Enables carbonate dehydratase activity. Predicted to be involved in one-carbon metabolic process. Located in cytosol; intracellular membrane-bounded organelle; and myelin sheath. Is expressed in several structures, including alimentary system; ear; genitourinary system; meninges; and musculature. Orthologous to human CA13 (carbonic anhydrase 13). [provided by Alliance of Genome Resources, Apr 2022]