PlantTFDB
PlantRegMap/PlantTFDB v5.0
Plant Transcription Factor Database
Transcription Factor Information
Basic Information | Signature Domain | Sequence | 
Basic Information? help Back to Top
TF ID Cla015894
Organism
Taxonomic ID
Taxonomic Lineage
cellular organisms; Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; Mesangiospermae; eudicotyledons; Gunneridae; Pentapetalae; rosids; fabids; Cucurbitales; Cucurbitaceae; Benincaseae; Citrullus
Family DBB
Protein Properties Length: 210aa    MW: 22989.8 Da    PI: 6.9834
Description DBB family protein
Gene Model
Gene Model ID Type Source Coding Sequence
Cla015894genomeICuGIView CDS
Signature Domain? help Back to Top
Signature Domain
No. Domain Score E-value Start End HMM Start HMM End
1zf-B_box26.71.1e-08343438
   zf-B_box  4 rkCpeHeekelqlfCedCqqllCedClleeHkg......Ht 38
                +C+ +++ e++ fC  ++  lC+ C l+ H+       H+
  Cla015894  3 IRCDVCDQAEASVFCYADEAALCHGCDLHVHRAnklagkHS 43
               58*****************************7677777765 PP

2zf-B_box29.61.4e-095592338
   zf-B_box  3 erkCpeHeekelqlfCedCqqllCedClleeHkg..Ht 38
                ++C+ ++e ++  fC++++  lC++C  ++H+   Ht
  Cla015894 55 SPRCDICQERRALVFCQQDRAILCRECDISIHEAneHT 92
               689*****************************667765 PP

Protein Features ? help Back to Top
3D Structure
Database Entry ID E-value Start End InterPro ID Description
PROSITE profilePS501199.855147IPR000315B-box-type zinc finger
PfamPF006438.4E-7344IPR000315B-box-type zinc finger
CDDcd000211.92E-6347No hitNo description
SMARTSM003362.1E-7447IPR000315B-box-type zinc finger
SMARTSM003362.9E-1453100IPR000315B-box-type zinc finger
PROSITE profilePS5011910.3153100IPR000315B-box-type zinc finger
PfamPF006431.5E-75592IPR000315B-box-type zinc finger
CDDcd000211.05E-856100No hitNo description
Gene Ontology ? help Back to Top
GO Term GO Category GO Description
GO:0010200Biological Processresponse to chitin
GO:0080167Biological Processresponse to karrikin
GO:1900458Biological Processnegative regulation of brassinosteroid mediated signaling pathway
GO:2000306Biological Processpositive regulation of photomorphogenesis
GO:0005622Cellular Componentintracellular
GO:0008270Molecular Functionzinc ion binding
Sequence ? help Back to Top
Protein Sequence    Length: 210 aa     Download sequence    Send to blast
MKIRCDVCDQ AEASVFCYAD EAALCHGCDL HVHRANKLAG KHSRFSLLHP IKKDSPRCDI  60
CQERRALVFC QQDRAILCRE CDISIHEANE HTQKHNRFLL TGVKLSSTCY SHQTSSSSNG  120
CDAAMDVKTG SSNACSKRPK MAANEISSSH SAEKATPSTS NYKVEDGQAL SDGGSFSTSS  180
ISEYLETLPG WCVEEFLDPS AAANRFCKVC
Functional Description ? help Back to Top
Source Description
UniProtActs as positive regulator of seedling photomorphogenesis. Plays a negative role in brassinosteroid responses. {ECO:0000269|PubMed:22535582}.
UniProtTranscription activator that acts as positive regulator of seedling photomorphogenesis (PubMed:17965270). Acts downstream of COP1 and play an important role in early and long-term adjustment of the shade avoidance syndrome (SAS) responses in natural environments (PubMed:21070414). {ECO:0000269|PubMed:17965270, ECO:0000269|PubMed:21070414}.
Annotation -- Nucleotide ? help Back to Top
Source Hit ID E-value Description
GenBankLN6817981e-105LN681798.1 Cucumis melo genomic scaffold, anchoredscaffold00019.
GenBankLN7132551e-105LN713255.1 Cucumis melo genomic chromosome, chr_1.
Annotation -- Protein ? help Back to Top
Source Hit ID E-value Description
RefseqXP_022135715.11e-130B-box zinc finger protein 20 isoform X1
SwissprotQ0IGM79e-64BBX20_ARATH; B-box zinc finger protein 20
SwissprotQ9LQZ76e-63BBX21_ARATH; B-box zinc finger protein 21
TrEMBLA0A1S3BI961e-129A0A1S3BI96_CUCME; B-box zinc finger protein 20-like isoform X1
STRINGXP_008448064.11e-129(Cucumis melo)
Orthologous Group ? help Back to Top
LineageOrthologous Group IDTaxa NumberGene Number
FabidsOGEF14483494
Best hit in Arabidopsis thaliana ? help Back to Top
Hit ID E-value Description
AT4G39070.13e-62DBB family protein
Publications ? help Back to Top
  1. Xu D, et al.
    BBX21, an Arabidopsis B-box protein, directly activates HY5 and is targeted by COP1 for 26S proteasome-mediated degradation.
    Proc. Natl. Acad. Sci. U.S.A., 2016. 113(27): p. 7655-60
    [PMID:27325768]
  2. Wei CQ, et al.
    The Arabidopsis B-box protein BZS1/BBX20 interacts with HY5 and mediates strigolactone regulation of photomorphogenesis.
    J Genet Genomics, 2016. 43(9): p. 555-563
    [PMID:27523280]
  3. Thussagunpanit J, et al.
    Involvement of STH7 in light-adapted development in Arabidopsis thaliana promoted by both strigolactone and karrikin.
    Biosci. Biotechnol. Biochem., 2017. 81(2): p. 292-301
    [PMID:27858514]
  4. Xu DB, et al.
    The G-Protein Ī² Subunit AGB1 Promotes Hypocotyl Elongation through Inhibiting Transcription Activation Function of BBX21 inĀ Arabidopsis.
    Mol Plant, 2017. 10(9): p. 1206-1223
    [PMID:28827171]
  5. Xu D,Jiang Y,Li J,Holm M,Deng XW
    The B-Box Domain Protein BBX21 Promotes Photomorphogenesis.
    Plant Physiol., 2018. 176(3): p. 2365-2375
    [PMID:29259103]
  6. Job N,Yadukrishnan P,Bursch K,Datta S,Johansson H
    Two B-Box Proteins Regulate Photomorphogenesis by Oppositely Modulating HY5 through their Diverse C-Terminal Domains.
    Plant Physiol., 2018. 176(4): p. 2963-2976
    [PMID:29439209]
  7. Crocco CD,Ocampo GG,Ploschuk EL,Mantese A,Botto JF
    Heterologous Expression of AtBBX21 Enhances the Rate of Photosynthesis and Alleviates Photoinhibition in Solanumtuberosum.
    Plant Physiol., 2018. 177(1): p. 369-380
    [PMID:29555784]
  8. Kang X, et al.
    HRB2 and BBX21 interaction modulates Arabidopsis ABI5 locus and stomatal aperture.
    Plant Cell Environ., 2018. 41(8): p. 1912-1925
    [PMID:29748960]