1BRP

CRYSTAL STRUCTURE OF THE TRIGONAL FORM OF HUMAN PLASMA RETINOL-BINDING PROTEIN AT 2.5 ANGSTROMS RESOLUTION

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	RETINOL BINDING PROTEIN	polymer	182	20984.4	1	UniProt (P02753) Pfam (PF00061) In PDB	Homo sapiens (human)
2	A	RETINOL	non-polymer		286.5	1	Chemie (RTL)
3		water	water		18.0	54	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	20984.4
Non-Polymers*	Number of molecules	1
	Total formula weight	286.5
All*	Total formula weight	21270.9

*Water molecules are not included.