SMTL ID : 1t7c.6 (5 other biounits)

CRYSTAL STRUCTURE OF THE P1 GLU BPTI MUTANT- BOVINE CHYMOTRYPSIN COMPLEX

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

hetero-1-1-mer

Ligands

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 6 residues within 4Å: Chain A: Y.171, W.172, S.217, S.218 Chain B: P.2, D.3 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B Hydrogen bonds: A:Y.171, A:S.218, B:D.3, B:D.3 Water bridges: B:F.4, B:R.42, B:R.42 SO4.2: 4 residues within 4Å: Chain A: K.90, N.91, S.92, W.237 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.92, A:S.92 Water bridges: A:N.91, A:K.93 SO4.3: 4 residues within 4Å: Chain A: K.93, N.95, N.100, N.101 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.95, A:N.100, A:N.101 Water bridges: A:T.98 SO4.4: 5 residues within 4Å: Chain A: L.97 Chain B: R.20, Y.35, G.37, A.40 5 PLIP interactions: 5 interactions with chain B Water bridges: B:R.20, B:R.20, B:Y.35, B:A.40 Salt bridges: B:R.20

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Czapinska, H. et al., Crystal structures of five bovine chymotrypsin complexes with P1 BPTI variants. J.Mol.Biol. (2004)

Release Date

2005-03-08

Peptides

Chymotrypsin A: A
Pancreatic trypsin inhibitor: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
D

Chymotrypsin A

Pancreatic trypsin inhibitor

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