2GD2

The 1,1-proton transfer reaction mechanism by alpha-methylacyl-CoA racemase is catalyzed by an aspartate/histidine pair and involves a smooth, methionine-rich surface for binding the fatty acyl moiety

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 (A, B, C, D)	probable alpha-methylacyl-CoA racemase MCR	polymer	360	38722.8	4	GenBank (2117181) Pfam (PF02515) UniProt (by SIFTS) (O06543)	Mycobacterium tuberculosis	2-methylacyl-CoA racemase, 2-arylpropionyl-CoA epimerase
2	E, F, H, J (A, B, C, D)	ACETOACETYL-COENZYME A	non-polymer		851.6	4	Chemie (CAA)
3	G, I (B, C)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
4	K, L, M, N (A, B, C, D)	water	water		18.0	1554	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	154891.2
Non-Polymers*	Number of molecules	6
	Total formula weight	3590.6
All*	Total formula weight	158481.8

*Water molecules are not included.