Enables catalase activity; fatty acid peroxidase activity; and heme binding activity. Involved in several processes, including negative regulation of collagen biosynthetic process; negative regulation of fibroblast migration; and negative regulation of hepatic stellate cell activation. Located in cytoplasm. Used to study liver cirrhosis and renal fibrosis. Biomarker of kidney disease and liver cirrhosis. Orthologous to human CYGB (cytoglobin). [provided by Alliance of Genome Resources, Apr 2022]