The discovery of small molecule carbamates as potent dual α4β1/α4β7 integrin antagonists

被引:18
作者
Chang, LL [1 ]
Truong, Q
Mumford, RA
Egger, LA
Kidambi, U
Lyons, K
McCauley, E
Van Riper, G
Vincent, S
Schmidt, JA
MacCoss, M
Hagmann, WK
机构
[1] Merck Res Labs, Dept Basic Med Chem, Rahway, NJ 07065 USA
[2] Merck Res Labs, Dept Immunol & Rheumatol, Rahway, NJ 07065 USA
[3] Merck Res Labs, Dept Drug Metab, Rahway, NJ 07065 USA
关键词
D O I
10.1016/S0960-894X(01)00710-7
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
The alpha(4)beta(1) and alpha(4)beta(7) integrins are implicated in several inflammatory disease states. Systematic SAR studies of an alpha(4)beta(1)-specific arylsulfonyl-Pro-Tyr lead led to the identification of a new alpha(4)beta(7) binding site, best captured by O-carbamates of Tyr for this structural class. Several compounds showed a 200- to 400-fold improvement in alpha(4)beta(7) binding affinity while maintaining subnanomolar alpha(4)beta(1) activity, for example 21, VCAM-Ig alpha(4)beta(1) IC50 = 0.13 nM. VCAM-Ig alpha(4)beta(7) IC50 = 1.92 nM. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:159 / 163
页数:5
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