4K20

Crystal structure of Canavalia boliviana lectin

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)	Canavalia boliviana lectin	polymer	237	25596.4	2	Pfam (PF00139) UniProt (by SIFTS) (A0A023GPI8)	Canavalia boliviana
2	C, E (A, B)	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
3	D, F (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	G, H (A, B)	water	water		18.0	27	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	51192.8
Non-Polymers*	Number of molecules	4
	Total formula weight	190.0
All*	Total formula weight	51382.8

*Water molecules are not included.