label: Cysteine-Rich Domain
label_lc: cysteine-rich domain
description: "The Cysteine-Rich Domain is usually found in two copies per protein. It contains up to four conserved cysteines. The family includes a subunit from heterodisulfide reductase and a subunit from glycolate oxidase and glycerol-3-phosphate dehydrogenase. (Pfam PF02754)"