Ready-to-use ELISA kits are available for the detection of fumarate hydratase 1, an alias of the protein, fumarate hydratase. The official gene symbol is FH. The protein, with a mass of 54.6 kDa and length of 510 residues, is reported to be cytoplasmic, nuclear and mitochondrial. It is a member of the Class-II fumarase/aspartase family, Fumarase subfamily and may be known by other names, including: MCL, LRCC, HLRCC, FMRD, fumarase, and fumarate hydratase mitochondrial.