Etude de la catalyze de la reaction de Making des carboxamides, par des anticorps monoclonaux anti-phosphonamidates。选择性 vis-a-vis des amines 芳香族和脂肪族 dans la Competition entre la benzylamine et la 丁胺 dans laformation du carboxamide
Substrate attenuation: An approach to improve antibody catalysis
摘要:
Antibodies raised to quinaldine phosphonamide 1a showed no ability to hydrolyze its most homologous substrates amide and ester 2 and 3, respectively. However, within this same set of antibodies some thirteen showed a great propensity to hydrolyse a structurally similar naphthyl ester In addition to heteroatom discrimination one of the antibodies examined in detail displayed an increase in catalytic efficiency presumably via weak apparent binding (k(m)) when phenylesters were employed as substrates. These findings suggest abzyme catalysis may be improved via substrate attenuation.
Substrate attenuation: An approach to improve antibody catalysis
作者:Kim D. Janda、Stephen J. Benkovic、Donald A. McLeod、Diane M. Schloeder、Richard A. Lerner
DOI:10.1016/s0040-4020(01)81784-1
日期:1991.1
Antibodies raised to quinaldine phosphonamide 1a showed no ability to hydrolyze its most homologous substrates amide and ester 2 and 3, respectively. However, within this same set of antibodies some thirteen showed a great propensity to hydrolyse a structurally similar naphthyl ester In addition to heteroatom discrimination one of the antibodies examined in detail displayed an increase in catalytic efficiency presumably via weak apparent binding (k(m)) when phenylesters were employed as substrates. These findings suggest abzyme catalysis may be improved via substrate attenuation.
Antibody catalysis of bimolecular amide formation
作者:K. D. Janda、R. A. Lerner、Alfonso. Tramontano
DOI:10.1021/ja00222a056
日期:1988.7
Etudede la catalyse de la reaction de formation des carboxamides, pardes anticorps monoclonaux anti-phosphonamidates. Selectivite vis-a-vis desaminesaromatiques et aliphatiques dans la competition entre la benzylamine et la butylamine dans la formation du carboxamide
Etude de la catalyze de la reaction de Making des carboxamides, par des anticorps monoclonaux anti-phosphonamidates。选择性 vis-a-vis des amines 芳香族和脂肪族 dans la Competition entre la benzylamine et la 丁胺 dans laformation du carboxamide