengths, conformations, and ligand exchange rates in B12 models with the bis (salicylidene)-o-phenylenediamine equatorial ligand
M. F. Summers and L. G. Marzilli and N. Bresciani-Pahor and L. Randaccio
Journal of the American Chemical Society  106  4478--4485  (1984)
2) A very long cobalt to nitrogen bond in a coenzyme B12 model. Relevance to the role of the 5, 6-dimethylbenzimidazole in cobalt-carbon bond cleavage in coenzyme B12
M. F. Summers and P. J. Toscano and N. Bresciani-Pahor and G. Nardin and L. Randaccio and L. G. Marzilli
Journal of the American Chemical Society  105  6259--6263  (1983)
1) Structural distortions in alkylcobaloximes containing triphenylphosphine as axial ligand. The X-ray structures of trans-bis (dimethylglyoximoto)(bromomethyl)(triphenylphosphine) cobalt (III) and trans-bis (dimethylglyoximato)(cyanomethyl)(triphenylphosphine) cobalt (III)
N. Bresciani-Pahor and L. Randaccio and M. Summers and P. Toscano
Inorganica Chimica Acta  68  69--74  (1983)