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IPR012819 is a Sucrose-phosphate synthase, plant.
<p>Sucrose occupies a central position in the metabolic pathways of all plants and plays a variety of roles including transport sugar, storage reserve, compatible solute, and signal compound [[cite:PUB00017810]]. This compound is produced by the combined action of two enzymes, sucrose-phosphate synthase ([ec:2.4.1.14]) and sucrose-phosphate phosphatase ([ec:3.1.3.24]), via the intermediate sucrose 6-phosphate. Several studies have shown a positive correlation between sucrose-phosphate synthase activity and plant growth rate and yield in agronomically important plants, though direct proof of a causal link is lacking.</p> <p>This entry represents sucrose-phosphate synthase from plants, which is known to exist in multigene families in several species of both monocots and dicots. The enzyme contains an N-terminal domain glucosyltransferase domain, a variable linker region, and a C-terminal domain similar to that of sucrose-phosphate phosphatase, the next and final enzyme of sucrose biosynthesis. The C-terminal domain is likely to serve a binding - not a catalytic - function, as sucrose-phosphate phosphatase is always encoded by a distinct protein.</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 |
---|---|---|---|---|
Biological process | Sucrose metabolic process | The chemical reactions and pathways involving sucrose, the disaccharide fructofuranosyl-glucopyranoside. | ||
Molecular function | Sucrose-phosphate synthase activity | Catalysis of the reaction: UDP-glucose + D-fructose 6-phosphate = UDP + sucrose 6-phosphate. |
Transcript | Name | Description | Predicted domains | Domain count |
---|---|---|---|---|
– | PREDICTED: probable sucrose-phosphate synthase 2-like [Glycine max] gi|356553609|ref|XP_003545147.1| | 14 | ||
– | PREDICTED: probable sucrose-phosphate synthase 2-like [Glycine max] gi|356553609|ref|XP_003545147.1| | 14 | ||
– | PREDICTED: probable sucrose-phosphate synthase 2-like [Glycine max] gi|356515414|ref|XP_003526395.1| | 14 | ||
– | PREDICTED: probable sucrose-phosphate synthase-like [Glycine max] gi|356562959|ref|XP_003549735.1| | 14 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT1G04920.1 sucrose phosphate synthase 3F; Swiss-Prot: sp|Q8RY24|SPSA3_ARATH Probable sucrose-phosphate synthase 3; TrEMBL-Plants: tr|A0A1J7IMQ8|A0A1J7IMQ8_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0042800 | 19 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT1G04920.1 sucrose phosphate synthase 3F; Swiss-Prot: sp|Q8RY24|SPSA3_ARATH Probable sucrose-phosphate synthase 3; TrEMBL-Plants: tr|A0A1J7IMQ8|A0A1J7IMQ8_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0042800 | 18 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT1G04920.1 sucrose phosphate synthase 3F; Swiss-Prot: sp|Q8RY24|SPSA3_ARATH Probable sucrose-phosphate synthase 3; TrEMBL-Plants: tr|A0A1J7IMQ8|A0A1J7IMQ8_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0042800 | 15 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT1G04920.1 sucrose phosphate synthase 3F; Swiss-Prot: sp|Q8RY24|SPSA3_ARATH Probable sucrose-phosphate synthase 3; TrEMBL-Plants: tr|A0A1J7IMQ8|A0A1J7IMQ8_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0042800 | 12 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT4G10120.1 Sucrose-phosphate synthase family protein; Swiss-Prot: sp|F4JLK2|SPSA4_ARATH Probable sucrose-phosphate synthase 4; TrEMBL-Plants: tr|I1KFX9|I1KFX9_SOYBN Uncharacterized protein; Found in the gene: LotjaGi3g1v0334300 | 19 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT4G10120.1 Sucrose-phosphate synthase family protein; Swiss-Prot: sp|F4JLK2|SPSA4_ARATH Probable sucrose-phosphate synthase 4; TrEMBL-Plants: tr|I1KFX9|I1KFX9_SOYBN Uncharacterized protein; Found in the gene: LotjaGi3g1v0334300 | 19 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT4G10120.1 Sucrose-phosphate synthase family protein; Swiss-Prot: sp|F4JLK2|SPSA4_ARATH Probable sucrose-phosphate synthase 4; TrEMBL-Plants: tr|I1KFX9|I1KFX9_SOYBN Uncharacterized protein; Found in the gene: LotjaGi3g1v0334300 | 19 | ||
– | Sucrose-phosphate synthase family protein; TAIR: AT4G10120.1 Sucrose-phosphate synthase family protein; Swiss-Prot: sp|F4JLK2|SPSA4_ARATH Probable sucrose-phosphate synthase 4; TrEMBL-Plants: tr|A0A151SYM0|A0A151SYM0_CAJCA Sucrose-phosphate synthase 2; Found in the gene: LotjaGi3g1v0334300 | 16 | ||
– | Sucrose-phosphate synthase; TAIR: AT5G20280.1 sucrose phosphate synthase 1F; Swiss-Prot: sp|Q43876|SPSA_VICFA Probable sucrose-phosphate synthase; TrEMBL-Plants: tr|I1MU40|I1MU40_SOYBN Uncharacterized protein; Found in the gene: LotjaGi4g1v0277300 | 16 |
A list of co-occurring predicted domains within the L. japonicus gene space:
Predicted domain | Source | Observations | Saturation (%) |
---|---|---|---|
mobidb-lite | MobiDBLite | 1 | 7.69 |