1EN7

ENDONUCLEASE VII (ENDOVII) FROM PHAGE T4

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)	RECOMBINATION ENDONUCLEASE VII	polymer	157	18173.8	2	UniProt (P13340) Pfam (PF02945) Pfam (PF09124)	Enterobacteria phage T4	PROTEIN GP49
2	C, E (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, F, G (A, B)	CALCIUM ION	non-polymer		40.1	3	Chemie (CA)
4	H, I (A, B)	water	water		18.0	73	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	36347.6
Non-Polymers*	Number of molecules	5
	Total formula weight	251.1
All*	Total formula weight	36598.6

*Water molecules are not included.