1M5X

Crystal structure of the homing endonuclease I-MsoI bound to its DNA substrate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (C)	5'-D(*GP*CP*AP*GP*AP*AP*CP*GP*TP*CP*GP*TP*GP*AP*GP*AP*CP*AP*GP*TP*TP*CP*CP*G)-3'	polymer	24	7419.8	1
2	B (D)	5'-D(*CP*GP*GP*AP*AP*CP*TP*GP*TP*CP*TP*CP*AP*CP*GP*AP*CP*GP*TP*TP*CP*TP*GP*C)-3'	polymer	24	7321.7	1
3	C, D (A, B)	DNA endonuclease I-MsoI	polymer	170	19471.4	2	UniProt (Q8WKW7) Pfam (PF00961) UniProt (by SIFTS) (C0JWR6)	Monomastix sp.
4	E, F, G (C, A, B)	CALCIUM ION	non-polymer		40.1	3	Chemie (CA)
5	H, I, J, K (C, D, A, B)	water	water		18.0	229	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	53684.3
Non-Polymers*	Number of molecules	3
	Total formula weight	120.2
All*	Total formula weight	53804.6

*Water molecules are not included.