1VQ3

Crystal structure of Phosphoribosylformylglycinamidine synthase, purS subunit (EC 6.3.5.3) (TM1244) from Thermotoga maritima at 1.90 A resolution

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, D	Phosphoribosylformylglycinamidine synthase, purS subunit	polymer	94	11099.8	4	UniProt (Q9X0X1) Pfam (PF02700) In PDB	Thermotoga maritima
2		water	water		18.0	301	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 82 (UniProt: Q9X0X1)

PDB	External Database	Details
Met -11	-	expression tag
Gly -10	-	expression tag
Ser -9	-	expression tag
Asp -8	-	expression tag
Lys -7	-	expression tag
Ile -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Leu 1	Met 1	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	44399.2
All*	Total formula weight	44399.2

*Water molecules are not included.