9K01

Crystal structure of Pyrococcus abyssi AIR synthetase bound to ADP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Phosphoribosylformylglycinamidine cyclo-ligase	polymer	321	35290.8	2	UniProt (Q9UY56)	Pyrococcus abyssi GE5	AIR synthase,AIRS,Phosphoribosyl-aminoimidazole synthetase
2	C, F (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	D, E (A, B)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
4	G, H (A, B)	water	water		18.0	240	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	70581.6
Non-Polymers*	Number of molecules	4
	Total formula weight	1046.5
All*	Total formula weight	71628.1

*Water molecules are not included.