2B0D

EcoRV Restriction Endonuclease/GAATTC/Ca2+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (C, D)	5'-D(*AP*AP*AP*GP*AP*AP*TP*TP*CP*TP*T)-3'	polymer	11	3356.2	2
2	C, D (A, B)	Type II restriction enzyme EcoRV	polymer	245	28690.4	2	UniProt (P04390) Pfam (PF09233)	Escherichia coli	Endonuclease EcoRV, R.EcoRV
3	E, F (A)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	G, H, I, J (C, D, A, B)	water	water		18.0	262	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	64093.2
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	64173.3

*Water molecules are not included.