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Volumn 130, Issue 41, 2008, Pages 13696-13708

Testing geometrical discrimination within an enzyme active site: Constrained hydrogen bonding in the ketosteroid isomerase oxyanion hole

Author keywords

[No Author keywords available]

Indexed keywords

BINDING ENERGY; BINDING SITES; CATALYSTS; CONSTRAINED OPTIMIZATION; CRYSTALLOGRAPHY; ENZYMES; FUNCTIONAL GROUPS; HYDROGEN; HYDROGEN BONDS; MINERALOGY; PROTEINS; X RAY CRYSTALLOGRAPHY;

EID: 53849096731     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja803928m     Document Type: Article
Times cited : (86)

References (121)
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    • Levitt, M. In Peptides, polypeptides, and proteins; Blout, E. R., Bovey, F. A., Goodman, M., Lotan, N., Eds.; Wiley: New York, 1974; pp 99-113.
    • (1974) Peptides, polypeptides, and proteins , pp. 99-113
    • Levitt, M.1
  • 48
    • 0035890870 scopus 로고    scopus 로고
    • a and the amount of negative charge localized on the phenolate oxygen is supported by quantum calculations Gross, K. C.; Seybold, P. G. Int. J. Quantum Chem. 2001, 85, 569-579.
    • a and the amount of negative charge localized on the phenolate oxygen is supported by quantum calculations (Gross, K. C.; Seybold, P. G. Int. J. Quantum Chem. 2001, 85, 569-579.
  • 49
    • 0037026962 scopus 로고    scopus 로고
    • a observed in phenolate X-ray structures in the Cambridge Database (unpublished analysis), as expected for increased C-O bond order from withdrawal of electron density from the phenolate oxygen into the ring and substituent groups.
    • a observed in phenolate X-ray structures in the Cambridge Database (unpublished analysis), as expected for increased C-O bond order from withdrawal of electron density from the phenolate oxygen into the ring and substituent groups.
  • 79
    • 53849140629 scopus 로고    scopus 로고
    • a but with very different meta or para substituents (see Table S3) suggest that the remote substituents themselves do not contribute substantially to the observed constraint on hydrogen bond shortening.
    • a but with very different meta or para substituents (see Table S3) suggest that the remote substituents themselves do not contribute substantially to the observed constraint on hydrogen bond shortening.
  • 80
    • 53849140282 scopus 로고    scopus 로고
    • Pyridine-N-oxides were used as oxyanionic hydrogen bond acceptors instead of phenolates since they did not require the presence of a counterion. The dichloro compound was used instead of the difluoro variant due to the commercial availability of the former.
    • Pyridine-N-oxides were used as oxyanionic hydrogen bond acceptors instead of phenolates since they did not require the presence of a counterion. The dichloro compound was used instead of the difluoro variant due to the commercial availability of the former.
  • 92
    • 0028279839 scopus 로고    scopus 로고
    • Joseph-McCarthy, D.; Rost, L. E.; Komives, E. A Petsko, G. A. Biochemistry 1994, 33, 2824-2829.
    • Joseph-McCarthy, D.; Rost, L. E.; Komives, E. A Petsko, G. A. Biochemistry 1994, 33, 2824-2829.
  • 120
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    • University of California: San Francisco
    • Goddard, T. D.; Kneller, D. G. SPARKY; University of California: San Francisco, 2004.
    • (2004) SPARKY
    • Goddard, T.D.1    Kneller, D.G.2
  • 121
    • 53849088742 scopus 로고    scopus 로고
    • Gaussian, Inc, Wallingford, CT
    • Frisch, M. J.; et al. Gaussian 03, Revision C.02; Gaussian, Inc.: Wallingford, CT, 2004.
    • (2004) Gaussian 03, Revision , Issue.C.02
    • Frisch, M.J.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.