6IS1

Crystal Structure of Staphylococcus aureus response regulator ArlR receiver domain in complex with BeF3 and Mg

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, B, D, E...	Response regulator ArlR	polymer	128	14898.8	8	UniProt (Q2YY03) Pfam (PF00072) In PDB	Staphylococcus aureus (strain bovine RF122 / ET3-1)
2	A, C, B, D, E...	BERYLLIUM TRIFLUORIDE ION	non-polymer		66.0	8	Chemie (BEF)
3	A, C, B, D, E...	MAGNESIUM ION	non-polymer		24.3	8	Chemie (MG)
4	H, B, F	IMIDAZOLE	non-polymer		69.1	3	Chemie (IMD)
5		water	water		18.0	1159	Chemie (HOH)

Sequence modifications

A, C, B, D, E, F, G, H: 2 - 121 (UniProt: Q2YY03)

PDB	External Database	Details
Met -6	-	initiating methionine
Gly -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
His 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	119190.5
Non-Polymers*	Number of molecules	19
	Total formula weight	929.8
All*	Total formula weight	120120.2

*Water molecules are not included.