SMTL ID : 7d21.1

Crystal structure of Ixodes scapularis glutaminyl cyclase with two Zn ions bound to the active site

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.97 Å

Oligo State

monomer

Ligands

5 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: D.120, E.160, H.298 Ligands: ZN.2, EPE.6 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.120, A:E.160, A:E.160, A:H.298 ZN.2: 8 residues within 4Å: Chain A: H.104, D.120, S.121, E.159, E.160, D.214 Ligands: ZN.1, EPE.6 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.104, A:D.120, A:E.159, A:D.214 ZN.3: 1 residues within 4Å: Chain A: H.2 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.2 ZN.4: 3 residues within 4Å: Chain A: D.71, H.176, K.180 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:D.71, A:H.176 ZN.5: 3 residues within 4Å: Chain A: I.271, H.275, H.287 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:H.275, A:H.287

1 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.6: 13 residues within 4Å: Chain A: D.120, E.159, E.160, W.165, D.214, L.215, E.272, D.273, F.293, W.297, H.298 Ligands: ZN.1, ZN.2 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:E.159, A:D.273

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, K.F. et al., A Unique Carboxylic-Acid Hydrogen-Bond Network (CAHBN) Confers Glutaminyl Cyclase Activity on M28 Family Enzymes. J.Mol.Biol. (2021)

Release Date

2021-04-14

Peptides

Glutaminyl-peptide cyclotransferase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Glutaminyl-peptide cyclotransferase

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