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Protein

Expansin-A3

Gene

EXPA3

Organism
Arabidopsis thaliana (Mouse-ear cress)
Status
Reviewed-Annotation score: -Experimental evidence at transcript leveli

Functioni

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).By similarity

GO - Biological processi

  • plant-type cell wall organization Source: InterPro
  • response to gibberellin Source: TAIR
  • response to red light Source: TAIR
  • syncytium formation Source: TAIR

Keywordsi

Biological processCell wall biogenesis/degradation

Names & Taxonomyi

Protein namesi
Recommended name:
Expansin-A3
Short name:
AtEXPA3
Alternative name(s):
Alpha-expansin-3
Short name:
At-EXP3
Short name:
AtEx3
Ath-ExpAlpha-1.9
Gene namesi
Name:EXPA3
Synonyms:EXP3
Ordered Locus Names:At2g37640
ORF Names:F13M22.14
OrganismiArabidopsis thaliana (Mouse-ear cress)
Taxonomic identifieri3702 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis
Proteomesi
  • UP000006548 Componenti: Chromosome 2

Organism-specific databases

AraportiAT2G37640
TAIRilocus:2040686 AT2G37640

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cell wall Cytoskeleton Vacuole Chloroplast Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertion Graphics by Christian Stolte; Source: COMPARTMENTS

Keywords - Cellular componenti

Cell wall, Membrane, Secreted

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Signal peptidei1 – 25Sequence analysisAdd BLAST25
ChainiPRO_000000868426 – 262Expansin-A3Add BLAST237

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Disulfide bondi57 ↔ 85PROSITE-ProRule annotation
Disulfide bondi88 ↔ 163PROSITE-ProRule annotation
Disulfide bondi93 ↔ 100PROSITE-ProRule annotation

Keywords - PTMi

Disulfide bond

Proteomic databases

PaxDbiO80932

Expressioni

Gene expression databases

ExpressionAtlasiO80932 baseline and differential
GenevisibleiO80932 AT

Interactioni

Protein-protein interaction databases

STRINGi3702.AT2G37640.1

Structurei

3D structure databases

ProteinModelPortaliO80932
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Domaini54 – 168Expansin-like EG45PROSITE-ProRule annotationAdd BLAST115
Domaini178 – 257Expansin-like CBDPROSITE-ProRule annotationAdd BLAST80

Sequence similaritiesi

Belongs to the expansin family. Expansin A subfamily.Curated

Keywords - Domaini

Signal

Phylogenomic databases

eggNOGiENOG410II8Q Eukaryota
ENOG410YC36 LUCA
HOGENOMiHOG000220793
InParanoidiO80932
OMAiACFEMKC
OrthoDBiEOG09360L23
PhylomeDBiO80932

Family and domain databases

Gene3Di2.40.40.10, 1 hit
2.60.40.760, 1 hit
InterProiView protein in InterPro
IPR007118 Expan_Lol_pI
IPR002963 Expansin
IPR007112 Expansin/allergen_DPBB_dom
IPR007117 Expansin_CBD
IPR036749 Expansin_CBD_sf
IPR009009 RlpA-like_DPBB
IPR036908 RlpA-like_sf
PfamiView protein in Pfam
PF03330 DPBB_1, 1 hit
PF01357 Pollen_allerg_1, 1 hit
PRINTSiPR01226 EXPANSIN
PR01225 EXPANSNFAMLY
SMARTiView protein in SMART
SM00837 DPBB_1, 1 hit
SUPFAMiSSF49590 SSF49590, 1 hit
SSF50685 SSF50685, 1 hit
PROSITEiView protein in PROSITE
PS50843 EXPANSIN_CBD, 1 hit
PS50842 EXPANSIN_EG45, 1 hit

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

O80932-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MTATAFRVGL WLAVTASFLL TATNAKIPGV YSGGPWQNAH ATFYGGSDAS
60 70 80 90 100
GTMGGACGYG NLYSQGYGVN TAALSTALFN NGFSCGACFE IKCTDDPRWC
110 120 130 140 150
VPGNPSILVT ATNFCPPNFA QPSDDGGWCN PPREHFDLAM PMFLKIGLYR
160 170 180 190 200
AGIVPVSYRR VPCRKIGGIR FTVNGFRYFN LVLVTNVAGA GDINGVSVKG
210 220 230 240 250
SKTDWVRMSR NWGQNWQSNA VLIGQSLSFR VTASDRRSST SWNVAPATWQ
260
FGQTFSGKNF RV
Length:262
Mass (Da):28,266
Last modified:November 1, 1998 - v1
Checksum:iAFC4D0EC599B4882
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AC004684 Genomic DNA Translation: AAC23634.1
CP002685 Genomic DNA Translation: AEC09429.1
AY090368 mRNA Translation: AAL91271.1
AY122898 mRNA Translation: AAM67431.1
PIRiT02530
RefSeqiNP_181300.1, NM_129320.4
UniGeneiAt.12794
At.67046

Genome annotation databases

EnsemblPlantsiAT2G37640.1; AT2G37640.1; AT2G37640
GeneIDi818341
GrameneiAT2G37640.1; AT2G37640.1; AT2G37640
KEGGiath:AT2G37640

Similar proteinsi

Entry informationi

Entry nameiEXPA3_ARATH
AccessioniPrimary (citable) accession number: O80932
Entry historyiIntegrated into UniProtKB/Swiss-Prot: March 5, 2002
Last sequence update: November 1, 1998
Last modified: April 25, 2018
This is version 128 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome
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Main funding by: National Institutes of Health