2.4.2.17 (4E)-4-[(4-chlorophenyl)(hydroxy)methylidene]-1-(pyridin-3-ylmethyl)-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione binds to the cavity between the domains I and II. The terminal chlorobenzoyl group of 1 makes hydrophobic interactions with the amphiphilic pocket near the phosphoribosyl pyrophosphate binding site 76506 2.4.2.17 1,2,4-Triazole-3-alanine - 29236 2.4.2.17 1-(5-phospho-alpha-D-ribosyl)-ATP product inhibition, competitive to both substrates 51101 2.4.2.17 1-(5-phospho-beta-D-ribosyl)-ATP product inhibition 44706 2.4.2.17 1-[(5,6-diphenyl-1,2,4-triazin-3-yl)sulfanyl]-3-(1,3-thiazol-2-yl)propan-2-one most potent inhibitor, spans the PR-ATP binding site, exhibits greater than 50% inhibition at 0.01 mM, 40% inhibition at 0.001 mM 39577 2.4.2.17 2-([7-[(3-hydroxyphenyl)amino]-4-nitro-2,1,3-benzoxadiazol-5-yl]amino)-5-nitrophenol exhibits 46% inhibition 76537 2.4.2.17 2-([7-[(3-hydroxyphenyl)amino]-4-nitro-2,1,3-benzoxadiazol-5-yl]amino)-5-nitrophenol has whole-cell activity at 0.012 mM 76537 2.4.2.17 2-methyl-L-histidine - 112427 2.4.2.17 2-thiazol-DL-alanine - 112455 2.4.2.17 2-[(2-bromo-3,5-dinitrophenyl)carbonyl]-N-phenylhydrazinecarboxamide exhibits 71% inhibition 39582