EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
2.7.1.228 | auaA | - |
Saccharomyces cerevisiae |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.1.228 | 1-phosphatidyl-1D-myo-inositol + a very-long-chain mannosylinositol phospho-(2'R)-2'-hydroxyphytoceramide | Saccharomyces cerevisiae | - |
1,2-diacyl-sn-glycerol + a very-long-chain mannosyl-diphosphoinositol-(2'R)-2'-hydroxyphytoceramide | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.7.1.228 | Saccharomyces cerevisiae | P38954 | - |
- |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.1.228 | 1-phosphatidyl-1D-myo-inositol + a very-long-chain mannosylinositol phospho-(2'R)-2'-hydroxyphytoceramide | - |
Saccharomyces cerevisiae | 1,2-diacyl-sn-glycerol + a very-long-chain mannosyl-diphosphoinositol-(2'R)-2'-hydroxyphytoceramide | - |
? |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
2.7.1.228 | IPT1 | - |
Saccharomyces cerevisiae |
2.7.1.228 | YDR072c | - |
Saccharomyces cerevisiae |
EC Number | General Information | Comment | Organism |
---|---|---|---|
2.7.1.228 | physiological function | Ipt1 (inositolphosphotransferase 1) is required for synthesis of mannose-(inositol-P)2-ceramide. An Ipt1-deletion strain fails to accumulate mannose-(inositol-P)2-ceramide and instead accumulates increased amounts of the precursor mannose-inositol-P-ceramide. The mutant also fails to incorporate radioactive precursors into mannose-(inositol-P)2-ceramide, and membranes prepared from it do not incorporate [3H-inositol]phosphatidylinositol into mannose-(inositol-P)2-ceramide. An Ipt1-deletion mutant has no severe phenotypic effects but is slightly more resistant to growth inhibition by calcium ions | Saccharomyces cerevisiae |