1OR6

Crystal Structure of HemAT sensor domain from B.subtilis in the unliganded 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	Heme-based aerotactic transducer hemAT	polymer	178	20841.1	2	UniProt (O07621) Pfam (PF11563) In PDB	Bacillus subtilis
2	A, B	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
3		water	water		18.0	185	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	41682.2
Non-Polymers*	Number of molecules	2
	Total formula weight	1233.0
All*	Total formula weight	42915.2

*Water molecules are not included.