SMTL ID : 1ctt.1

TRANSITION-STATE SELECTIVITY FOR A SINGLE OH GROUP DURING CATALYSIS BY CYTIDINE DEAMINASE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.102, E.104, C.129, C.132 Ligands: DHZ.2 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.102, A:C.129, A:C.132, H2O.1057 ZN.3: 5 residues within 4Å: Chain B: H.102, E.104, C.129, C.132 Ligands: DHZ.4 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.102, B:C.129, B:C.132, H2O.1074

2 x DHZ: 3,4-DIHYDRO-1H-PYRIMIDIN-2-ONE NUCLEOSIDE(Non-covalent)

DHZ.2: 17 residues within 4Å: Chain A: S.69, F.71, V.73, N.89, E.91, T.100, V.101, H.102, A.103, E.104, T.127 Chain B: F.165, L.170, A.231, A.232, F.233 Ligands: ZN.1 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:N.89, A:H.102, A:A.103, A:E.104, B:A.231 Hydrophobic interactions: B:F.165 DHZ.4: 17 residues within 4Å: Chain A: F.165, L.170, A.231, A.232, F.233 Chain B: S.69, F.71, V.73, N.89, E.91, T.100, V.101, H.102, A.103, E.104, T.127 Ligands: ZN.3 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B Hydrophobic interactions: A:F.165 Hydrogen bonds: A:A.231, B:N.89, B:E.91, B:H.102, B:A.103, B:E.104

Links

RCSB   PDBe   PDBj   PDBsum   CATH   PLIP

Citation

Xiang, S. et al., Transition-state selectivity for a single hydroxyl group during catalysis by cytidine deaminase. Biochemistry (1995)

Peptides

CYTIDINE DEAMINASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

CYTIDINE DEAMINASE

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