1ECG

DON INACTIVATED ESCHERICHIA COLI GLUTAMINE PHOSPHORIBOSYLPYROPHOSPHATE (PRPP) AMIDOTRANSFERASE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	GLUTAMINE PHOSPHORIBOSYLPYROPHOSPHATE AMIDOTRANSFERASE	polymer	504	56422.7	2	UniProt (P00496) Pfam (PF13522) Pfam (PF00156) UniProt (by SIFTS) (P0AG16) In PDB	Escherichia coli
2	A, B	5-OXO-L-NORLEUCINE	non-polymer		145.2	2	Chemie (ONL)
3	A, B	PIPERAZINE-N,N'-BIS(2-ETHANESULFONIC ACID)	non-polymer		302.4	6	Chemie (PIN)
4		water	water		18.0	979	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	112845.4
Non-Polymers*	Number of molecules	8
	Total formula weight	2104.5
All*	Total formula weight	114949.9

*Water molecules are not included.