SMTL ID : 2afu.3 (2 other biounits)

Crystal structure of human glutaminyl cyclase in complex with glutamine t-butyl ester

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.22 Å

Oligo State

homo-hexamer

Ligands

6 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: D.127, E.170, H.298 Ligands: BGT.2 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Ligand interactions Metal complexes: A:D.127, A:E.170, A:E.170, A:H.298, BGT.2 ZN.3: 3 residues within 4Å: Chain B: D.127, E.170, H.298 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.127, B:E.170, B:E.170, B:H.298, H2O.11 ZN.5: 4 residues within 4Å: Chain C: D.127, E.170, H.298 Ligands: BGT.6 5 PLIP interactions: 4 interactions with chain C, 1 Ligand-Ligand interactions Metal complexes: C:D.127, C:E.170, C:E.170, C:H.298, BGT.6 ZN.7: 3 residues within 4Å: Chain D: D.127, E.170, H.298 5 PLIP interactions: 4 interactions with chain D, 1 Ligand-Water interactions Metal complexes: D:D.127, D:E.170, D:E.170, D:H.298, H2O.30 ZN.9: 4 residues within 4Å: Chain E: D.127, E.170, H.298 Ligands: BGT.10 5 PLIP interactions: 4 interactions with chain E, 1 Ligand-Ligand interactions Metal complexes: E:D.127, E:E.170, E:E.170, E:H.298, BGT.10 ZN.11: 3 residues within 4Å: Chain F: D.127, E.170, H.298 5 PLIP interactions: 4 interactions with chain F, 1 Ligand-Water interactions Metal complexes: F:D.127, F:E.170, F:E.170, F:H.298, H2O.50

6 x BGT: TERT-BUTYL D-ALPHA-GLUTAMINATE(Non-covalent)

BGT.2: 16 residues within 4Å: Chain A: D.127, Q.169, E.170, A.171, W.175, S.180, L.181, D.216, L.217, I.271, Q.272, I.289, F.293, W.297, H.298 Ligands: ZN.1 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:W.175, A:L.181, A:L.217, A:Q.272, A:I.289 Hydrogen bonds: A:Q.169, A:Q.169, A:Q.272 Water bridges: A:Q.272 Salt bridges: A:H.298 BGT.4: 10 residues within 4Å: Chain B: Q.169, W.175, D.216, Q.272, D.273, I.289, F.293, W.297 Chain D: F.229, N.231 6 PLIP interactions: 2 interactions with chain D, 4 interactions with chain B Hydrophobic interactions: D:F.229, B:Q.272, B:W.297 Water bridges: D:N.231 Hydrogen bonds: B:Q.169, B:Q.272 BGT.6: 16 residues within 4Å: Chain C: D.127, Q.169, E.170, A.171, W.175, S.180, L.181, D.216, L.217, I.271, Q.272, I.289, F.293, W.297, H.298 Ligands: ZN.5 10 PLIP interactions: 10 interactions with chain C Hydrophobic interactions: C:W.175, C:L.181, C:L.217, C:Q.272, C:I.289 Hydrogen bonds: C:Q.169, C:Q.169, C:Q.272 Water bridges: C:Q.272 Salt bridges: C:H.298 BGT.8: 10 residues within 4Å: Chain D: Q.169, W.175, D.216, Q.272, D.273, I.289, F.293, W.297 Chain F: F.229, N.231 6 PLIP interactions: 4 interactions with chain D, 2 interactions with chain F Hydrophobic interactions: D:Q.272, D:W.297, F:F.229 Hydrogen bonds: D:Q.169, D:Q.272 Water bridges: F:N.231 BGT.10: 16 residues within 4Å: Chain E: D.127, Q.169, E.170, A.171, W.175, S.180, L.181, D.216, L.217, I.271, Q.272, I.289, F.293, W.297, H.298 Ligands: ZN.9 10 PLIP interactions: 10 interactions with chain E Hydrophobic interactions: E:W.175, E:L.181, E:L.217, E:Q.272, E:I.289 Hydrogen bonds: E:Q.169, E:Q.169, E:Q.272 Water bridges: E:Q.272 Salt bridges: E:H.298 BGT.12: 10 residues within 4Å: Chain B: F.229, N.231 Chain F: Q.169, W.175, D.216, Q.272, D.273, I.289, F.293, W.297 6 PLIP interactions: 4 interactions with chain F, 2 interactions with chain B Hydrophobic interactions: F:Q.272, F:W.297, B:F.229 Hydrogen bonds: F:Q.169, F:Q.272 Water bridges: B:N.231

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, K.F. et al., Crystal structures of human glutaminyl cyclase, an enzyme responsible for protein N-terminal pyroglutamate formation. Proc.Natl.Acad.Sci.Usa (2005)

Release Date

2005-08-23

Peptides

Glutaminyl-peptide cyclotransferase: ABCDEF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

E
A

F
B

Glutaminyl-peptide cyclotransferase

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