3WAE

X-ray structure of Fe(III)-bicarbonates-ttfbpa, a ferric ion-binding protein from thermus thermophilus HB8

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)	IRON ABC TRANSPORTER, PERIPLASMIC IRON-BINDING PROTEIN	polymer	330	36193.8	2	UniProt (Q5SHV2) Pfam (PF13416)	Thermus thermophilus
2	C, F (A, B)	FE (III) ION	non-polymer		55.8	2	Chemie (FE)
3	D, E, G, H (A, B)	BICARBONATE ION	non-polymer		61.0	4	Chemie (BCT)
4	I, J (A, B)	water	water		18.0	513	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	72387.7
Non-Polymers*	Number of molecules	6
	Total formula weight	355.8
All*	Total formula weight	72743.4

*Water molecules are not included.