2P14

Crystal structure of small subunit (R.BspD6I2) of the heterodimeric restriction endonuclease R.BspD6I

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Heterodimeric restriction endonuclease R.BspD6I small subunit	polymer	192	22508.5	1	UniProt (A3FEV8) Pfam (PF09491) In PDB	Bacillus sp.
2	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	A	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
4		water	water		18.0	159	Chemie (HOH)

Sequence modifications

A: 1 - 186 (UniProt: A3FEV8)

PDB	External Database	Details
His 187	-	expression tag
His 188	-	expression tag
His 189	-	expression tag
His 190	-	expression tag
His 191	-	expression tag
His 192	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	22508.5
Non-Polymers*	Number of molecules	3
	Total formula weight	284.2
All*	Total formula weight	22792.7

*Water molecules are not included.