1FYU

Crystal structure of erythrina corallodendron lectin in hexagonal crystal 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	LECTIN	polymer	255	27919.0	2	UniProt (P16404) Pfam (PF00139) In PDB	Erythrina corallodendron
2	C, D	beta-D-galactopyranose-(1-4)-alpha-D-glucopyranose	branched		342.3	2	In PDB BIRD (PRD_900008) GlyTouCan (G88362QR)		alpha-lactose
3	A, B	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
4	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
5		water	water		18.0	202	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	55838.0
Branched	Number of molecules	2
	Total formula weight	684.6
Non-Polymers*	Number of molecules	4
	Total formula weight	190.0
All*	Total formula weight	56712.6

*Water molecules are not included.