Indole inhibitors of human nonpancreatic secretory phospholipase A(2) .1. Indole-3-acetamides

被引:91
作者
Dillard, RD [1 ]
Bach, NJ [1 ]
Draheim, SE [1 ]
Berry, DR [1 ]
Carlson, DG [1 ]
Chirgadze, NY [1 ]
Clawson, DK [1 ]
Hartley, LW [1 ]
Johnson, LM [1 ]
Jones, ND [1 ]
McKinney, ER [1 ]
Mihelich, ED [1 ]
Olkowski, JL [1 ]
Schevitz, RW [1 ]
Smith, AC [1 ]
Snyder, DW [1 ]
Sommers, CD [1 ]
Wery, JP [1 ]
机构
[1] ELI LILLY & CO, LILLY RES LABS, LILLY CORP CTR, INDIANAPOLIS, IN 46285 USA
关键词
D O I
10.1021/jm960485v
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
Phospholipases (PLAs) produce rate-limiting precursors in the biosynthesis of various types of biologically active lipids involved in inflammatory processes. Increased levels of human nonpancreatic secretory phospholipase A(2) (hnps-PLA(2)) have been detected in several pathological conditions. An inhibitor of this enzyme could have therapeutic utility. A broad screening program was carried out to identify chemical structures which could inhibit hnps-PLA(2). One of the lead compounds generated by the screening program was 5-methoxy-2-methyl-1-(phenylmethyl)-1H-indole-3-acetic acid (13a). We describe the syntheses, structure-activity relationships, and pharmacological activities of a series of indole-3-acetamides and related compounds derived from this lead. This SAR was undertaken with the aid of X-ray crystal structures of complexes between the inhibitors and hnps-PLA(2) which were of great value in directing the SAR.
引用
收藏
页码:5119 / 5136
页数:18
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