3RQT

1.5 Angstrom Crystal Structure of the Complex of Ligand Binding Component of ABC-type Import System from Staphylococcus aureus with Nickel and two Histidines

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Putative uncharacterized protein	polymer	486	55538.3	1	UniProt (Q2G2P5) Pfam (PF00496)	Staphylococcus aureus
2	B, C (A)	HISTIDINE	non-polymer		156.2	2	Chemie (HIS)
3	D (A)	NICKEL (II) ION	non-polymer		58.7	1	Chemie (NI)
4	E, F (A)	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID	non-polymer		238.3	2	Chemie (EPE)
5	G, H, I, J (A)	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
6	K (A)	water	water		18.0	736	Chemie (HOH)

Sequence modifications

A: 2 - 470 (UniProt: Q2G2P5)

PDB	External Database	Details
Mse -15	-	expression tag
Gly -14	-	expression tag
Ser -13	-	expression tag
Ser -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
Glu -5	-	expression tag
Asn -4	-	expression tag
Leu -3	-	expression tag
Tyr -2	-	expression tag
Phe -1	-	expression tag
Gln 0	-	expression tag
Gly 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	55538.3
Non-Polymers*	Number of molecules	9
	Total formula weight	1231.9
All*	Total formula weight	56770.1

*Water molecules are not included.