SMTL ID : 3vp0.1

Crystal structure of human glutaminase in complex with L-glutamine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-tetramer

Ligands

4 x GLN: GLUTAMINE(Non-covalent)

GLN.1: 11 residues within 4Å: Chain A: Y.31, Q.67, S.68, N.117, E.163, N.170, Y.196, C.200, Y.248, G.265, V.266 10 PLIP interactions: 2 Ligand-Ligand interactions, 8 interactions with chain A Hydrogen bonds: Q.1, Q.1, A:S.68, A:S.68, A:N.117, A:E.163, A:N.170, A:Y.248, A:V.266 Salt bridges: A:K.71 GLN.4: 11 residues within 4Å: Chain B: Y.31, Q.67, S.68, N.117, E.163, N.170, Y.196, C.200, Y.248, G.265, V.266 13 PLIP interactions: 11 interactions with chain B, 2 Ligand-Ligand interactions Hydrogen bonds: B:Y.31, B:S.68, B:S.68, B:N.117, B:E.163, B:N.170, B:Y.196, B:Y.248, B:Y.248, B:V.266, Q.4, Q.4 Salt bridges: B:K.71 GLN.7: 11 residues within 4Å: Chain C: Y.31, Q.67, S.68, N.117, E.163, N.170, Y.196, C.200, Y.248, G.265, V.266 10 PLIP interactions: 8 interactions with chain C, 2 Ligand-Ligand interactions Hydrogen bonds: C:S.68, C:S.68, C:N.117, C:E.163, C:N.170, C:Y.248, C:V.266, Q.7, Q.7 Salt bridges: C:K.71 GLN.10: 11 residues within 4Å: Chain D: Y.31, Q.67, S.68, N.117, E.163, N.170, Y.196, C.200, Y.248, G.265, V.266 13 PLIP interactions: 11 interactions with chain D, 2 Ligand-Ligand interactions Hydrogen bonds: D:Y.31, D:S.68, D:S.68, D:N.117, D:E.163, D:N.170, D:Y.196, D:Y.248, D:Y.248, D:V.266, Q.10, Q.10 Salt bridges: D:K.71

8 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 4 residues within 4Å: Chain A: F.155, S.156, N.157, A.158 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.157, A:A.158 Water bridges: A:F.155 SO4.3: 5 residues within 4Å: Chain A: Y.176, K.180 Chain B: K.102, L.103, R.169 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:L.103 Salt bridges: B:R.169, A:K.180 SO4.5: 4 residues within 4Å: Chain B: F.155, S.156, N.157, A.158 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.157, B:A.158 Water bridges: B:F.155 SO4.6: 5 residues within 4Å: Chain A: K.102, L.103, R.169 Chain B: Y.176, K.180 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:L.103, B:Y.176 Salt bridges: A:R.169, B:K.180 SO4.8: 4 residues within 4Å: Chain C: F.155, S.156, N.157, A.158 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:N.157, C:A.158 Water bridges: C:F.155 SO4.9: 5 residues within 4Å: Chain C: Y.176, K.180 Chain D: K.102, L.103, R.169 3 PLIP interactions: 2 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:L.103 Salt bridges: D:R.169, C:K.180 SO4.11: 4 residues within 4Å: Chain D: F.155, S.156, N.157, A.158 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:N.157, D:A.158 Water bridges: D:F.155 SO4.12: 5 residues within 4Å: Chain C: K.102, L.103, R.169 Chain D: Y.176, K.180 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain D Hydrogen bonds: C:L.103, D:Y.176 Salt bridges: C:R.169, D:K.180

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Thangavelu, K. et al., Structural basis for the allosteric inhibitory mechanism of human kidney-type glutaminase (KGA) and its regulation by Raf-Mek-Erk signaling in cancer cell metabolism. Proc.Natl.Acad.Sci.USA (2012)

Release Date

2012-06-13

Peptides

Glutaminase kidney isoform, mitochondrial: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Glutaminase kidney isoform, mitochondrial

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