SMTL ID : 4hpp.1

Crystal structure of novel glutamine synthase homolog

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-hexamer

Ligands

6 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: E.133, E.180, E.187 Ligands: GLU.3 4 PLIP interactions: 1 Ligand-Ligand interactions, 3 interactions with chain A Metal complexes: GLU.3, A:E.133, A:E.180, A:E.187 MG.4: 4 residues within 4Å: Chain B: E.133, E.180, E.187 Ligands: GLU.6 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Ligand interactions Metal complexes: B:E.133, B:E.180, B:E.187, GLU.6 MG.7: 4 residues within 4Å: Chain C: E.133, E.180, E.187 Ligands: GLU.9 4 PLIP interactions: 3 interactions with chain C, 1 Ligand-Ligand interactions Metal complexes: C:E.133, C:E.180, C:E.187, GLU.9 MG.10: 4 residues within 4Å: Chain D: E.133, E.180, E.187 Ligands: GLU.12 4 PLIP interactions: 3 interactions with chain D, 1 Ligand-Ligand interactions Metal complexes: D:E.133, D:E.180, D:E.187, GLU.12 MG.13: 4 residues within 4Å: Chain E: E.133, E.180, E.187 Ligands: GLU.15 4 PLIP interactions: 3 interactions with chain E, 1 Ligand-Ligand interactions Metal complexes: E:E.133, E:E.180, E:E.187, GLU.15 MG.16: 4 residues within 4Å: Chain F: E.133, E.180, E.187 Ligands: GLU.18 4 PLIP interactions: 3 interactions with chain F, 1 Ligand-Ligand interactions Metal complexes: F:E.133, F:E.180, F:E.187, GLU.18

6 x CA: CALCIUM ION(Non-covalent)

CA.2: 1 residues within 4Å: Chain A: E.441 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:E.441, H2O.2, H2O.3, H2O.3 CA.5: 1 residues within 4Å: Chain B: E.441 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:E.441, H2O.5, H2O.6, H2O.6 CA.8: 1 residues within 4Å: Chain C: E.441 4 PLIP interactions: 1 interactions with chain C, 3 Ligand-Water interactions Metal complexes: C:E.441, H2O.8, H2O.8, H2O.8 CA.11: 1 residues within 4Å: Chain D: E.441 4 PLIP interactions: 1 interactions with chain D, 3 Ligand-Water interactions Metal complexes: D:E.441, H2O.10, H2O.11, H2O.11 CA.14: 1 residues within 4Å: Chain E: E.441 4 PLIP interactions: 1 interactions with chain E, 3 Ligand-Water interactions Metal complexes: E:E.441, H2O.13, H2O.14, H2O.14 CA.17: 1 residues within 4Å: Chain F: E.441 4 PLIP interactions: 1 interactions with chain F, 3 Ligand-Water interactions Metal complexes: F:E.441, H2O.15, H2O.16, H2O.16

6 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.3: 10 residues within 4Å: Chain A: E.133, E.180, T.232, N.233, G.234, H.236, R.290, R.308, R.334 Ligands: MG.1 8 PLIP interactions: 8 interactions with chain A, Hydrogen bonds: A:T.232, A:G.234, A:R.334 Water bridges: A:Q.185 Salt bridges: A:H.236, A:H.236, A:R.290, A:R.308 GLU.6: 10 residues within 4Å: Chain B: E.133, E.180, T.232, N.233, G.234, H.236, R.290, R.308, R.334 Ligands: MG.4 8 PLIP interactions: 8 interactions with chain B, Hydrogen bonds: B:T.232, B:G.234, B:R.334 Water bridges: B:Q.185 Salt bridges: B:H.236, B:H.236, B:R.290, B:R.308 GLU.9: 10 residues within 4Å: Chain C: E.133, E.180, T.232, N.233, G.234, H.236, R.290, R.308, R.334 Ligands: MG.7 8 PLIP interactions: 8 interactions with chain C, Hydrogen bonds: C:T.232, C:G.234, C:R.334 Water bridges: C:Q.185 Salt bridges: C:H.236, C:H.236, C:R.290, C:R.308 GLU.12: 10 residues within 4Å: Chain D: E.133, E.180, T.232, N.233, G.234, H.236, R.290, R.308, R.334 Ligands: MG.10 8 PLIP interactions: 8 interactions with chain D, Hydrogen bonds: D:T.232, D:G.234, D:R.334 Water bridges: D:Q.185 Salt bridges: D:H.236, D:H.236, D:R.290, D:R.308 GLU.15: 10 residues within 4Å: Chain E: E.133, E.180, T.232, N.233, G.234, H.236, R.290, R.308, R.334 Ligands: MG.13 8 PLIP interactions: 8 interactions with chain E, Hydrogen bonds: E:T.232, E:G.234, E:R.334 Water bridges: E:Q.185 Salt bridges: E:H.236, E:H.236, E:R.290, E:R.308 GLU.18: 10 residues within 4Å: Chain F: E.133, E.180, T.232, N.233, G.234, H.236, R.290, R.308, R.334 Ligands: MG.16 8 PLIP interactions: 8 interactions with chain F, Hydrogen bonds: F:T.232, F:G.234, F:R.334 Water bridges: F:Q.185 Salt bridges: F:H.236, F:H.236, F:R.290, F:R.308

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ladner, J.E. et al., Structure and Activity of PA5508, a Hexameric Glutamine Synthetase Homologue. Biochemistry (2012)

Release Date

2012-12-26

Peptides

Probable glutamine synthetase: ABCDEF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

E
A

F
A

Probable glutamine synthetase