2JK1

Crystal structure of the wild-type HupR receiver domain

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	HYDROGENASE TRANSCRIPTIONAL REGULATORY PROTEIN HUPR1	polymer	139	15658.9	1	UniProt (P26408) Pfam (PF00072) In PDB	RHODOBACTER CAPSULATUS	HUPR
2	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3		water	water		18.0	58	Chemie (HOH)

Sequence modifications

A: 5 - 140 (UniProt: P26408)
A: 141 - 143 (PDB: 2JK1)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	15658.9
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	15683.2

*Water molecules are not included.