Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables ATP binding activity and guanylate kinase activity. Involved in purine nucleotide metabolic process. Located in cytosol and photoreceptor inner segment. Is expressed in several structures, including alimentary system; genitourinary system; integumental system; nervous system; and sensory organ. Orthologous to human GUK1 (guanylate kinase 1).