1CQ4
CI2 MUTANT WITH TETRAGLUTAMINE (MGQQQQGM) REPLACING MET59
Summary for 1CQ4
Entry DOI | 10.2210/pdb1cq4/pdb |
Descriptor | PROTEIN (SERINE PROTEINASE INHIBITOR 2), SULFATE ION, ... (4 entities in total) |
Functional Keywords | serine protease inhibitor, polyglutamine insertion mutant, subtilisin- chymotrypsin inhibitor-2, immune system, hydrolase inhibitor |
Biological source | Hordeum vulgare More |
Total number of polymer chains | 2 |
Total formula weight | 8185.52 |
Authors | Chen, Y.W.,Stott, K.R. (deposition date: 1998-11-17, release date: 1998-11-25, Last modification date: 2023-08-09) |
Primary citation | Chen, Y.W.,Stott, K.,Perutz, M.F. Crystal structure of a dimeric chymotrypsin inhibitor 2 mutant containing an inserted glutamine repeat. Proc.Natl.Acad.Sci.USA, 96:1257-1261, 1999 Cited by PubMed: 9990011DOI: 10.1073/pnas.96.4.1257 PDB entries with the same primary citation |
Experimental method | X-RAY DIFFRACTION (1.8 Å) |
Structure validation
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