6JCV

Cryo-EM structure of Sulfolobus solfataricus ketol-acid reductoisomerase (Sso-KARI) with Mg2+ at pH7.5

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, E...	Putative ketol-acid reductoisomerase 2	polymer	333	37229.9	12	UniProt (Q97YJ9) Pfam (PF07991) Pfam (PF01450) In PDB	Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2) (Sulfolobus solfataricus)	Acetohydroxy-acid isomeroreductase 2,Alpha-keto-beta-hydroxylacyl reductoisomerase 2
2	G, I, J, K, A...	MAGNESIUM ION	non-polymer		24.3	24	Chemie (MG)
3		water	water		18.0	96	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	446758.3
Non-Polymers*	Number of molecules	24
	Total formula weight	583.3
All*	Total formula weight	447341.6

*Water molecules are not included.