3I2A

Crystal structure of a chimeric trypsin inhibitor protein STI(L)-WCI(S)

Summary for 3I2A

• Entry DOI: 10.2210/pdb3i2a/pdb
• Related: 1XG6 3I29 3I2X
• Descriptor: Chymotrypsin inhibitor 3, CHLORIDE ION (3 entities in total)
• Functional Keywords: sti(l)-wci(s), mutant, trypsin inhibitor, hydrolase/hydrolase inhibitor, chimera, disulfide bond, protease inhibitor, serine protease inhibitor, hydrolase inhibitor
• Biological source: Psophocarpus tetragonolobus (Goa bean)
• Total number of polymer chains: 2
• Total formula weight: 41629.83

Authors

Sen, U.,Khamrui, S. (deposition date: 2009-06-29, release date: 2010-02-02, Last modification date: 2023-11-01)

• Primary citation: Khamrui, S.,Majumder, S.,Dasgupta, J.,Dattagupta, J.K.,Sen, U.; Identification of a novel set of scaffolding residues that are instrumental for the inhibitory property of Kunitz (STI) inhibitors.; Protein Sci., 19:593-602, 2010; PubMed: 20073082; DOI: 10.1002/pro.338

Experimental method

X-RAY DIFFRACTION (2.3 Å)