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

Crystal structure of human glutaminyl cyclase at pH 8.0

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.35 Å

Oligo State

homo-hexamer

Ligands

6 x ZN: ZINC ION(Non-covalent)

ZN.1: 3 residues within 4Å: Chain A: D.127, E.170, H.298 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.127, A:E.170, A:E.170, A:H.298, H2O.1 ZN.3: 4 residues within 4Å: Chain B: D.127, E.170, W.297, H.298 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.127, B:E.170, B:H.298, H2O.11 ZN.5: 3 residues within 4Å: Chain C: D.127, E.170, H.298 5 PLIP interactions: 4 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:D.127, C:E.170, C:E.170, C:H.298, H2O.18 ZN.7: 4 residues within 4Å: Chain D: D.127, E.170, W.297, H.298 4 PLIP interactions: 3 interactions with chain D, 1 Ligand-Water interactions Metal complexes: D:D.127, D:E.170, D:H.298, H2O.29 ZN.9: 3 residues within 4Å: Chain E: D.127, E.170, H.298 5 PLIP interactions: 4 interactions with chain E, 1 Ligand-Water interactions Metal complexes: E:D.127, E:E.170, E:E.170, E:H.298, H2O.36 ZN.11: 4 residues within 4Å: Chain F: D.127, E.170, W.297, H.298 4 PLIP interactions: 3 interactions with chain F, 1 Ligand-Water interactions Metal complexes: F:D.127, F:E.170, F:H.298, H2O.46

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

SO4.2: 7 residues within 4Å: Chain A: K.112, L.173, H.174, W.175, W.297, H.298 Chain E: N.231 9 PLIP interactions: 1 interactions with chain E, 8 interactions with chain A Hydrogen bonds: E:N.231, A:W.175 Water bridges: A:K.112, A:K.112, A:H.174, A:H.298 Salt bridges: A:K.112, A:H.174, A:H.298 SO4.4: 6 residues within 4Å: Chain B: K.112, A.171, L.173, H.174, W.175 Chain D: K.8 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain D Hydrogen bonds: B:W.175 Water bridges: B:K.112, B:K.112, B:A.171, B:L.173, D:N.9 Salt bridges: B:K.112, B:H.174, D:K.8 SO4.6: 7 residues within 4Å: Chain A: N.231 Chain C: K.112, L.173, H.174, W.175, W.297, H.298 9 PLIP interactions: 8 interactions with chain C, 1 interactions with chain A Hydrogen bonds: C:W.175, A:N.231 Water bridges: C:K.112, C:K.112, C:H.174, C:H.298 Salt bridges: C:K.112, C:H.174, C:H.298 SO4.8: 6 residues within 4Å: Chain D: K.112, A.171, L.173, H.174, W.175 Chain F: K.8 9 PLIP interactions: 7 interactions with chain D, 2 interactions with chain F Hydrogen bonds: D:W.175 Water bridges: D:K.112, D:K.112, D:A.171, D:L.173, F:N.9 Salt bridges: D:K.112, D:H.174, F:K.8 SO4.10: 7 residues within 4Å: Chain C: N.231 Chain E: K.112, L.173, H.174, W.175, W.297, H.298 9 PLIP interactions: 8 interactions with chain E, 1 interactions with chain C Hydrogen bonds: E:W.175, C:N.231 Water bridges: E:K.112, E:K.112, E:H.174, E:H.298 Salt bridges: E:K.112, E:H.174, E:H.298 SO4.12: 6 residues within 4Å: Chain B: K.8 Chain F: K.112, A.171, L.173, H.174, W.175 9 PLIP interactions: 7 interactions with chain F, 2 interactions with chain B Hydrogen bonds: F:W.175 Water bridges: F:K.112, F:K.112, F:A.171, F:L.173, B:N.9 Salt bridges: F:K.112, F:H.174, B:K.8

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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