SMTL ID : 1uei.4 (3 other biounits)

Crystal structure of human uridine-cytidine kinase 2 complexed with a feedback-inhibitor, UTP

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-dimer

Ligands

2 x UTP: URIDINE 5'-TRIPHOSPHATE(Non-covalent)

UTP.1: 20 residues within 4Å: Chain A: T.31, A.32, S.33, G.34, K.35, S.36, D.64, Y.67, F.85, D.86, Y.114, F.116, H.119, E.137, I.139, R.168, R.171, R.176, R.178, Q.186 34 PLIP interactions: 34 interactions with chain A Hydrophobic interactions: A:F.85, A:Y.114 Hydrogen bonds: A:T.31, A:T.31, A:A.32, A:S.33, A:G.34, A:K.35, A:S.36, A:S.36, A:D.64, A:Y.114, A:H.119, A:R.168, A:R.168, A:R.171, A:R.176, A:R.178, A:R.178, A:Q.186, A:Q.186 Water bridges: A:S.37, A:D.64, A:D.64, A:R.171 Salt bridges: A:K.35, A:K.35, A:K.35, A:R.171, A:R.171, A:R.176 pi-Stacking: A:Y.67, A:F.85, A:F.116 UTP.2: 21 residues within 4Å: Chain B: T.31, A.32, S.33, G.34, K.35, S.36, D.64, Y.67, F.85, D.86, Y.114, F.116, H.119, E.137, I.139, R.168, R.171, R.176, R.178, Q.186, V.191 38 PLIP interactions: 38 interactions with chain B Hydrophobic interactions: B:Y.67, B:F.85, B:Y.114, B:F.116 Hydrogen bonds: B:T.31, B:T.31, B:A.32, B:G.34, B:K.35, B:S.36, B:S.36, B:D.64, B:Y.114, B:H.119, B:R.168, B:R.168, B:R.171, B:R.176, B:R.176, B:R.178, B:R.178, B:Q.186 Water bridges: B:K.35, B:K.35, B:S.62, B:D.64, B:D.64, B:D.64, B:F.85, B:D.86, B:R.171 Salt bridges: B:K.35, B:K.35, B:K.35, B:R.171, B:R.171, B:R.176 pi-Stacking: B:F.85

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Suzuki, N.N. et al., Structural basis for the specificity, catalysis, and regulation of human uridine-cytidine kinase. STRUCTURE (2004)

Release Date

2004-05-04

Peptides

Uridine-cytidine kinase 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Uridine-cytidine kinase 2

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