3UN6

2.0 Angstrom Crystal Structure of Ligand Binding Component of ABC-type Import System from Staphylococcus aureus with Zinc bound

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	ABC transporter substrate-binding protein	polymer	324	37486.8	1	UniProt (Q2G1I5) Pfam (PF13379)	Staphylococcus aureus subsp. aureus NCTC 8325
2	B, C (A)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, E, F (A)	PHOSPHATE ION	non-polymer		95.0	3	Chemie (PO4)
4	G (A)	water	water		18.0	105	Chemie (HOH)

Sequence modifications

A: 18 - 324 (UniProt: Q2G1I5)

PDB	External Database	Details
Mse 1	-	initiating methionine
Gly 2	-	expression tag
Ser 3	-	expression tag
Ser 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
His 10	-	expression tag
Glu 11	-	expression tag
Asn 12	-	expression tag
Leu 13	-	expression tag
Tyr 14	-	expression tag
Phe 15	-	expression tag
Gln 16	-	expression tag
Gly 17	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	37486.8
Non-Polymers*	Number of molecules	5
	Total formula weight	415.7
All*	Total formula weight	37902.5

*Water molecules are not included.