SMTL ID : 7c3t.1

Crystal structure of NE0047 (N66Q) mutant in complex with 8-azaguanine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.07 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 6 residues within 4Å: Chain A: H.79, E.81, C.114, M.116, C.117 Ligands: AZG.2 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.79, A:C.114, A:C.117, H2O.1 ZN.3: 5 residues within 4Å: Chain B: H.79, E.81, C.114, C.117 Ligands: AZG.4 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.79, B:C.114, B:C.117, H2O.1

2 x AZG: 5-AMINO-1H-[1,2,3]TRIAZOLO[4,5-D]PYRIMIDIN-7-OL(Non-covalent)

AZG.2: 9 residues within 4Å: Chain A: F.50, Q.68, H.79, A.80, E.81, F.143, D.144, E.145 Ligands: ZN.1 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:Q.68, A:A.80, A:D.144 Salt bridges: A:E.145 pi-Stacking: A:F.50, A:F.50, A:H.79, A:H.79 pi-Cation interactions: A:F.50 AZG.4: 11 residues within 4Å: Chain B: F.50, Q.68, H.79, A.80, E.81, C.114, V.138, F.143, D.144, E.145 Ligands: ZN.3 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:Q.68, B:A.80, B:D.144 Water bridges: B:H.79, B:D.144 Salt bridges: B:E.145 pi-Stacking: B:F.50, B:F.50, B:H.79 pi-Cation interactions: B:F.50

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Singh, J. et al., Structure guided mutagenesis reveals the substrate determinants of guanine deaminase. J.Struct.Biol. (2021)

Release Date

2021-05-26

Peptides

Cytidine and deoxycytidylate deaminase zinc-binding region: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Cytidine and deoxycytidylate deaminase zinc-binding region