PlantTFDB
PlantRegMap/PlantTFDB v5.0
Plant Transcription Factor Database
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(e.g., LFY)
Transcription Factor Information
Basic Information | Signature Domain | Sequence | 
Basic Information? help Back to Top
TF ID XP_016481556.1
Common NameNtabSPL3b
Organism
Nicotiana tabacum
Taxonomic ID
Taxonomic Lineage
cellular organisms; Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; Mesangiospermae; eudicotyledons; Gunneridae; Pentapetalae; asterids; lamiids; Solanales; Solanaceae; Nicotianoideae; Nicotianeae; Nicotiana
Family SBP
Protein Properties Length: 136aa    MW: 15790.5 Da    PI: 7.8603
Description SBP family protein
Gene Model
Gene Model ID Type Source Coding Sequence
XP_016481556.1genomeNCBIView CDS
Signature Domain? help Back to Top
Signature Domain
No. Domain Score E-value Start End HMM Start HMM End
1SBP139.31.1e-4352127277
                     -SSTT-----TT--HHHHHTT--HHHHT-S-EEETTEEEEE-TTTSSEEETTT--SS--S-STTTT-------S-- CS
             SBP   2 CqvegCeadlseakeyhrrhkvCevhskapvvlvsgleqrfCqqCsrfhelsefDeekrsCrrrLakhnerrrkkq 77 
                     Cq+e+C+ad+++ak yhrrhkvCe+hskapvvl+sg++qrfCqqCsrfh+l efDe+krsCrrrLa+hnerrrk++
  XP_016481556.1  52 CQIEQCTADMADAKPYHRRHKVCEFHSKAPVVLISGIQQRFCQQCSRFHQLAEFDEAKRSCRRRLAGHNERRRKTS 127
                     **************************************************************************87 PP
Protein Features ? help Back to Top
3D Structure
Database Entry ID E-value Start End InterPro ID Description
PIRSFPIRSF0375756.8E-591136IPR017238Squamosa promoter-binding protein
Gene3DG3DSA:4.10.1100.102.3E-3545113IPR004333Transcription factor, SBP-box
PROSITE profilePS5114132.56549126IPR004333Transcription factor, SBP-box
SuperFamilySSF1036123.83E-4050130IPR004333Transcription factor, SBP-box
PfamPF031103.1E-3352125IPR004333Transcription factor, SBP-box
Gene Ontology ? help Back to Top
GO Term GO Category GO Description
GO:0006355Biological Processregulation of transcription, DNA-templated
GO:0009911Biological Processpositive regulation of flower development
GO:0010228Biological Processvegetative to reproductive phase transition of meristem
GO:0010229Biological Processinflorescence development
GO:0010321Biological Processregulation of vegetative phase change
GO:0005634Cellular Componentnucleus
GO:0003677Molecular FunctionDNA binding
GO:0003700Molecular Functiontranscription factor activity, sequence-specific DNA binding
GO:0046872Molecular Functionmetal ion binding
Sequence ? help Back to Top
Protein Sequence    Length: 136 aa     Download sequence    Send to blast
MEDNKWEGKR SMNEAEEEEE EHENVEEDNK RKRVLTLSGR KQSSGGPALP SCQIEQCTAD  60
MADAKPYHRR HKVCEFHSKA PVVLISGIQQ RFCQQCSRFH QLAEFDEAKR SCRRRLAGHN  120
ERRRKTSYDS HGESSS
3D Structure ? help Back to Top
Structure
PDB ID Evalue Query Start Query End Hit Start Hit End Description
1ul4_A5e-4143125284squamosa promoter binding protein-like 4
Search in ModeBase
Functional Description ? help Back to Top
Source Description
UniProtProbable transcriptional factor. Binds to the promoter of the SQUAMOSA gene.
Binding Motif ? help Back to Top
Motif ID Method Source Motif file
MP00290DAPTransfer from AT2G33810Download
Motif logo
Regulation -- PlantRegMap ? help Back to Top
Source Upstream Regulator Target Gene
PlantRegMapRetrieveRetrieve
Annotation -- Nucleotide ? help Back to Top
Source Hit ID E-value Description
GenBankLC0733010.0LC073301.1 Nicotiana tabacum NtabSPL3b mRNA for squamosa promoter binding protein NtabSPL3b, complete cds.
Annotation -- Protein ? help Back to Top
Source Hit ID E-value Description
RefseqXP_009602314.11e-97PREDICTED: squamosa promoter-binding protein 1-like isoform X2
RefseqXP_016481556.11e-97PREDICTED: squamosa promoter-binding protein 1-like
SwissprotQ387414e-57SBP1_ANTMA; Squamosa promoter-binding protein 1
TrEMBLA0A125SZP03e-96A0A125SZP0_TOBAC; Squamosa promoter-binding-like protein
STRINGXP_009602313.11e-83(Nicotiana tomentosiformis)
Orthologous Group ? help Back to Top
LineageOrthologous Group IDTaxa NumberGene Number
AsteridsOGEA74924105
Best hit in Arabidopsis thaliana ? help Back to Top
Hit ID E-value Description
AT2G33810.13e-45squamosa promoter binding protein-like 3
Publications ? help Back to Top
  1. Han YY,Ma YQ,Li DZ,Yao JW,Xu ZQ
    Characterization and phylogenetic analysis of fifteen NtabSPL genes in Nicotiana tabacum L. cv. Qinyan95.
    Dev. Genes Evol., 2016. 226(1): p. 1-14
    [PMID:26635304]
  2. Klein J,Saedler H,Huijser P
    A new family of DNA binding proteins includes putative transcriptional regulators of the Antirrhinum majus floral meristem identity gene SQUAMOSA.
    Mol. Gen. Genet., 1996. 250(1): p. 7-16
    [PMID:8569690]