7DM1

crystal structure of the M.tuberculosis phosphate ABC transport receptor PstS-1 in complex with Fab p4-36

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (B, A)	Phosphate-binding protein PstS 1	polymer	359	37023.1	2	UniProt (P9WGU1) Pfam (PF01547)	Mycobacterium tuberculosis H37Rv	PstS-1,38-kDa glycolipoprotein,38-kDa lipoprotein,P38,Antigen Ag78,Protein antigen B,Pab
2	C, E (C, E)	light chain	polymer	220	23325.7	2		Homo sapiens (Human)
3	D, F (D, F)	heavy chain	polymer	233	25040.9	2		Homo sapiens (Human)
4	G, H (B, A)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
5	I, J, K, L, M... (B, A, C, D, E...)	water	water		18.0	1054	Chemie (HOH)

Sequence modifications

B, A: 2 - 351 (UniProt: P9WGU1)

PDB	External Database	Details
Met 1	-	expression tag
Leu 352	-	expression tag
Glu 353	-	expression tag
His 354	-	expression tag
His 355	-	expression tag
His 356	-	expression tag
His 357	-	expression tag
His 358	-	expression tag
His 359	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	170779.4
Non-Polymers*	Number of molecules	2
	Total formula weight	189.9
All*	Total formula weight	170969.3

*Water molecules are not included.