1SL7

Crystal structure of calcium-loaded apo-obelin from Obelia longissima

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Obelin	polymer	195	22255.9	1	UniProt (Q27709) Pfam (PF13202) Pfam (PF13499) In PDB	Obelia longissima	OBL
2	A	CALCIUM ION	non-polymer		40.1	3	Chemie (CA)
3		water	water		18.0	110	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	22255.9
Non-Polymers*	Number of molecules	3
	Total formula weight	120.2
All*	Total formula weight	22376.1

*Water molecules are not included.