4WJ0

Structure of PH1245, a cas1 from Pyrococcus horikoshii

Replaces:  3PV9

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	CRISPR-associated endonuclease Cas1	polymer	322	37816.7	2	UniProt (O58938) Pfam (PF01867)	Pyrococcus horikoshii
2	C, D (A, B)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
3	E, F (A, B)	water	water		18.0	21	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	75633.4
Non-Polymers*	Number of molecules	2
	Total formula weight	70.9
All*	Total formula weight	75704.3

*Water molecules are not included.