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/Tuncertain significance
rs3773746135:134,303,710C/Tuncertain significance
rs17515547675:134,303,714A/Tuncertain significance
rs1998341955:134,303,722C/Guncertain significance
rs1826157935:134,303,742A/Glikely benign
rs1405131195:134,303,746C/Tuncertain 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/Auncertain significance
rs9341840775:134,332,047G/Auncertain significance
rs1444338515:134,332,074A/Guncertain significance
rs1484367945:134,332,080G/Alikely benign
rs2000065955:134,332,113A/Cuncertain significance
rs1399236125:134,332,116G/Tuncertain significance
rs7628347325:134,332,165G/Tuncertain significance
rs2993705:134,339,065T/A
rs7743908135:134,343,677T/Cuncertain significance
rs7532939245:134,343,713C/Tuncertain significance
rs17521134245:134,343,753G/Auncertain significance
rs1418037625:134,343,771A/Cuncertain significance
rs14058151475:134,344,544C/Tuncertain significance
rs1997720835:134,344,570C/Tuncertain significance
rs1459700805:134,344,645G/Auncertain significance
rs7733501935:134,345,097G/Cuncertain significance
rs24796390535:134,345,146A/Guncertain significance
rs7806582285:134,345,167T/Guncertain significance
rs7753752245:134,346,121G/Auncertain significance
rs1407701765:134,346,173C/Tbenign

Gene information from NCBI Gene. Variant classifications from ClinVar.