MPST

mercaptopyruvate sulfurtransferase

Summary

This protein encoded by this gene catalyzes the transfer of a sulfur ion from 3-mercaptopyruvate to cyanide or other thiol compounds. It may be involved in cysteine degradation and cyanide detoxification. There is confusion in literature between this protein (mercaptopyruvate sulfurtransferase, MPST), which appears to be cytoplasmic, and thiosulfate sulfurtransferase (rhodanese, TST, GeneID:7263), which is a mitochondrial protein. Deficiency in MPST activity has been implicated in a rare inheritable disorder known as mercaptolactate-cysteine disulfiduria (MCDU). Alternatively spliced transcript variants encoding same or different isoforms have been identified for this gene. [provided by RefSeq, Jul 2008]

Known Variants31 total

rsidPosition (GRCh37)AllelesClassClinVar
rs251807834222:37,415,908A/Guncertain significance
rs14177609922:37,417,759G/Aupstream gene variant
rs56036360922:37,420,267C/Tuncertain significance
rs94031874622:37,420,294C/Tuncertain significance
rs102185017522:37,420,296C/Auncertain significance
rs251808995122:37,420,345A/Cuncertain significance
rs57114176222:37,420,404G/Cuncertain significance
rs77855960022:37,420,411G/Auncertain significance
rs20105804922:37,420,423G/Tlikely benign
rs86806160022:37,420,458C/Auncertain significance
rs76196710722:37,420,474A/Tuncertain significance
rs18410376722:37,420,504C/Auncertain significance
rs74781361622:37,420,510A/Gnot provided
rs77600162122:37,420,525G/Cuncertain significance
rs251809163622:37,420,585C/Tuncertain significance
rs86625458622:37,420,593G/Auncertain significance
rs76099863422:37,420,653C/Auncertain significance
rs77282868822:37,420,715G/Cuncertain significance
rs192338948022:37,420,825G/Auncertain significance
rs575649122:37,421,702A/C
rs14129470022:37,422,858A/Cintron variant
rs375314322:37,423,142T/A
rs132213629822:37,425,277C/Auncertain significance
rs76813170522:37,425,286G/Cuncertain significance
rs14649797022:37,425,332A/Guncertain significance
rs92052434622:37,425,364G/Auncertain significance
rs75730264022:37,425,476A/Tuncertain significance
rs56537361622:37,425,506G/Auncertain significance
rs192375189322:37,425,509C/Tuncertain significance
rs37734658022:37,425,517G/Auncertain significance
rs55724883822:37,425,636C/A

Gene information from NCBI Gene. Variant classifications from ClinVar.