SMTL ID : 2zjx.1

Bovine pancreatic trypsin inhibitor (BPTI) containing only the [5,55] disulfide bond

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.09 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 5 residues within 4Å: Chain A: R.20, Y.35, G.37, A.40 Chain B: R.42 9 PLIP interactions: 5 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:G.37 Water bridges: A:R.20, A:A.40, B:R.42, B:R.42, B:R.42 Salt bridges: A:R.20, A:K.46, B:R.42 SO4.2: 3 residues within 4Å: Chain A: I.18, R.20, K.46 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:R.20, A:K.46 SO4.3: 5 residues within 4Å: Chain A: F.4, E.7, K.41, R.42 Chain B: R.39 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.42 Water bridges: A:F.4, A:N.43 Salt bridges: B:R.39 SO4.4: 4 residues within 4Å: Chain A: R.42 Chain B: R.20, Y.35, A.40 10 PLIP interactions: 5 interactions with chain B, 5 interactions with chain A Hydrogen bonds: B:Y.35, B:Y.35 Water bridges: B:R.20, A:R.42, A:R.42, A:R.42, A:R.42 Salt bridges: B:R.20, B:K.46, A:R.42

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Islam, M.M. et al., Crystal structure of an extensively simplified variant of bovine pancreatic trypsin inhibitor in which over one-third of the residues are alanines. Proc.Natl.Acad.Sci.Usa (2008)

Release Date

2008-10-21

Peptides

Pancreatic trypsin inhibitor: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Pancreatic trypsin inhibitor