CATSPER3

cation channel sperm associated 3

Summary

Predicted to enable voltage-gated calcium channel activity. Predicted to be involved in flagellated sperm motility; sodium ion transport; and sperm capacitation. Predicted to act upstream of or within establishment of localization in cell. Predicted to be located in plasma membrane. Predicted to be part of CatSper complex. Predicted to be active in acrosomal vesicle. [provided by Alliance of Genome Resources, Jul 2025]

Known Variants31 total

rsidPosition (GRCh37)AllelesClassClinVar
rs13704152525:134,303,697C/T—uncertain significance
rs3773746135:134,303,710C/T—uncertain significance
rs17515547675:134,303,714A/T—uncertain significance
rs1998341955:134,303,722C/G—uncertain significance
rs1826157935:134,303,742A/G—likely benign
rs1405131195:134,303,746C/T—uncertain significance
rs776255755:134,306,890C/G——
rs5625113855:134,309,485A/G——
rs5450451805:134,319,097C/T——
rs2993625:134,321,546G/Aintron variant—
rs1845905375:134,331,494A/Gintron variant—
rs7703844465:134,332,020G/A—uncertain significance
rs9341840775:134,332,047G/A—uncertain significance
rs1444338515:134,332,074A/G—uncertain significance
rs1484367945:134,332,080G/A—likely benign
rs2000065955:134,332,113A/C—uncertain significance
rs1399236125:134,332,116G/T—uncertain significance
rs7628347325:134,332,165G/T—uncertain significance
rs2993705:134,339,065T/A——
rs7743908135:134,343,677T/C—uncertain significance
rs7532939245:134,343,713C/T—uncertain significance
rs17521134245:134,343,753G/A—uncertain significance
rs1418037625:134,343,771A/C—uncertain significance
rs14058151475:134,344,544C/T—uncertain significance
rs1997720835:134,344,570C/T—uncertain significance
rs1459700805:134,344,645G/A—uncertain significance
rs7733501935:134,345,097G/C—uncertain significance
rs24796390535:134,345,146A/G—uncertain significance
rs7806582285:134,345,167T/G—uncertain significance
rs7753752245:134,346,121G/A—uncertain significance
rs1407701765:134,346,173C/T—benign

Gene information from NCBI Gene. Variant classifications from ClinVar.