2E52

Crystal structural analysis of HindIII restriction endonuclease in complex with cognate DNA at 2.0 angstrom resolution

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 (A, C, B, D)	Type II restriction enzyme HindIII	polymer	300	34998.2	4	UniProt (P43870) Pfam (PF09518)	Haemophilus influenzae	Endonuclease HindIII, R.HindIII
2	E, F, G, H, I... (E, F, G, H, I...)	DNA (5'-D(*DGP*DCP*DCP*DAP*DAP*DGP*DCP*DTP*DTP*DGP*DGP*DC)-3')	polymer	12	3663.4	6
3	K, N, O, Q (A, C, E)	GLYCEROL	non-polymer		92.1	4	Chemie (GOL)
4	L, M, P (C, B)	ACETATE ION	non-polymer		59.0	3	Chemie (ACT)
5	R, S, T, U, V... (A, C, B, D, E...)	water	water		18.0	968	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	161973.0
Non-Polymers*	Number of molecules	7
	Total formula weight	545.5
All*	Total formula weight	162518.5

*Water molecules are not included.