3WRN

Minute virus of mice non-structural protein-1N-terminal nuclease domain reveals a unique Zn2+ coordination in the active site pocket and shows a novel mode of DNA recognition at the origin of replication

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Non-capsid protein NS-1	polymer	276	32343.4	1	UniProt (P03134) Pfam (PF12433)	Murine minute virus (MVM)	NCVP1, Non-structural protein NS1
2	B, C (A)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	D (A)	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
4	E (A)	water	water		18.0	182	Chemie (HOH)

Sequence modifications

A: 1 - 255 (UniProt: P03134)

PDB	External Database	Details
Met -20	-	expression tag
Gly -19	-	expression tag
Ser -18	-	expression tag
Ser -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
Leu -7	-	expression tag
Val -6	-	expression tag
Pro -5	-	expression tag
Arg -4	-	expression tag
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag
Met 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	32343.4
Non-Polymers*	Number of molecules	3
	Total formula weight	111.4
All*	Total formula weight	32454.8

*Water molecules are not included.