6ASV

E. coli PRPP Synthetase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C	Ribose-phosphate pyrophosphokinase	polymer	335	36426.6	3	UniProt (P0A719) Pfam (PF13793) Pfam (PF14572) UniProt (by SIFTS) (P0A717) In PDB	Escherichia coli O157:H7	RPPK,5-phospho-D-ribosyl alpha-1-diphosphate,Phosphoribosyl diphosphate synthase,Phosphoribosyl pyrophosphate synthase,PRPPase
2	A, B, C	PHOSPHATE ION	non-polymer		95.0	6	Chemie (PO4)
3	A, B	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
4		water	water		18.0	299	Chemie (HOH)

Sequence modifications

A, B, C: 1 - 315 (UniProt: P0A719)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	109279.7
Non-Polymers*	Number of molecules	8
	Total formula weight	640.7
All*	Total formula weight	109920.5

*Water molecules are not included.