4ES3

Double-stranded Endonuclease Activity in B. halodurans Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)-associated Cas2 Protein

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	BH0342 protein	polymer	100	11308.0	1	UniProt (Q9KFX8) Pfam (PF09827) In PDB	Bacillus halodurans
2	A	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
3		water	water		18.0	62	Chemie (HOH)

Sequence modifications

A: 1 - 96 (UniProt: Q9KFX8)

PDB	External Database	Details
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	11308.0
Non-Polymers*	Number of molecules	1
	Total formula weight	62.1
All*	Total formula weight	11370.1

*Water molecules are not included.