SMTL ID : 1f7z.1

RAT TRYPSINOGEN K15A COMPLEXED WITH BOVINE PANCREATIC TRYPSIN INHIBITOR

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

hetero-1-1-mer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: E.62, N.64, V.67, E.69, E.72 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.62, A:V.67, A:E.69, A:E.72, H2O.3, H2O.4

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

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

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pasternak, A. et al., The energetic cost of induced fit catalysis: Crystal structures of trypsinogen mutants with enhanced activity and inhibitor affinity. Protein Sci. (2001)

Release Date

2001-07-04

Peptides

TRYPSIN II, ANIONIC: A
PANCREATIC TRYPSIN INHIBITOR: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
I

TRYPSIN II, ANIONIC

PANCREATIC TRYPSIN INHIBITOR

Related Entries With Identical Sequence