Q93XN8 · SPP3B_ARATH

Function

function

Catalyzes the final step of sucrose synthesis.

Catalytic activity

Cofactor

Mg2+ (UniProtKB | Rhea| CHEBI:18420 )

Pathway

Glycan biosynthesis; sucrose biosynthesis; sucrose from D-fructose 6-phosphate and UDP-alpha-D-glucose: step 2/2.

GO annotations

all annotationsall molecular functionnucleotide bindingmolecular_functionnucleic acid bindingdna bindingchromatin bindingdna-binding transcription factor activityrna bindingcytoskeletal motor activitycatalytic activitynuclease activitysignaling receptor bindingstructural molecule activitytransporter activitybindingprotein bindingtranslation factor activity, rna bindinglipid bindingkinase activitytransferase activityhydrolase activityoxygen bindingenzyme regulator activitycarbohydrate bindingsignaling receptor activitytranslation regulator activitytranscription regulator activityother molecular functionall biological processcarbohydrate metabolic processgeneration of precursor metabolites and energynucleobase-containing compound metabolic processdna metabolic processtranslationlipid metabolic processtransportresponse to stresscell cyclecell communicationsignal transductioncell-cell signalingmulticellular organism developmentcircadian rhythmbiological_processmetabolic processcatabolic processbiosynthetic processresponse to light stimulusresponse to external stimulustropismresponse to biotic stimulusresponse to abiotic stimulusresponse to endogenous stimulusembryo developmentpost-embryonic developmentfruit ripeningabscissionpollinationflower developmentcellular processprogrammed cell deathphotosynthesiscellular component organizationcell growthprotein metabolic processcellular homeostasissecondary metabolic processreproductive processcell differentiationprotein modification processgrowthepigenetic regulation of gene expressionresponse to chemicalanatomical structure developmentregulation of molecular functionother biological processall cellular componentcellular_componentextracellular regioncell wallintracellular anatomical structurenucleusnuclear envelopenucleoplasmnucleoluscytoplasmmitochondrionlysosomeendosomevacuoleperoxisomeendoplasmic reticulumgolgi apparatuscytosolribosomecytoskeletonplasma membranechloroplastplastidthylakoidmembraneexternal encapsulating structureother cellular component
Cell color indicative of number of GO terms
AspectTerm
Molecular Functionmagnesium ion binding
Molecular Functionsucrose-phosphate phosphatase activity
Biological Processsucrose biosynthetic process

Keywords

Enzyme and pathway databases

Names & Taxonomy

Protein names

  • Recommended name
    Probable sucrose-phosphatase 3b
  • EC number
  • Short names
    AtSPP3b

Gene names

    • Name
      SPP3B
    • Synonyms
      SPP2
    • ORF names
      T25B15.110
    • Ordered locus names
      At3g52340

Organism names

  • Taxonomic identifier
  • Strain
    • cv. Columbia
  • Taxonomic lineage
    Eukaryota > Viridiplantae > Streptophyta > Embryophyta > Tracheophyta > Spermatophyta > Magnoliopsida > eudicotyledons > Gunneridae > Pentapetalae > rosids > malvids > Brassicales > Brassicaceae > Camelineae > Arabidopsis

Accessions

  • Primary accession
    Q93XN8
  • Secondary accessions
    • Q8RWS3
    • Q9FT48

Proteomes

Organism-specific databases

Genome annotation databases

PTM/Processing

Features

Showing features for chain.

TypeIDPosition(s)Description
ChainPRO_00003506161-423Probable sucrose-phosphatase 3b

Proteomic databases

PTM databases

Expression

Gene expression databases

Interaction

Subunit

Homodimer.

Protein-protein interaction databases

Structure

Family & Domains

Sequence similarities

Belongs to the sucrose phosphatase family.

Phylogenomic databases

Family and domain databases

Sequence & Isoform

Align isoforms (2)
  • Sequence status
    Complete

This entry describes 2 isoforms produced by Alternative splicing.

Q93XN8-1

This isoform has been chosen as the canonical sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

  • Length
    423
  • Mass (Da)
    48,678
  • Last updated
    2001-12-01 v1
  • Checksum
    51F409F48C0A4F38
MERLISHPPLMIVSDLDHTMVDHQDHENLSLLRFNSLWEYAYRRDSLLVFSTARSPVLYKELRKEKPLLTPDIIITSIGTEIAFGNSMVPDHAWVESLNSCKWNREIVLEETSKFPELTLQPKTEQRLHKVSFYIDEGKGEALTKELSQLLEKRGLDVKIIYSWGKNVDVIPRGAGKGEALEYLLKKLQAEGIFPVNTLACGDSEHDAELFSIPDVHGVMVSNSQEELLKWRSENALNNLKVIHSTERCADGIIQAIGHFNLGPDLSPRDVSEFLDRKMDNVNPGHEVVRFYLFYERLRRGEIKNYETYIASFKDSCLHAAVLFHPSGAEKSLRDTIDELKKCYGDKRGKKFWVWVDQVLVTDTIPGKWIVKFDKWEQCEDESQCCKTTVEFTSKGGDLVWEKVKQIWSEESKVKDDNSSWIL

Q93XN8-2

  • Name
    2
  • See also
    sequence in UniParc or sequence clusters in UniRef
  • Differences from canonical

Computationally mapped potential isoform sequences

There are 2 potential isoforms mapped to this entry

View all
EntryEntry nameGene nameLength
A0A1I9LQG1A0A1I9LQG1_ARATHSPP2464
A0A1I9LQG4A0A1I9LQG4_ARATHSPP2435

Sequence caution

The sequence CAC07925.1 differs from that shown. Reason: Erroneous gene model prediction

Features

Showing features for alternative sequence.

TypeIDPosition(s)Description
Alternative sequenceVSP_0354331-151in isoform 2
Alternative sequenceVSP_035434152-155in isoform 2

Keywords

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
AF356816
EMBL· GenBank· DDBJ
AAK40235.1
EMBL· GenBank· DDBJ
mRNA
AL132972
EMBL· GenBank· DDBJ
CAC07925.1
EMBL· GenBank· DDBJ
Genomic DNA Sequence problems.
CP002686
EMBL· GenBank· DDBJ
AEE78934.1
EMBL· GenBank· DDBJ
Genomic DNA
CP002686
EMBL· GenBank· DDBJ
AEE78935.1
EMBL· GenBank· DDBJ
Genomic DNA
CP002686
EMBL· GenBank· DDBJ
AEE78936.1
EMBL· GenBank· DDBJ
Genomic DNA
CP002686
EMBL· GenBank· DDBJ
ANM64820.1
EMBL· GenBank· DDBJ
Genomic DNA
AY091146
EMBL· GenBank· DDBJ
AAM14095.1
EMBL· GenBank· DDBJ
mRNA
BT000909
EMBL· GenBank· DDBJ
AAN41309.1
EMBL· GenBank· DDBJ
mRNA
AK175395
EMBL· GenBank· DDBJ
BAD43158.1
EMBL· GenBank· DDBJ
mRNA

Genome annotation databases

Similar Proteins

Disclaimer

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