1HFY

ALPHA-LACTALBUMIN

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)	ALPHA-LACTALBUMIN	polymer	123	14211.1	2	UniProt (P00712) Pfam (PF00062)	Capra hircus (goat)
2	C, D (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	E, F (A, B)	water	water		18.0	68	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	28422.1
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	28502.3

*Water molecules are not included.