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Protein

Glycine-rich RNA-binding protein 4, mitochondrial

Gene

RBG4

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

Functioni

Possibly has a role in RNA transcription or processing during stress. Binds sequence non-specifically to RNAs and DNAs.1 Publication

Miscellaneous

Plants overexpressing RBG4 display retarded germination under salt and dehydration stress.

GO - Molecular functioni

  • double-stranded DNA binding Source: TAIR
  • RNA binding Source: TAIR
  • single-stranded DNA binding Source: TAIR

GO - Biological processi

  • mitochondrial RNA modification Source: TAIR
  • response to cold Source: UniProtKB
  • response to osmotic stress Source: TAIR
  • response to salt stress Source: TAIR
  • response to water deprivation Source: UniProtKB

Keywordsi

Molecular functionRNA-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Glycine-rich RNA-binding protein 4, mitochondrial
Short name:
AtGR-RBP4
Alternative name(s):
AtRBG4
Glycine-rich protein 4
Short name:
AtGRP4
Mitochondrial RNA-binding protein 1b
Short name:
At-mRBP1b
Gene namesi
Name:RBG4
Synonyms:GR-RBP4, GRP4, MRBP1B
Ordered Locus Names:At3g23830
ORF Names:F14O13_2
OrganismiArabidopsis thaliana (Mouse-ear cress)
Taxonomic identifieri3702 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis
Proteomesi
  • UP000006548 Componenti: Chromosome 3

Organism-specific databases

AraportiAT3G23830
TAIRilocus:2076096 AT3G23830

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

Mitochondrion

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Transit peptidei1 – 33MitochondrionSequence analysisAdd BLAST33
ChainiPRO_000042167534 – 136Glycine-rich RNA-binding protein 4, mitochondrialAdd BLAST103

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Modified residuei43PhosphoserineBy similarity1

Keywords - PTMi

Phosphoprotein

Proteomic databases

PaxDbiQ9LIS2

PTM databases

SwissPalmiQ9LIS2

Expressioni

Tissue specificityi

Abundantly expressed in young plants, root tips, and flowers, but weakly in mature leaves and stems, implying highly expression in actively proliferating organs.1 Publication

Inductioni

Up-regulated by cold stress and down-regulated by salt stress and dehydration stress.2 Publications

Gene expression databases

ExpressionAtlasiQ9LIS2 baseline and differential
GenevisibleiQ9LIS2 AT

Interactioni

Protein-protein interaction databases

STRINGi3702.AT3G23830.1

Structurei

3D structure databases

ProteinModelPortaliQ9LIS2
SMRiQ9LIS2
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Domaini35 – 113RRMPROSITE-ProRule annotationAdd BLAST79

Compositional bias

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Compositional biasi123 – 135Gly-richAdd BLAST13

Sequence similaritiesi

Belongs to the GR-RBP family.Curated

Keywords - Domaini

Transit peptide

Phylogenomic databases

eggNOGiKOG0118 Eukaryota
COG0724 LUCA
HOGENOMiHOG000276232
InParanoidiQ9LIS2
OMAiCEDSANN
OrthoDBiEOG09360WQH
PhylomeDBiQ9LIS2

Family and domain databases

Gene3Di3.30.70.330, 1 hit
InterProiView protein in InterPro
IPR012677 Nucleotide-bd_a/b_plait_sf
IPR035979 RBD_domain_sf
IPR000504 RRM_dom
PfamiView protein in Pfam
PF00076 RRM_1, 1 hit
SMARTiView protein in SMART
SM00360 RRM, 1 hit
SUPFAMiSSF54928 SSF54928, 1 hit
PROSITEiView protein in PROSITE
PS50102 RRM, 1 hit

Sequencei

Sequence statusi: Complete.

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

Q9LIS2-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MAFCNKLSGI LRQGVSQSSN GPVTSMLGSL RYMSSKLFVG GLSWGTDDSS
60 70 80 90 100
LKQAFTSFGE VTEATVIADR ETGRSRGFGF VSFSCEDSAN NAIKEMDGKE
110 120 130
LNGRQIRVNL ATERSSAPRS SFGGGGGYGG GGGGGY
Length:136
Mass (Da):14,129
Last modified:October 1, 2000 - v1
Checksum:i1BE69CF10A48607D
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Sequence conflicti17Q → H in AAM63053 (Ref. 4) Curated1

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AP001297 Genomic DNA Translation: BAB03001.1
CP002686 Genomic DNA Translation: AEE76819.1
CP002686 Genomic DNA Translation: AEE76820.1
AY070755 mRNA Translation: AAL50093.1
AY097374 mRNA Translation: AAM19890.1
AY085838 mRNA Translation: AAM63053.1
RefSeqiNP_189025.1, NM_113288.3
NP_850629.1, NM_180298.4
UniGeneiAt.8272

Genome annotation databases

EnsemblPlantsiAT3G23830.1; AT3G23830.1; AT3G23830
AT3G23830.2; AT3G23830.2; AT3G23830
GeneIDi821966
GrameneiAT3G23830.1; AT3G23830.1; AT3G23830
AT3G23830.2; AT3G23830.2; AT3G23830
KEGGiath:AT3G23830

Similar proteinsi

Entry informationi

Entry nameiRBG4_ARATH
AccessioniPrimary (citable) accession number: Q9LIS2
Secondary accession number(s): Q8LDS0
Entry historyiIntegrated into UniProtKB/Swiss-Prot: March 6, 2013
Last sequence update: October 1, 2000
Last modified: April 25, 2018
This is version 118 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

Documents

  1. Arabidopsis thaliana
    Arabidopsis thaliana: entries and gene names
  2. SIMILARITY comments
    Index of protein domains and families
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Main funding by: National Institutes of Health