1WRS

NMR STUDY OF HOLO TRP REPRESSOR

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (R, S)	HOLO TRP REPRESSOR	polymer	105	12039.7	2	UniProt (P0A881) Pfam (PF01371)	Escherichia coli
2	C, D (R)	TRYPTOPHAN	non-polymer		204.2	2	Chemie (TRP)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	24079.5
Non-Polymers*	Number of molecules	2
	Total formula weight	408.4
All*	Total formula weight	24487.9

*Water molecules are not included.