SMTL ID : 4ore.1

Cyrstal structure of O-acetylserine sulfhydrylase ternary complex from Haemophilus influenzae at 2.2 A

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x THR- PHE- GLU- TYR- GLY- ASP- GLY- ILE: Peptide inhibitor(Non-covalent)

THR-PHE-GLU-TYR-GLY-ASP-GLY-ILE.1: 20 residues within 4Å: Chain A: K.59, T.86, G.88, N.89, T.90, P.110, M.113, S.114, M.137, Q.160, F.161, G.194, G.239, P.240, H.241, K.242, Q.244, G.245, A.248 Ligands: OAS.2 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:F.161, A:K.242, A:A.248 Hydrogen bonds: A:G.88, A:G.88, A:T.90, A:S.114, A:Q.160, A:H.241, A:H.241, A:A.248, A:A.248 Water bridges: A:N.89, A:N.89, A:R.117, A:G.245 THR-PHE-GLU-TYR-GLY-ASP-GLY-ILE.3: 20 residues within 4Å: Chain B: K.59, T.86, G.88, N.89, T.90, P.110, M.113, S.114, M.137, Q.160, F.161, G.194, G.239, P.240, H.241, K.242, Q.244, G.245, A.248 Ligands: OAS.4 16 PLIP interactions: 16 interactions with chain B Hydrophobic interactions: B:F.161, B:K.242, B:A.248 Hydrogen bonds: B:G.88, B:G.88, B:T.90, B:S.114, B:Q.160, B:H.241, B:H.241, B:A.248, B:A.248 Water bridges: B:N.89, B:N.89, B:R.117, B:G.245

2 x OAS: O-ACETYLSERINE(Non-covalent)

OAS.2: 5 residues within 4Å: Chain A: K.135, G.136, M.137 Ligands: THR-PHE-GLU-TYR-GLY-ASP-GLY-ILE.1, THR-PHE-GLU-TYR-GLY-ASP-GLY-ILE.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:M.137 OAS.4: 5 residues within 4Å: Chain B: K.135, G.136, M.137 Ligands: THR-PHE-GLU-TYR-GLY-ASP-GLY-ILE.3, THR-PHE-GLU-TYR-GLY-ASP-GLY-ILE.3 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:M.137

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kaushik, A. et al., Cyrstal structure of O-acetylserine sulfhydrylase ternary complex from Haemophilus influenzae at 2.2 A. To be Published

Release Date

2015-02-11

Peptides

Cysteine synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

B
X

Cysteine synthase