4JQD

Crystal structure of the Restriction-Modification Controller Protein C.Csp231I OL operator complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, E, F	Csp231I C protein	polymer	98	11380.2	4	UniProt (Q32WH4) Pfam (PF01381) In PDB	Citrobacter sp. RFL231
2	C, G	DNA (5'-D(*AP*CP*AP*CP*TP*AP*AP*GP*GP*AP*AP*AP*AP*CP*TP*TP*AP*GP*TP*AP*A)-3')	polymer	21	6472.3	2
3	D, H	DNA (5'-D(*TP*TP*AP*CP*TP*AP*AP*GP*TP*TP*TP*TP*CP*CP*TP*TP*AP*GP*TP*GP*T)-3')	polymer	21	6409.2	2
4		water	water		18.0	51	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	71283.8
All*	Total formula weight	71283.8

*Water molecules are not included.