ID 2.4.2.30 DE NAD(+) ADP-ribosyltransferase. AN ADP-ribosyltransferase (polymerizing). AN poly(adenosine diphosphate ribose) polymerase. AN poly(ADP-ribose)polymerase. AN poly(ADP-ribose) synthetase. CA NAD(+) + (ADP-D-ribosyl)n-acceptor = nicotinamide + (ADP-D- CA ribosyl)n+1-acceptor + H(+). CC -!- The ADP-D-ribosyl group of NAD(+) is transferred to an acceptor CC carboxy group on a histone or the enzyme itself, and further ADP- CC ribosyl groups are transferred to the 2'-position of the terminal CC adenosine moiety, building up a polymer with an average chain length CC of 20-30 units. DR Q9ZP54, PARP1_ARATH; P18493, PARP1_BOVIN; Q9N4H4, PARP1_CAEEL; DR P26446, PARP1_CHICK; Q9R152, PARP1_CRIGR; Q5RHR0, PARP1_DANRE; DR P09874, PARP1_HUMAN; Q9ZSV1, PARP1_MAIZE; P11103, PARP1_MOUSE; DR Q08824, PARP1_ONCMA; Q7EYV7, PARP1_ORYSJ; P27008, PARP1_RAT ; DR P31669, PARP1_XENLA; Q11207, PARP2_ARATH; Q09525, PARP2_CAEEL; DR Q9UGN5, PARP2_HUMAN; O50017, PARP2_MAIZE; O88554, PARP2_MOUSE; DR P35875, PARP_DROME ; O55721, PARP_IIV6 ; B3EWG9, PARP_SACSO ; DR Q11208, PARP_SARPE ; Q5Z8Q9, PRP2A_ORYSJ; Q0JMY1, PRP2B_ORYSJ; DR Q9TXQ1, TNKS1_CAEEL; O95271, TNKS1_HUMAN; Q6PFX9, TNKS1_MOUSE; DR Q9H2K2, TNKS2_HUMAN; Q3UES3, TNKS2_MOUSE; Q9VBP3, TNKS_DROME ; DR Q54YW4, Y8045_DICDI; //