ACO1

aconitase 1

Summary

The protein encoded by this gene is a bifunctional, cytosolic protein that functions as an essential enzyme in the TCA cycle and interacts with mRNA to control the levels of iron inside cells. When cellular iron levels are high, this protein binds to a 4Fe-4S cluster and functions as an aconitase. Aconitases are iron-sulfur proteins that function to catalyze the conversion of citrate to isocitrate. When cellular iron levels are low, the protein binds to iron-responsive elements (IREs), which are stem-loop structures found in the 5' UTR of ferritin mRNA, and in the 3' UTR of transferrin receptor mRNA. When the protein binds to IRE, it results in repression of translation of ferritin mRNA, and inhibition of degradation of the otherwise rapidly degraded transferrin receptor mRNA. The encoded protein has been identified as a moonlighting protein based on its ability to perform mechanistically distinct functions. Alternative splicing results in multiple transcript variants [provided by RefSeq, Jan 2014]

Known Variants59 total

rsidPosition (GRCh37)AllelesClassClinVar
rs1852232429:32,407,259G/A—uncertain significance
rs7574117079:32,407,261C/T—uncertain significance
rs24892183519:32,407,385A/G—uncertain significance
rs12733114159:32,407,405C/T—uncertain significance
rs5362770609:32,408,591C/G—uncertain significance
rs172880679:32,409,046G/Aintron variant—
rs413053219:32,418,353C/Tmissense variantUncertain significance
rs7742345849:32,418,354G/A—uncertain significance
rs5446134359:32,418,360T/C—uncertain significance
rs7687085499:32,418,444C/T—uncertain significance
rs1467055069:32,418,451C/G—uncertain significance
rs10360935949:32,418,455G/A—uncertain significance
rs1476645909:32,419,133C/T—benign
rs15875344249:32,419,141T/G—uncertain significance
rs7458130509:32,419,164A/T—uncertain significance
rs7798870779:32,420,860C/T—uncertain significance
rs7492775649:32,420,861G/T—uncertain significance
rs7727209769:32,420,893T/C—uncertain significance
rs1874105929:32,420,912C/T—uncertain significance
rs24892340009:32,420,920T/C—uncertain significance
rs7562279879:32,421,009G/A—likely benign
rs108138139:32,422,402A/Tintron variant—
rs70328719:32,422,690T/Aintron variant—
rs1118789989:32,423,320G/A—uncertain significance
rs1496398859:32,423,334T/A—uncertain significance
rs7555975689:32,423,361G/T—uncertain significance
rs7616334789:32,423,401A/G—uncertain significance
rs18220792149:32,425,836C/G—uncertain significance
rs1385209299:32,425,851T/C—uncertain significance
rs7469988379:32,425,873A/G—uncertain significance
rs1995910339:32,425,897A/T—uncertain significance
rs7509488849:32,425,908G/A—uncertain significance
rs1125356329:32,425,976G/A—likely benign
rs24892413799:32,427,328G/A—uncertain significance
rs3758790499:32,429,424G/A—uncertain significance
rs7759500889:32,429,452T/C—uncertain significance
rs12983598489:32,430,438T/C—uncertain significance
rs1437355049:32,430,553C/T—benign
rs109709759:32,431,931A/Gregulatory region variant—
rs109709769:32,433,526T/Cintron variant—
rs1379545339:32,434,594C/T—uncertain significance
rs13576592569:32,434,634C/G—uncertain significance
rs7514502749:32,434,668A/G—uncertain significance
rs7560102909:32,434,681G/A—uncertain significance
rs13583951009:32,436,259G/A—uncertain significance
rs3764851369:32,436,283G/A—uncertain significance
rs2020700599:32,436,297G/A—uncertain significance
rs14160258609:32,436,331G/A—uncertain significance
rs7714527019:32,440,569A/G—uncertain significance
rs616298449:32,448,905C/T—benign
rs14282232879:32,449,011A/C—uncertain significance
rs3743129729:32,449,014G/C—uncertain significance
rs7640495029:32,449,018A/G—likely benign
rs3678879529:32,449,024G/A—uncertain significance
rs7812035559:32,449,038A/G—uncertain significance
rs7463703229:32,450,087T/G—uncertain significance
rs7564325879:32,450,089A/G—uncertain significance
rs3766754009:32,450,093G/C—uncertain significance
rs13601719:32,454,348T/Adownstream gene variant—

Gene information from NCBI Gene. Variant classifications from ClinVar.