SMTL ID : 1t8l.1 (5 other biounits)

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

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

hetero-1-1-mer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: Y.171, W.172, S.217, S.218 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:Y.171, A:S.218, A:T.219 Water bridges: A:Y.171, A:Y.171, A:G.216, A:S.217, A:S.217 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:K.93, A:K.93 SO4.3: 4 residues within 4Å: Chain A: K.93, N.95, N.100, N.101 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.95, A:N.100, A:N.101 SO4.4: 4 residues within 4Å: Chain B: F.5, E.8, K.42, R.43 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:R.43 Water bridges: B:E.8, B:E.8, B:E.8, B:K.42, B:R.43, B:N.44 Salt bridges: B:R.43 SO4.5: 4 residues within 4Å: Chain B: R.21, Y.36, G.38, A.41 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Y.36 Water bridges: B:A.41, B:A.41 Salt bridges: B:R.21 SO4.6: 1 residues within 4Å: Chain B: Y.11 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Y.11, B:Y.11 Water bridges: B:R.40, A:S.218 SO4.7: 2 residues within 4Å: Chain B: P.3, D.4 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:D.4 Water bridges: B:D.4, B:D.4, B:F.5, B:R.43, B:R.43

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
B

Chymotrypsin A

Pancreatic trypsin inhibitor

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