6M28

Sirohydrochlorin nickelochelatase CfbA in complex with Co2+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Sirohydrochlorin cobaltochelatase	polymer	143	16554.0	2	UniProt (Q58380) Pfam (PF01903) In PDB	Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440)	CbiXS,Sirohydrochlorin nickelchelatase
2	A, B	COBALT (II) ION	non-polymer		58.9	2	Chemie (CO)
3		water	water		18.0	8	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	33108.1
Non-Polymers*	Number of molecules	2
	Total formula weight	117.9
All*	Total formula weight	33226.0

*Water molecules are not included.