4P80

Structure of ancestral PyrR protein (AncGREENPyrR)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Ancestral PyrR protein (Green)	polymer	180	20050.1	2		synthetic construct
2	A, B	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
3		water	water		18.0	329	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	40100.3
Non-Polymers*	Number of molecules	4
	Total formula weight	384.3
All*	Total formula weight	40484.5

*Water molecules are not included.