CATH Classification

Domain Context

CATH Clusters

Superfamily Poly(ADP-ribose) polymerase, regulatory domain
Functional Family Poly [ADP-ribose] polymerase

Enzyme Information

2.4.2.-
Pentosyltransferases.
based on mapping to UniProt Q9UGN5
2.4.2.30
NAD(+) ADP-ribosyltransferase.
based on mapping to UniProt Q9UGN5
NAD(+) + (ADP-D-ribosyl)(n)-acceptor = nicotinamide + (ADP-D- ribosyl)(n+1)-acceptor.
-!- The ADP-D-ribosyl group of NAD(+) is transferred to an acceptor carboxy group on a histone or the enzyme itself, and further ADP- ribosyl groups are transferred to the 2'-position of the terminal adenosine moiety, building up a polymer with an average chain length of 20-30 units.

UniProtKB Entries (1)

Q9UGN5
PARP2_HUMAN
Homo sapiens
Poly [ADP-ribose] polymerase 2

PDB Structure

PDB 3KJD
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal structure of the catalytic domain of human PARP2 in complex with PARP inhibitor ABT-888.
Karlberg, T., Hammarstrom, M., Schutz, P., Svensson, L., Schuler, H.
Biochemistry
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