ACTR1B

actin related protein 1B

Summary

This gene encodes a 42.3 kD subunit of dynactin, a macromolecular complex consisting of 10 subunits ranging in size from 22 to 150 kD. Dynactin binds to both microtubules and cytoplasmic dynein and is involved in a diverse array of cellular functions, including ER-to-Golgi transport, the centripetal movement of lysosomes and endosomes, spindle formation, chromosome movement, nuclear positioning, and axonogenesis. This subunit, like ACTR1A, is an actin-related protein. These two proteins, which are of equal length and share 90% amino acid identity, are present in a constant ratio of approximately 1:15 in the dynactin complex. [provided by RefSeq, Aug 2008]

Known Variants26 total

rsidPosition (GRCh37)AllelesClassClinVar
rs16748569652:98,273,364T/Cuncertain significance
rs13986775472:98,273,637G/Cuncertain significance
rs5719012652:98,273,645G/Auncertain significance
rs7657858162:98,273,651G/Auncertain significance
rs24822482142:98,273,936A/Guncertain significance
rs7532848512:98,274,552T/Guncertain significance
rs5432257032:98,274,562G/Auncertain significance
rs5658123802:98,274,730G/Auncertain significance
rs16749167132:98,274,914A/Tuncertain significance
rs7807154022:98,274,922C/Guncertain significance
rs15592888452:98,274,951C/Tuncertain significance
rs7737553562:98,274,963C/Tuncertain significance
rs7767196002:98,274,973G/Auncertain significance
rs7569811482:98,274,979C/Tuncertain significance
rs7628932262:98,274,985G/Auncertain significance
rs7639536152:98,274,988C/Tuncertain significance
rs2009654922:98,275,011G/Cuncertain significance
rs3766248542:98,275,043C/Tlikely benign
rs7624677752:98,275,411G/Auncertain significance
rs7507282842:98,275,441G/Auncertain significance
rs1429960462:98,275,449C/Tlikely benign
rs24822622752:98,275,463G/Tuncertain significance
rs7717837162:98,275,853C/Tuncertain significance
rs2012003772:98,275,898C/Tuncertain significance
rs7725617652:98,277,087G/Auncertain significance
rs7787360142:98,278,399A/Guncertain significance

Gene information from NCBI Gene. Variant classifications from ClinVar.