1QUM

CRYSTAL STRUCTURE OF ESCHERICHIA COLI ENDONUCLEASE IV IN COMPLEX WITH DAMAGED DNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B	5'-D(*CP*GP*TP*CP*C)-3'	polymer	6	1785.2	1
2	C	5'-D(*(3DR)P*CP*GP*AP*CP*GP*A)-3'	polymer	7	1998.3	1
3	D	5'-D(*TP*CP*GP*TP*CP*GP*GP*GP*GP*AP*CP*G)-3'	polymer	13	4008.6	1
4	A	ENDONUCLEASE IV	polymer	285	31518.5	1	UniProt (P0A6C1) Pfam (PF01261) In PDB	Escherichia coli
5	A	ZINC ION	non-polymer		65.4	3	Chemie (ZN)
6		water	water		18.0	315	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	39310.6
Non-Polymers*	Number of molecules	3
	Total formula weight	196.2
All*	Total formula weight	39506.8

*Water molecules are not included.