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/Tbenign
rs7607599378:98,788,061C/Tuncertain significance
rs7580639618:98,788,086G/Auncertain significance
rs7545677918:98,788,100G/Auncertain significance
rs7607027448:98,788,154C/Guncertain significance
rs9599399068:98,788,163C/Tuncertain significance
rs9890419798:98,788,164G/Cuncertain significance
rs7577203378:98,788,207C/Glikely benign
rs1429296238:98,788,260C/Guncertain significance
rs3749730288:98,788,275A/Guncertain significance
rs7604128928:98,788,322G/Cuncertain significance
rs1157883378:98,817,631G/Abenign
rs13868160628:98,828,290G/Alikely benign
rs18169081898:98,828,300G/Tuncertain significance
rs24879935018:98,828,304A/Guncertain significance
rs1901057748:98,828,443T/Cintron variant
rs44108738:98,829,573C/Tintron variant
rs5381962308:98,831,398A/Guncertain significance
rs352087278:98,832,214C/G
rs24880079008:98,837,289T/Cuncertain significance
rs2003546888:98,837,367A/Guncertain significance
rs3697403048:98,837,374A/Guncertain significance
rs3690484768:98,837,380C/Tuncertain significance

Gene information from NCBI Gene. Variant classifications from ClinVar.