SMTL ID : 1trm.1

THE THREE-DIMENSIONAL STRUCTURE OF ASN102 MUTANT OF TRYPSIN. ROLE OF ASP102 IN SERINE PROTEASE CATALYSIS

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 6 residues within 4Å: Chain A: E.52, N.54, V.57, L.58, E.59, E.62 6 PLIP interactions: 5 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.52, A:N.54, A:V.57, A:E.59, A:E.62, H2O.1 CA.3: 5 residues within 4Å: Chain B: E.52, N.54, V.57, E.59, E.62 6 PLIP interactions: 5 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:E.52, B:N.54, B:V.57, B:E.59, B:E.62, H2O.6

2 x BEN: BENZAMIDINE(Non-functional Binders)

BEN.2: 11 residues within 4Å: Chain A: D.171, S.172, C.173, Q.174, S.177, V.191, W.193, G.194, G.196, C.197, G.204 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:V.191 Hydrogen bonds: A:D.171, A:S.172, A:G.196 Water bridges: A:V.205 BEN.4: 11 residues within 4Å: Chain B: D.171, S.172, C.173, Q.174, S.177, V.191, W.193, G.194, G.196, C.197, G.204 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:V.191 Hydrogen bonds: B:D.171, B:S.172, B:G.196 Water bridges: B:V.205

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sprang, S. et al., The three-dimensional structure of Asn102 mutant of trypsin: role of Asp102 in serine protease catalysis. Science (1987)

Release Date

1988-07-16

Peptides

TRYPSIN: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

TRYPSIN

Related Entries With Identical Sequence