LAPTM4B

lysosomal protein transmembrane 4 beta

Summary

Enables ceramide binding activity; enzyme binding activity; and phosphatidylinositol bisphosphate binding activity. Involved in several processes, including endosome transport via multivesicular body sorting pathway; negative regulation of macromolecule metabolic process; and regulation of lysosomal membrane permeability. Located in several cellular components, including endosome; lysosomal membrane; and plasma membrane. [provided by Alliance of Genome Resources, Jul 2025]

Known Variants23 total

rsidPosition (GRCh37)AllelesClassClinVar
rs1142414808:98,788,012C/T—benign
rs7607599378:98,788,061C/T—uncertain significance
rs7580639618:98,788,086G/A—uncertain significance
rs7545677918:98,788,100G/A—uncertain significance
rs7607027448:98,788,154C/G—uncertain significance
rs9599399068:98,788,163C/T—uncertain significance
rs9890419798:98,788,164G/C—uncertain significance
rs7577203378:98,788,207C/G—likely benign
rs1429296238:98,788,260C/G—uncertain significance
rs3749730288:98,788,275A/G—uncertain significance
rs7604128928:98,788,322G/C—uncertain significance
rs1157883378:98,817,631G/A—benign
rs13868160628:98,828,290G/A—likely benign
rs18169081898:98,828,300G/T—uncertain significance
rs24879935018:98,828,304A/G—uncertain significance
rs1901057748:98,828,443T/Cintron variant—
rs44108738:98,829,573C/Tintron variant—
rs5381962308:98,831,398A/G—uncertain significance
rs352087278:98,832,214C/G——
rs24880079008:98,837,289T/C—uncertain significance
rs2003546888:98,837,367A/G—uncertain significance
rs3697403048:98,837,374A/G—uncertain significance
rs3690484768:98,837,380C/T—uncertain significance

Gene information from NCBI Gene. Variant classifications from ClinVar.