4G1U

X-ray structure of the bacterial heme transporter HmuUV from Yersinia pestis

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Hemin transport system permease protein hmuU	polymer	357	38356.4	2	UniProt (Q56992) Pfam (PF01032)	Yersinia pestis
2	C, D (C, D)	Hemin import ATP-binding protein HmuV	polymer	266	29688.1	2	UniProt (Q56993) Pfam (PF00005)	Yersinia pestis
3	E, F (C, D)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)

Sequence modifications

A, B: 1 - 334 (UniProt: Q56992)

PDB	External Database	Details
Met -22	-	expression tag
Gly -21	-	expression tag
His -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
Glu -7	-	expression tag
Asn -6	-	expression tag
Leu -5	-	expression tag
Tyr -4	-	expression tag
Phe -3	-	expression tag
Gln -2	-	expression tag
Gly -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	136088.9
Non-Polymers*	Number of molecules	2
	Total formula weight	189.9
All*	Total formula weight	136278.8

*Water molecules are not included.