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Basic Information
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CGSNL Gene Symbol
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REP1
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Gene Symbol Synonym
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OsTCP24, REP1, TCP24, SDP1, SDP1/REP1, OsTb2, Tb2
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CGSNL Gene Name
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RETARDED PALEA 1
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Gene Name Synonym
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TEOSINTE BRANCHED/CYCLOIDEA/PROLIFERATING CELL FACTOR 24, RETARDED PALEA1, SMALL DEGENERATIVE PALEA 1, Teosinte branched 2
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Protein Name
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Allele
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rep1, rep1-1, rep1-2, rep1-3(sdp1), OsTb23bp+, OsTb23bp-, ostb2
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Chromosome No.
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9
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Explanation
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EU702407. SDP1/REP1 is downstreamly regulated by DP1 (Yun Jin et al. 2011). a homologue of the maize Tb1 gene. SRA accession number PRJNA595072.
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Trait Class
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Vegetative organ - Culm
Character as QTL - Yield and productivity
Reproductive organ - Spikelet, flower, glume, awn
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Expression
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Sequence/Locus
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cDNA Accession No.
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EU702407
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MSU ID
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LOC_Os09g24480.1
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RAP ID
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Os09g0410500
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Links
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Oryzabase Chromosome View
(
IRGSP 1.0
/
Build5
)
RAP-DB
(
IRGSP 1.0
/
Build5
)
Related IDs List (
IRGSP 1.0
/
Build5
)
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INSD Accession List
(Test version)
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-
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Map
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Locate(cM)
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Link map
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Classical linkage map
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References
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Zhu R., Yang T., Han S., Hu Q., Xie J., Jiang N., Zeng A., Liang J., Qin Y., Liu H., Xia C., Zhang Z., Li J., Sun X., Li Z., Zhang H.
Nat Commun 2026 17(1)
Natural variation in phosphatidylinositol 4-kinase OsPI4Kγ7 and its interaction with OsLIC balance rice yield and latitudinal adaptation.
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Yang T., Ma X., Zhang Q., Li L., Zhu R., Zeng A., Liu W., Liu H., Wang Y., Han S., Khan N.U., Li J., Li Z., Zhang Z., Zhang H.
Plant Biotechnol. J. 2024
Natural variation in the Tn1a promoter regulates tillering in rice.
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Zhang X., Cai Q., Li L., Wang L., Hu Y., Chen X., Zhang D., Persson S., Yuan Z.
Dev. Cell 2024 59(11) 1379-1395.e5
OsMADS6-OsMADS32 and REP1 control palea cellular heterogeneity and morphogenesis in rice.
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Mao X., Zheng X., Chen W., Li C.
Int J Mol Sci 2023 24(16)
Characterization and Gene Mapping of an Open-Glume <i>Oryza sativa</i> L. Mutant.
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Lyu J., Huang L., Zhang S., Zhang Y., He W., Zeng P., Zeng Y., Huang G., Zhang J., Ning M., Bao Y., Zhao S., Fu Q., Wade L.J., Chen H., Wang W., Hu F.
Nat Commun 2020 11(1) 725
Neo-functionalization of a Teosinte branched 1 homologue mediates adaptations of upland rice.
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Jin Y., Luo Q., Tong H., Wang A., Cheng Z., Tang J., Li D., Zhao X., Li X., Wan J., Jiao Y., Chu C., Zhu L.
Dev. Biol. 2011 359(2) 277-88
An AT-hook gene is required for palea formation and floral organ number control in rice.
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Mondragón-Palomino M., Trontin C.
Ann. Bot. 2011 107(9) 1533-44
High time for a roll call: gene duplication and phylogenetic relationships of TCP-like genes in monocots.
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Rita SHARMA, Meenu KAPOOR, Akhilesh K. TYAGI, Sanjay KAPOOR
J Plant Mol Biol Biotechnol 2010 1(1) 24-38
Comparative transcript profiling of TCP family genes provide insight into gene functions and diversification in rice and Arabidopsis
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Yuan,Z., Gao,S., Xue,D.W., Luo,D., Li,L.T., Ding,S.Y., Yao,X., Wilson,Z.A., Qian,Q. and Zhang,D.B.
Plant Physiol. 2009 149(1) 235-244
RETARDED PALEA1 (REP1) Controls Palea Development and Floral Zygomorphy in Rice
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DB Reference
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Gramene ID
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-
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Ontologies
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Gene Ontology
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nucleus( GO:0005634 )
maintenance of floral organ identity( GO:0048497 )
floral organ morphogenesis( GO:0048444 )
floral organ development( GO:0048437 )
positive regulation of cell division( GO:0051781 )
regulation of transcription, DNA-dependent( GO:0006355 )
positive regulation of cell proliferation( GO:0008284 )
positive regulation of cell differentiation( GO:0045597 )
positive regulation of cell cycle( GO:0045787 )
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Trait Ontology
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tiller number( TO:0000346 )
tillering ability( TO:0000329 )
potassium content( TO:0000609 )
flower organ size( TO:0002600 )
grain yield( TO:0000396 )
grain yield per plant( TO:0000449 )
secondary branch number( TO:0000557 )
filled grain number( TO:0000447 )
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Plant Ontology
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stem node( PO:0020141 )
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Related Strains
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Phenotype images
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Last updated
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Aug 13, 2026
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Update info.