Q9C554 · EXPA1_ARATH

Function

function

Causes loosening and extension of plant cell walls by disrupting non-covalent bonding between cellulose microfibrils and matrix glucans. No enzymatic activity has been found (By similarity).

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
Cellular Componentextracellular region
Cellular Componentmembrane
Biological Processanatomical structure morphogenesis
Biological Processplant-type cell wall loosening

Keywords

Names & Taxonomy

Protein names

  • Recommended name
    Expansin-A1
  • Short names
    AtEXPA1
  • Alternative names
    • Alpha-expansin-1 (At-EXP1; AtEx1)
    • Ath-ExpAlpha-1.2

Gene names

    • Name
      EXPA1
    • Synonyms
      EXP1
    • ORF names
      F10D13_18
    • Ordered locus names
      At1g69530

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
    Q9C554
  • Secondary accessions
    • Q38863

Proteomes

Organism-specific databases

Genome annotation databases

Subcellular Location

Keywords

PTM/Processing

Features

Showing features for signal, chain, disulfide bond.

TypeIDPosition(s)Description
Signal1-17
ChainPRO_000000868218-250Expansin-A1
Disulfide bond48↔76
Disulfide bond79↔152
Disulfide bond84↔91

Keywords

Proteomic databases

Expression

Tissue specificity

Expressed in stomatal guard cells and very young vascular bundles throughout the plant.

Gene expression databases

Interaction

Protein-protein interaction databases

Structure

Family & Domains

Features

Showing features for domain.

TypeIDPosition(s)Description
Domain45-157Expansin-like EG45
Domain167-246Expansin-like CBD

Sequence similarities

Belongs to the expansin family. Expansin A subfamily.

Keywords

Phylogenomic databases

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Sequence processing
    The displayed sequence is further processed into a mature form.

This entry describes 1 isoforms produced by Alternative splicing. A number of isoforms are produced. According to EST sequences.

Q9C554-1

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
    250
  • Mass (Da)
    26,518
  • Last updated
    2001-06-01 v1
  • Checksum
    1D95EBA24FCFE7E5
MALVTFLFIATLGAMTSHVNGYAGGGWVNAHATFYGGGDASGTMGGACGYGNLYSQGYGTNTAALSTALFNNGLSCGACFEIRCQNDGKWCLPGSIVVTATNFCPPNNALPNNAGGWCNPPQQHFDLSQPVFQRIAQYRAGIVPVAYRRVPCVRRGGIRFTINGHSYFNLVLITNVGGAGDVHSAMVKGSRTGWQAMSRNWGQNWQSNSYLNGQSLSFKVTTSDGQTIVSNNVANAGWSFGQTFTGAQLR

Computationally mapped potential isoform sequences

There are 3 potential isoforms mapped to this entry

View all
EntryEntry nameGene nameLength
F4I266F4I266_ARATHEXPA1245
C0Z241C0Z241_ARATHEXPA1275
B3H5D9B3H5D9_ARATHEXPA1220

Features

Showing features for sequence conflict.

TypeIDPosition(s)Description
Sequence conflict14-18in Ref. 4; AAB38070

Keywords

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
AC073178
EMBL· GenBank· DDBJ
AAG60095.1
EMBL· GenBank· DDBJ
Genomic DNA
CP002684
EMBL· GenBank· DDBJ
AEE34942.1
EMBL· GenBank· DDBJ
Genomic DNA
CP002684
EMBL· GenBank· DDBJ
AEE34944.1
EMBL· GenBank· DDBJ
Genomic DNA
AF360291
EMBL· GenBank· DDBJ
AAK26001.1
EMBL· GenBank· DDBJ
mRNA
AY051047
EMBL· GenBank· DDBJ
AAK93724.1
EMBL· GenBank· DDBJ
mRNA
U30476
EMBL· GenBank· DDBJ
AAB38070.1
EMBL· GenBank· DDBJ
mRNA

Genome annotation databases

Similar Proteins

Disclaimer

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