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Plasma kallikrein Inhibitors (IC50, Ki)
Structure
Compound Name
Standard Type
Standard Values (in nM)
(3R,8R,11S,14S,17S,20S,23S,26S,29S,32S)-3-Amino-23-benzyl-20-[(1-carbamimidoylpiperidin-4-yl)methyl]-26-[3-(diaminomethylideneamino)propyl]-11-(1H-indol-3-ylmethyl)-17,29-dimethyl-14-(2-methylpropyl)-2,10,13,16,19,22,25,28,31-nonaoxo-5,6-dithia-1,9,12,15,18,21,24,27,30-nonazabicyclo[30.3.0]pentatriacontane-8-carboxylic acidKi9.93 [1], 14.0 [2], 31.9 [3], 53.6 [4], 166.0 [5]
(3R,8R,11S,14S,17S,20S,23S,26S,29S,32S)-3-Amino-20-[(1-carbamimidoylpiperidin-4-yl)methyl]-11-(carboxymethyl)-23-(hydroxymethyl)-17,26-bis[(4-hydroxyphenyl)methyl]-29-methyl-14-(2-methylpropyl)-2,10,13,16,19,22,25,28,31-nonaoxo-5,6-dithia-1,9,12,15,18,21,24,27,30-nonazabicyclo[30.3.0]pentatriacontane-8-carboxylic acidKi136.0 [1], 907.0 [2], 938.0 [3], 1580.0 [4], 1694.0 [5]
RazaxabanKi2300.0 [1]
(2R)-2-[[(2R)-2-[[2-[[2-[[2-[[(2S)-2-[[(1R,7S,10S,13S,16S,22S,25S,28S,40R,43S,46S,49S,52S,58S,61S)-40-Acetamido-43,52-bis(2-amino-2-oxoethyl)-13-(carboxymethyl)-46-[(1R)-1-hydroxyethyl]-10,49,61-tris(1H-indol-3-ylmethyl)-16-methyl-25-(2-methylpropyl)-2,8,11,14,17,23,26,41,44,47,50,53,59,62-tetradecaoxo-30,38,65-trithia-3,9,12,15,18,24,27,42,45,48,51,54,60,63-tetradecazahexacyclo[32.29.3.132,36.03,7.018,22.054,58]heptahexaconta-32,34,36(67)-triene-28-carbonyl]amino]propanoyl]-methylamino]acetyl]-methylamino]acetyl]-methylamino]acetyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoic acidIC5027.0 [1], 790.0 [2]
(2R)-2-[[(2R)-2-[[2-[[2-[[2-[[(2S)-2-[[(1R,7S,10S,13S,16S,22S,25S,28S,40R,43S,46S,49S,52S,58S,61S)-40-Acetamido-43,52-bis(2-amino-2-oxoethyl)-13-(carboxymethyl)-46-[(1R)-1-hydroxyethyl]-10,49,61-tris(1H-indol-3-ylmethyl)-16-methyl-25-(2-methylpropyl)-2,8,11,14,17,23,26,41,44,47,50,53,59,62-tetradecaoxo-30,38,65-trithia-3,9,12,15,18,24,27,42,45,48,51,54,60,63-tetradecazahexacyclo[32.29.3.132,36.03,7.018,22.054,58]heptahexaconta-32,34,36(67)-triene-28-carbonyl]amino]propanoyl]-methylamino]acetyl]-methylamino]acetyl]-methylamino]acetyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoic acidKi3.0 [1]

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References
This online resource may be cited as follows
MLA
"Quest Database™ Plasma kallikrein Inhibitors (IC50, Ki)." AAT Bioquest, Inc., 4 Feb. 2026, https://www.aatbio.com/data-sets/plasma-kallikrein-inhibitors-ic50-ki.
APA
AAT Bioquest, Inc. (2026, February 4). Quest Database™ Plasma kallikrein Inhibitors (IC50, Ki). AAT Bioquest. https://www.aatbio.com/data-sets/plasma-kallikrein-inhibitors-ic50-ki.
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