Automated description from the Alliance of Genome Resources (Release 5.4.0)
Enables glyceraldehyde-3-phosphate dehydrogenase (NAD+) (phosphorylating) activity. Involved in flagellated sperm motility. Acts upstream of or within glycolytic process. Located in sperm fibrous sheath and sperm principal piece. Human ortholog(s) of this gene implicated in Alzheimer's disease. Orthologous to human GAPDHS (glyceraldehyde-3-phosphate dehydrogenase, spermatogenic).