4PM4

Structure of a putative periplasmic iron siderophore binding protein (Rv0265c) from Mycobacterium tuberculosis H37Rv

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)	Iron complex transporter substrate-binding protein	polymer	301	32803.3	2	UniProt (L7N6B2) Pfam (PF01497)	Mycobacterium tuberculosis	Probable periplasmic iron-transport lipoprotein
2	C, D (A)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	E, F, G (A)	CHLORIDE ION	non-polymer		35.5	3	Chemie (CL)
4	H, I (A, B)	water	water		18.0	235	Chemie (HOH)

Sequence modifications

A, B: 14 - 305 (UniProt: L7N6B2)

PDB	External Database	Details
Met 13	-	initiating methionine
Leu 306	-	expression tag
Glu 307	-	expression tag
His 308	-	expression tag
His 309	-	expression tag
His 310	-	expression tag
His 311	-	expression tag
His 312	-	expression tag
His 313	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	65606.6
Non-Polymers*	Number of molecules	5
	Total formula weight	298.5
All*	Total formula weight	65905.1

*Water molecules are not included.