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CATH Classification

Domain Context

CATH Clusters

Superfamily 3.90.950.10
Functional Family Inosine triphosphate pyrophosphatase

Enzyme Information

3.6.1.9
Nucleotide diphosphatase.
based on mapping to UniProt Q9BY32
A nucleoside triphosphate + H(2)O = a nucleotide + diphosphate.
-!- The enzyme preferentially hydrolyzes ATP, but can also hydrolyze other nucleoside 5' triphosphates such as GTP, CTP, TTP and UTP to their corresponding monophosphates. -!- In vitro the enzyme also acts as a nucleotidohydrolase on ADP, NAD(+), NADP(+), FAD, and CoA. -!- Formerly EC 3.6.1.19.

UniProtKB Entries (1)

Q9BY32
ITPA_HUMAN
Homo sapiens
Inosine triphosphate pyrophosphatase

PDB Structure

PDB 2J4E
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal Structure of Human Inosine Triphosphatase: Substrate Binding and Implication of the Inosine Triphosphatase Deficiency Mutation P32T.
Stenmark, P., Kursula, P., Flodin, S., Graslund, S., Landry, R., Nordlund, P., Schuler, H.
J.Biol.Chem.
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