3ODC

Human PARP-1 zinc finger 2 (Zn2) bound to DNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Poly [ADP-ribose] polymerase 1	polymer	111	12721.6	2	UniProt (P09874) Pfam (PF00645)	Homo sapiens (human)	PARP-1, NAD(+) ADP-ribosyltransferase 1, ADPRT 1, Poly[ADP-ribose] synthase 1
2	C, E (C, E)	5'-D(*CP*CP*CP*AP*GP*AP*CP*G)-3'	polymer	8	2396.6	2
3	D, F (D, F)	5'-D(*CP*GP*TP*CP*TP*GP*GP*G)-3'	polymer	8	2458.6	2
4	G, H (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
5	I, J, K, L, M... (A, B, C, D, E...)	water	water		18.0	39	Chemie (HOH)

Sequence modifications

A, B: 105 - 206 (UniProt: P09874)

PDB	External Database	Details
Met 104	-	expression tag
Leu 207	-	expression tag
Glu 208	-	expression tag
His 209	-	expression tag
His 210	-	expression tag
His 211	-	expression tag
His 212	-	expression tag
His 213	-	expression tag
His 214	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	35153.7
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	35284.5

*Water molecules are not included.