SMTL ID : 2ptc.2 (1 other biounit)

THE GEOMETRY OF THE REACTIVE SITE AND OF THE PEPTIDE GROUPS IN TRYPSIN, TRYPSINOGEN AND ITS COMPLEXES WITH INHIBITORS

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

hetero-4-4-mer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: E.52, N.54, V.57, E.62 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.52, A:N.54, A:E.62, H2O.2, H2O.4 CA.2: 4 residues within 4Å: Chain C: E.52, N.54, V.57, E.62 5 PLIP interactions: 3 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:E.52, C:N.54, C:E.62, H2O.8, H2O.10 CA.3: 4 residues within 4Å: Chain E: E.52, N.54, V.57, E.62 5 PLIP interactions: 3 interactions with chain E, 2 Ligand-Water interactions Metal complexes: E:E.52, E:N.54, E:E.62, H2O.14, H2O.16 CA.4: 4 residues within 4Å: Chain G: E.52, N.54, V.57, E.62 5 PLIP interactions: 3 interactions with chain G, 2 Ligand-Water interactions Metal complexes: G:E.52, G:N.54, G:E.62, H2O.20, H2O.22

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Marquart, M. et al., The Geometry of the Reactive Site and of the Peptide Groups in Trypsin, Trypsinogen and its Complexes with Inhibitors. Acta Crystallogr.,Sect.B (1983)

Release Date

1983-01-18

Peptides

BETA-TRYPSIN: ACEG
TRYPSIN INHIBITOR: BDFH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

C
E

E
E

G
E

B
I

D
I

F
I

H
I

BETA-TRYPSIN

TRYPSIN INHIBITOR

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