SMTL ID : 2nz2.1

Crystal structure of human argininosuccinate synthase in complex with aspartate and citrulline

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-tetramer

Ligands

4 x NA: SODIUM ION(Non-functional Binders)

NA.1: 2 residues within 4Å: Chain A: Q.108, I.140 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.108 Water bridges: A:A.137, A:Q.139 NA.4: 2 residues within 4Å: Chain B: Q.108, I.140 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Q.108 Water bridges: B:A.137, B:Q.139 NA.7: 2 residues within 4Å: Chain C: Q.108, I.140 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:Q.108 Water bridges: C:Q.139 NA.10: 2 residues within 4Å: Chain D: Q.108, I.140 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:Q.108 Water bridges: D:A.137, D:Q.139

4 x ASP: ASPARTIC ACID(Non-covalent)

ASP.2: 7 residues within 4Å: Chain A: A.119, T.120, G.123, N.124, D.125, E.192 Ligands: CIR.3 14 PLIP interactions: 9 interactions with chain A, 5 Ligand-Ligand interactions Hydrogen bonds: A:T.120, A:N.124, A:N.124, A:D.125, D.2, D.2, D.2, D.2 Water bridges: A:G.123, A:D.125, A:Q.126, A:D.183, D.2 Salt bridges: A:R.273 ASP.5: 7 residues within 4Å: Chain B: A.119, T.120, G.123, N.124, D.125, E.192 Ligands: CIR.6 15 PLIP interactions: 6 Ligand-Ligand interactions, 9 interactions with chain B Hydrogen bonds: D.5, D.5, D.5, D.5, B:T.120, B:N.124, B:N.124, B:D.125, B:D.125 Water bridges: D.5, D.5, B:G.123, B:Q.126, B:D.183 Salt bridges: B:R.273 ASP.8: 7 residues within 4Å: Chain C: A.119, T.120, G.123, N.124, D.125, E.192 Ligands: CIR.9 15 PLIP interactions: 9 interactions with chain C, 6 Ligand-Ligand interactions Hydrogen bonds: C:T.120, C:N.124, C:N.124, C:D.125, C:D.125, D.8, D.8, D.8, D.8 Water bridges: C:G.123, C:Q.126, C:D.183, D.8, D.8 Salt bridges: C:R.273 ASP.11: 7 residues within 4Å: Chain D: A.119, T.120, G.123, N.124, D.125, E.192 Ligands: CIR.12 14 PLIP interactions: 8 interactions with chain D, 6 Ligand-Ligand interactions Hydrogen bonds: D:T.120, D:N.124, D:N.124, D:D.125, D.11, D.11, D.11, D.11 Water bridges: D:G.123, D:Q.126, D:D.183, D.11, D.11 Salt bridges: D:R.273

4 x CIR: CITRULLINE(Non-covalent)

CIR.3: 15 residues within 4Å: Chain A: Y.88, T.92, S.93, N.124, D.125, R.128, S.181, M.182, D.183, S.190, E.192, E.271, Y.283, Y.323 Ligands: ASP.2 13 PLIP interactions: 11 interactions with chain A, 2 Ligand-Ligand interactions Hydrophobic interactions: A:Y.283, D.2 Hydrogen bonds: A:Y.88, A:N.124, A:S.190, A:S.190, A:S.190, A:E.271, A:Y.283, A:Y.323, D.2 Water bridges: A:S.279 Salt bridges: A:R.128 CIR.6: 15 residues within 4Å: Chain B: Y.88, T.92, S.93, N.124, D.125, R.128, S.181, M.182, D.183, S.190, E.192, E.271, Y.283, Y.323 Ligands: ASP.5 14 PLIP interactions: 2 Ligand-Ligand interactions, 12 interactions with chain B Hydrophobic interactions: D.5, B:Y.283 Hydrogen bonds: D.5, B:Y.88, B:Y.88, B:N.124, B:S.190, B:S.190, B:S.190, B:E.271 Water bridges: B:D.183, B:S.279, B:Y.283 Salt bridges: B:R.128 CIR.9: 15 residues within 4Å: Chain C: Y.88, T.92, S.93, N.124, D.125, R.128, S.181, M.182, D.183, S.190, E.192, E.271, Y.283, Y.323 Ligands: ASP.8 14 PLIP interactions: 12 interactions with chain C, 2 Ligand-Ligand interactions Hydrophobic interactions: C:Y.283, D.8 Hydrogen bonds: C:Y.88, C:Y.88, C:N.124, C:S.190, C:S.190, C:S.190, C:E.271, D.8 Water bridges: C:D.183, C:S.279, C:Y.283 Salt bridges: C:R.128 CIR.12: 15 residues within 4Å: Chain D: Y.88, T.92, S.93, N.124, D.125, R.128, S.181, M.182, D.183, S.190, E.192, E.271, Y.283, Y.323 Ligands: ASP.11 13 PLIP interactions: 11 interactions with chain D, 2 Ligand-Ligand interactions Hydrophobic interactions: D:Y.283, D.11 Hydrogen bonds: D:Y.88, D:N.124, D:S.190, D:S.190, D:S.190, D:E.271, D:Y.283, D:Y.323, D.11 Water bridges: D:S.279 Salt bridges: D:R.128

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Karlberg, T. et al., Structure of human argininosuccinate synthetase. Acta Crystallogr.,Sect.D (2008)

Release Date

2006-12-05

Peptides

Argininosuccinate synthase: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Argininosuccinate synthase