2HQ8

Crystal structure of coelenterazine-binding protein from renilla muelleri in the ca loaded apo form

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)	Coelenterazine-binding protein ca-bound apo form	polymer	186	20852.7	2	UniProt (P05938) UniProt (by SIFTS) (C9V488)	Renilla muelleri
2	C, D, E, F, G... (A, B)	CALCIUM ION	non-polymer		40.1	6	Chemie (CA)
3	I, J (A, B)	water	water		18.0	300	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	41705.3
Non-Polymers*	Number of molecules	6
	Total formula weight	240.5
All*	Total formula weight	41945.8

*Water molecules are not included.