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IPR039528 is a DPM1-like.
<p>This family belongs to glycosyltransferase 2 superfamily and consists of proteins similar to eukaryotic DPM1, including enzymes from bacteria and archaea.</p> <p>DPM1 is the catalytic subunit of eukaryotic dolichol-phosphate mannose (DPM) synthase. DPM synthase is required for synthesis of the glycosylphosphatidylinositol (GPI) anchor, N-glycan precursor, protein O-mannose, and C-mannose. In higher eukaryotes,the enzyme has three subunits, DPM1, DPM2 and DPM3. DPM is synthesized from dolichol phosphate and GDP-Man on the cytosolic surface of the ER membrane by DPM synthase and then is flipped onto the luminal side and used as a donor substrate [[cite:PUB00089761]]. In Saccharomyces cerevisiae and Trypanosoma brucei, DPM synthase consists of a single component (Dpm1p and TbDpm1, respectively) that possesses one predicted transmembrane region near the C terminus for anchoring to the ER membrane. In contrast, the Dpm1 homologues of fission yeast, fungi, and animals, have no transmembrane region, suggesting the existence of adapter molecules for membrane anchoring [[cite:PUB00089762]].</p> <p>Polyprenol monophosphomannose synthase (Ppm1) also belongs to this family. Ppm1 is a bifunctional protein that transfers mannose from GDP-mannose to lipid acceptors to form polyprenol monophosphomannose (PPM), which acts as a sugar donor for lipoglycan synthesis in mycobacteria [[cite:PUB00089763]].</p>
This description is obtained from EB-eye REST.
GO predictions are based solely on the InterPro-to-GO mappings published by EMBL-EBI, which are in turn based on the mapping of predicted domains to the InterPro dataset. The InterPro-to-GO mapping was last updated on , while the GO metadata was last updated on .
GO term | Namespace | Name | Definition | Relationships |
---|---|---|---|---|
Molecular function | Dolichyl-phosphate beta-D-mannosyltransferase activity | Catalysis of the reaction: GDP-mannose + dolichyl phosphate = GDP + dolichyl D-mannosyl phosphate. |
Transcript | Name | Description | Predicted domains | Domain count |
---|---|---|---|---|
– | Dolichol-phosphate mannosyltransferase; TAIR: AT1G20575.1 Nucleotide-diphospho-sugar transferases superfamily protein; Swiss-Prot: sp|O60762|DPM1_HUMAN Dolichol-phosphate mannosyltransferase subunit 1; TrEMBL-Plants: tr|I3S1J1|I3S1J1_LOTJA Uncharacterized protein; Found in the gene: LotjaGi4g1v0065700 | 9 | ||
– | Dolichol-phosphate mannosyltransferase; TAIR: AT1G20575.1 Nucleotide-diphospho-sugar transferases superfamily protein; Swiss-Prot: sp|O60762|DPM1_HUMAN Dolichol-phosphate mannosyltransferase subunit 1; TrEMBL-Plants: tr|I3S1J1|I3S1J1_LOTJA Uncharacterized protein; Found in the gene: LotjaGi4g1v0065700 | 9 | ||
– | Dolichol-phosphate mannosyltransferase; TAIR: AT1G20575.1 Nucleotide-diphospho-sugar transferases superfamily protein; Swiss-Prot: sp|O60762|DPM1_HUMAN Dolichol-phosphate mannosyltransferase subunit 1; TrEMBL-Plants: tr|I3S1J1|I3S1J1_LOTJA Uncharacterized protein; Found in the gene: LotjaGi4g1v0065700 | 9 |
A list of co-occurring predicted domains within the L. japonicus gene space:
Predicted domain | Source | Observations | Saturation (%) |
---|---|---|---|
cd06442 | CDD | 1 | 33.33 |