NSUN4

NOP2/Sun RNA methyltransferase 4

Summary

Enables mRNA (cytidine-5-)-methyltransferase activity and rRNA (cytosine-C5-)-methyltransferase activity. Involved in mitochondrial RNA catabolic process; mitochondrial RNA modification; and rRNA methylation. Located in mitochondrial matrix. Part of mitochondrial large ribosomal subunit. [provided by Alliance of Genome Resources, Jul 2025]

Known Variants21 total

rsidPosition (GRCh37)AllelesClassClinVar
rs2020748931:46,806,542G/Auncertain significance
rs3704218421:46,806,548A/Guncertain significance
rs3690686751:46,806,563C/Guncertain significance
rs14321578881:46,810,553T/Auncertain significance
rs2014518611:46,810,729C/Auncertain significance
rs7514123051:46,810,756G/Tuncertain significance
rs11878719671:46,810,810C/Auncertain significance
rs3755073671:46,812,663G/Auncertain significance
rs7595298151:46,818,567C/Tuncertain significance
rs7508457081:46,818,581A/Guncertain significance
rs3702082941:46,818,608G/Auncertain significance
rs1127737761:46,818,642G/Auncertain significance
rs21454091:46,822,998T/Cintron variant
rs3752164481:46,826,406C/Tuncertain significance
rs1508713611:46,827,262A/Guncertain significance
rs1500013441:46,827,274A/Guncertain significance
rs16638801241:46,827,297C/Tuncertain significance
rs7660104321:46,827,315G/Auncertain significance
rs2021078161:46,827,397G/Auncertain significance
rs7627564061:46,827,495T/Auncertain significance
rs120755501:46,834,212T/Cdownstream gene variant

Gene information from NCBI Gene. Variant classifications from ClinVar.