高柠檬酸 Homocitric acid

高柠檬酸(英语:Homocitric acid)是一种化学式为HOC(CO2H)(CH2CO2H)(C2H4CO2H)的有机化合物, This tricarboxylic acid occurs naturally as a component of the iron-molybdenum cofactor of certain nitrogenase proteins. Biochemists often refer to this cofactor as homocitrate, which is the conjugate bases that predominate in neutral aqueous solutions of this species.