1SFI

High resolution structure of a potent, cyclic protease inhibitor from sunflower seeds

Summary for 1SFI

Entry DOI	10.2210/pdb1sfi/pdb
Related PRD ID	PRD_001097
Descriptor	TRYPSIN, Trypsin inhibitor 1, SULFATE ION, ... (5 entities in total)
Functional Keywords	trypsin inhibitor, cyclic peptide, protease, bovine-trypsin, serine protease-inhibitor, hydrolase-hydrolase inhibitor complex, hydrolase/hydrolase inhibitor
Biological source	Bos taurus (cattle) More
Cellular location	Secreted, extracellular space: P00760
Total number of polymer chains	2
Total formula weight	25188.38
Authors	Luckett, S.,Garcia, R.S.,Barker, J.J.,Konarev, A.V.,Shewry, P.,Clarke, A.R.,Brady, R.L. (deposition date: 1998-12-16, release date: 1999-07-09, Last modification date: 2023-08-09)
Primary citation	Luckett, S.,Garcia, R.S.,Barker, J.J.,Konarev, A.V.,Shewry, P.R.,Clarke, A.R.,Brady, R.L. High-resolution structure of a potent, cyclic proteinase inhibitor from sunflower seeds. J.Mol.Biol., 290:525-533, 1999 Cited by PubMed: 10390350 DOI: 10.1006/jmbi.1999.2891 PDB entries with the same primary citation
Experimental method	X-RAY DIFFRACTION (1.65 Å)

Structure validation