SMTL ID : 1d6s.1

CRYSTAL STRUCTURE OF THE K41A MUTANT OF O-ACETYLSERINE SULFHYDRYLASE COMPLEXED IN EXTERNAL ALDIMINE LINKAGE WITH METHIONINE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x MET: METHIONINE(Non-covalent)

MET.1: 12 residues within 4Å: Chain A: T.68, N.69, G.70, N.71, T.72, M.119, Q.142, F.143, G.176, T.177, G.228 Ligands: PLP.2 10 PLIP interactions: 8 interactions with chain A, 2 Ligand-Ligand interactions Hydrophobic interactions: A:T.177 Hydrogen bonds: A:N.69, A:N.69, A:G.70, A:N.71, A:T.72, A:T.72, A:Q.142, M.1, M.1 MET.4: 12 residues within 4Å: Chain B: T.68, N.69, G.70, N.71, T.72, M.119, Q.142, F.143, G.176, T.177, G.228 Ligands: PLP.3 10 PLIP interactions: 8 interactions with chain B, 2 Ligand-Ligand interactions Hydrophobic interactions: B:T.177 Hydrogen bonds: B:T.68, B:N.69, B:N.69, B:G.70, B:N.71, B:T.72, B:Q.142, M.4, M.4

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Non-covalent)

PLP.2: 17 residues within 4Å: Chain A: N.69, N.71, G.174, V.175, G.176, T.177, G.178, G.179, T.180, Q.227, G.228, I.229, S.272, P.299, S.300, Y.305 Ligands: MET.1 18 PLIP interactions: 15 interactions with chain A, 3 Ligand-Ligand interactions Hydrophobic interactions: A:P.299, M.1 Hydrogen bonds: A:N.69, A:N.71, A:G.174, A:G.176, A:T.177, A:G.178, A:G.179, A:T.180, A:T.180, A:S.272, M.1 Water bridges: A:Q.142, A:N.148, A:T.180, A:L.181, M.1 PLP.3: 17 residues within 4Å: Chain B: N.69, N.71, G.174, V.175, G.176, T.177, G.178, G.179, T.180, Q.227, G.228, I.229, S.272, P.299, S.300, Y.305 Ligands: MET.4 18 PLIP interactions: 15 interactions with chain B, 3 Ligand-Ligand interactions Hydrophobic interactions: B:P.299, M.4 Hydrogen bonds: B:N.69, B:N.71, B:G.174, B:G.176, B:T.177, B:G.178, B:G.179, B:T.180, B:T.180, B:S.272, M.4 Water bridges: B:Q.142, B:N.148, B:T.180, B:L.181, M.4

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Burkhard, P. et al., Ligand binding induces a large conformational change in O-acetylserine sulfhydrylase from Salmonella typhimurium. J.Mol.Biol. (1999)

Release Date

2000-04-15

Peptides

O-ACETYLSERINE SULFHYDRYLASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

O-ACETYLSERINE SULFHYDRYLASE