4F0P

MspJI Restriction Endonuclease - P31 Form

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	Restriction endonuclease	polymer	456	49791.2	4	UniProt (A3PUQ5) Pfam (PF18062) Pfam (PF04471) UniProt (by SIFTS) (A0A0J9X157) In PDB	Mycobacterium sp.
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3		water	water		18.0	296	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	199165.0
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	199213.6

*Water molecules are not included.