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Literature summary extracted from
- Phosphate import in plants: focus on the PHT1 transporters (2011), Front. Plant Sci., 2, 83.
Protein Variants
| EC Number | Protein Variants | Comment | Organism |
|---|---|---|---|
| 7.3.2.1 | additional information | pht1;1-3 mutation in Arabidopsis | Hordeum vulgare |
| 7.3.2.1 | additional information | pht1;1-3 mutation in Arabidopsis | Solanum tuberosum |
| 7.3.2.1 | additional information | pht1;1-3 mutation in Arabidopsis | Solanum lycopersicum |
| 7.3.2.1 | additional information | pht1;1-3 mutation in Arabidopsis | Oryza sativa |
| 7.3.2.1 | additional information | pht1;1-3 mutation in Arabidopsis | Medicago truncatula |
| 7.3.2.1 | additional information | pht1;1-3 mutation in Arabidopsis thaliana | Arabidopsis thaliana |
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 7.3.2.1 | additional information | - |
additional information | phosphate uptake kinetics in planta using radioactive phosphate isotopes | Arabidopsis thaliana | |
| 7.3.2.1 | 0.0031 | - |
phosphate/out | pH and temperature not specified in the publication | Arabidopsis thaliana |  |
| 7.3.2.1 | 0.0091 | - |
phosphate/out | isozyme HvPHT1;1, pH and temperature not specified in the publication | Hordeum vulgare | |
| 7.3.2.1 | 0.023 | - |
phosphate/out | isozyme OsPT8, pH and temperature not specified in the publication | Solanum lycopersicum | |
| 7.3.2.1 | 0.023 | - |
phosphate/out | isozyme OsPT8, pH and temperature not specified in the publication | Oryza sativa | |
| 7.3.2.1 | 0.097 | - |
phosphate/out | isozyme OsPT6, pH and temperature not specified in the publication | Solanum lycopersicum | |
| 7.3.2.1 | 0.097 | - |
phosphate/out | isozyme OsPT6, pH and temperature not specified in the publication | Oryza sativa | |
| 7.3.2.1 | 0.13 | 0.28 | phosphate/out | pH and temperature not specified in the publication | Solanum tuberosum | |
| 7.3.2.1 | 0.192 | - |
phosphate/out | pH and temperature not specified in the publication | Medicago truncatula | |
| 7.3.2.1 | 0.385 | - |
phosphate/out | isozyme HvPHT1;6, pH and temperature not specified in the publication | Hordeum vulgare | |
Localization
| EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|---|
| 7.3.2.1 | additional information | provide additional negative charges in the vicinity of the putative ER export site (D/E-X-D/E), thereby altering the recognition of this motif and resulting in the accumulation of PHT1;1 in the endoplasmic reticulum | Arabidopsis thaliana | - |
- |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Saccharomyces cerevisiae | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Neurospora crassa | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Hordeum vulgare | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Solanum tuberosum | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Arabidopsis thaliana | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Solanum lycopersicum | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Oryza sativa | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Medicago truncatula | 5886 | - |
| 7.3.2.1 | plasma membrane | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop. Both C- and N-termini are expected to be oriented inside the cell, with the protein inserted in the plasma membrane | Diversispora versiformis | 5886 | - |
Molecular Weight [Da]
| EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|---|
| 7.3.2.1 | 58000 | - |
x * 58000, about, sequence calculation | Arabidopsis thaliana |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 7.3.2.1 | ATP + H2O + phosphate/out | Saccharomyces cerevisiae | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Neurospora crassa | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Hordeum vulgare | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Solanum tuberosum | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Arabidopsis thaliana | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Solanum lycopersicum | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Oryza sativa | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Medicago truncatula | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | Diversispora versiformis | - |
ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | additional information | Saccharomyces cerevisiae | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Neurospora crassa | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Hordeum vulgare | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Solanum tuberosum | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Arabidopsis thaliana | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Solanum lycopersicum | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Oryza sativa | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Medicago truncatula | co-existence of a high and a low affinity system | ? | - |
? | |
| 7.3.2.1 | additional information | Diversispora versiformis | co-existence of a high and a low affinity system | ? | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 7.3.2.1 | Arabidopsis thaliana | - |
- |
- |
| 7.3.2.1 | Diversispora versiformis | - |
- |
- |
| 7.3.2.1 | Hordeum vulgare | - |
- |
- |
| 7.3.2.1 | Medicago truncatula | - |
- |
- |
| 7.3.2.1 | Neurospora crassa | - |
- |
- |
| 7.3.2.1 | Oryza sativa | - |
- |
- |
| 7.3.2.1 | Saccharomyces cerevisiae | - |
gene pho84 | - |
| 7.3.2.1 | Solanum lycopersicum | - |
Lycopersicon esculentum | - |
| 7.3.2.1 | Solanum tuberosum | - |
- |
- |
Posttranslational Modification
| EC Number | Posttranslational Modification | Comment | Organism |
|---|---|---|---|
| 7.3.2.1 | phosphoprotein | phosphory lation events occur at the C-end of PHT1 proteins when phosphate is abundant in the environment. Phosphorylation of other Arabidopsis thaliana members of the family, PHT1;4, PHT1;5; PHT1;7, and PHT1;9, at the C-end of the protein | Arabidopsis thaliana |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 7.3.2.1 | anther | - |
Arabidopsis thaliana | - |
| 7.3.2.1 | axillary bud | - |
Arabidopsis thaliana | - |
| 7.3.2.1 | flower | - |
Arabidopsis thaliana | - |
| 7.3.2.1 | flower bud | - |
Arabidopsis thaliana | - |
| 7.3.2.1 | lateral root | - |
Arabidopsis thaliana | - |
| 7.3.2.1 | leaf | - |
Arabidopsis thaliana | - |
| 7.3.2.1 | additional information | expression patterns of the nine PHT1 transporters from Arabidopsis thaliana, overview | Arabidopsis thaliana | - |
| 7.3.2.1 | pollen | - |
Arabidopsis thaliana | - |
| 7.3.2.1 | root | AtPHT1;1, AtPHT1;2, and AtPHT1;4 in the root epidermis and root hairs, alsoin the tip | Arabidopsis thaliana | - |
| 7.3.2.1 | root | MtPHT1 in the root epidermis and root hairs | Medicago truncatula | - |
| 7.3.2.1 | root | revealed the presence of LePT1 transcript in the root cap and in the external layers of the root | Solanum lycopersicum | - |
| 7.3.2.1 | root | StPT2 mainly in the root epidermis and root hairs | Solanum tuberosum | - |
| 7.3.2.1 | silique | - |
Arabidopsis thaliana | - |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Saccharomyces cerevisiae | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Neurospora crassa | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Hordeum vulgare | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Solanum tuberosum | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Arabidopsis thaliana | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Solanum lycopersicum | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Oryza sativa | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Medicago truncatula | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | ATP + H2O + phosphate/out | - |
Diversispora versiformis | ADP + phosphate + phosphate/in | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Saccharomyces cerevisiae | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Neurospora crassa | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Hordeum vulgare | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Solanum tuberosum | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Arabidopsis thaliana | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Solanum lycopersicum | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Oryza sativa | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Medicago truncatula | ? | - |
? | |
| 7.3.2.1 | additional information | co-existence of a high and a low affinity system | Diversispora versiformis | ? | - |
? | |
Subunits
| EC Number | Subunits | Comment | Organism |
|---|---|---|---|
| 7.3.2.1 | ? | x * 58000, about, sequence calculation | Arabidopsis thaliana |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Saccharomyces cerevisiae |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Neurospora crassa |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Hordeum vulgare |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Solanum tuberosum |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Arabidopsis thaliana |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Solanum lycopersicum |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Oryza sativa |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Medicago truncatula |
| 7.3.2.1 | More | PHT1 transporters show a topology with 12 membrane-spanning domains, which are separated into two groups of six domains by a charged hydrophilic loop | Diversispora versiformis |
Synonyms
| EC Number | Synonyms | Comment | Organism |
|---|---|---|---|
| 7.3.2.1 | AtPHT1;1 | - |
Arabidopsis thaliana |
| 7.3.2.1 | AtPHT1;2 | - |
Arabidopsis thaliana |
| 7.3.2.1 | AtPHT1;4 | - |
Arabidopsis thaliana |
| 7.3.2.1 | AtPT1 | - |
Arabidopsis thaliana |
| 7.3.2.1 | HvPHT1;1 | - |
Hordeum vulgare |
| 7.3.2.1 | HvPHT1;6 | - |
Hordeum vulgare |
| 7.3.2.1 | LePT1 | - |
Solanum lycopersicum |
| 7.3.2.1 | mTPT1 | - |
Medicago truncatula |
| 7.3.2.1 | OsPT6 | - |
Oryza sativa |
| 7.3.2.1 | OsPT8 | - |
Oryza sativa |
| 7.3.2.1 | Pho84 | - |
Saccharomyces cerevisiae |
| 7.3.2.1 | PHT1 transporter | - |
Saccharomyces cerevisiae |
| 7.3.2.1 | PHT1 transporter | - |
Neurospora crassa |
| 7.3.2.1 | PHT1 transporter | - |
Hordeum vulgare |
| 7.3.2.1 | PHT1 transporter | - |
Solanum tuberosum |
| 7.3.2.1 | PHT1 transporter | - |
Arabidopsis thaliana |
| 7.3.2.1 | PHT1 transporter | - |
Solanum lycopersicum |
| 7.3.2.1 | PHT1 transporter | - |
Oryza sativa |
| 7.3.2.1 | PHT1 transporter | - |
Medicago truncatula |
| 7.3.2.1 | PHT1 transporter | - |
Diversispora versiformis |
| 7.3.2.1 | StPT2 | - |
Solanum tuberosum |
General Information
| EC Number | General Information | Comment | Organism |
|---|---|---|---|
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family | Saccharomyces cerevisiae |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family | Neurospora crassa |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family | Diversispora versiformis |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family, comparison of plant PHT1 multigenic families, overview | Hordeum vulgare |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family, comparison of plant PHT1 multigenic families, overview | Solanum tuberosum |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family, comparison of plant PHT1 multigenic families, overview | Arabidopsis thaliana |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family, comparison of plant PHT1 multigenic families, overview | Solanum lycopersicum |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family, comparison of plant PHT1 multigenic families, overview | Oryza sativa |
| 7.3.2.1 | evolution | the enzyme belongs to the PHT1 transporters family, comparison of plant PHT1 multigenic families, overview | Medicago truncatula |
| 7.3.2.1 | malfunction | a phosphorylation-mimicking mutagenesis of PHT1;1 at Ser514 results in its accumulation in the endoplasmic reticulum | Arabidopsis thaliana |
| 7.3.2.1 | additional information | transcriptional regulaiton of the PHT1 transporters, variation of phosphate concentration in the medium promotes a rapid modulation of PHT1 transcripts, overview | Arabidopsis thaliana |
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