1D6O

NATIVE FKBP

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)	PROTEIN (FK506-BINDING PROTEIN)	polymer	107	11836.5	2	UniProt (P62942) Pfam (PF00254)	Homo sapiens (human)	FKBP-12
2	C, E (A, B)	AMMONIUM ION	non-polymer		18.0	2	Chemie (NH4)
3	D, F (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	G, H (A, B)	water	water		18.0	163	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	23673.0
Non-Polymers*	Number of molecules	4
	Total formula weight	228.2
All*	Total formula weight	23901.2

*Water molecules are not included.