2ODI

Restriction Endonuclease BCNI-Cognate DNA Substrate Complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (C, E)	5'-D(*AP*AP*CP*CP*CP*GP*GP*AP*GP*AP*C)-3'	polymer	11	3352.2	2
2	B, D (D, F)	5'-D(*CP*TP*CP*CP*GP*GP*GP*TP*TP*GP*T)-3'	polymer	11	3356.2	2
3	E, F (A, B)	R.BcnI	polymer	238	27616.0	2	UniProt (Q8RNV8) Pfam (PF15515)	Brevibacillus centrosporus
4	G, H, J (A, B)	CALCIUM ION	non-polymer		40.1	3	Chemie (CA)
5	I, K (A, B)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
6	L, M, N, O, P... (C, D, E, F, A...)	water	water		18.0	650	Chemie (HOH)

Sequence modifications

A, B: 1 - 238 (UniProt: Q8RNV8)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 28	Met 28	modified residue
Mse 64	Met 64	modified residue
Mse 106	Met 106	modified residue
Mse 181	Met 181	modified residue
Mse 199	Met 199	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	68648.7
Non-Polymers*	Number of molecules	5
	Total formula weight	191.1
All*	Total formula weight	68839.8

*Water molecules are not included.