6H9H

Csf5, CRISPR-Cas type IV Cas6 crRNA endonuclease

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, A	Csf5	polymer	266	29695.0	2	UniProt (Q5NWP0) In PDB	Aromatoleum aromaticum (strain EbN1) (Azoarcus sp. (strain EbN1))
2	D, E	crRNA	polymer	26	8380.9	2		Aromatoleum aromaticum EbN1
3	B	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
4	B	MANGANESE (II) ION	non-polymer		54.9	1	Chemie (MN)
5	A, D, E	L(+)-TARTARIC ACID	non-polymer		150.1	4	Chemie (TLA)
6		water	water		18.0	307	Chemie (HOH)

Sequence modifications

B, A: 3 - 260 (UniProt: Q5NWP0)

PDB	External Database	Details
Met 1	-	initiating methionine
Gly 2	-	expression tag
His 261	-	expression tag
His 262	-	expression tag
His 263	-	expression tag
His 264	-	expression tag
His 265	-	expression tag
His 266	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	76151.9
Non-Polymers*	Number of molecules	6
	Total formula weight	747.4
All*	Total formula weight	76899.3

*Water molecules are not included.