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Basic Information
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CGSNL Gene Symbol
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SMG2
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Gene Symbol Synonym
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YDA1, OsMKKK10, MKKK10, SMG2/OsMKKK10, OsSMG2, OsMAPKKK10, MAPKKK10
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CGSNL Gene Name
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SMALL GRAIN 2
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Gene Name Synonym
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YODA 1, OsYODA-2, YODA-2, MAPK kinase kinase 10, small grain 2
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Protein Name
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MAPK KINASE KINASE 10
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Allele
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smg2-1, osmkkk10
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Chromosome No.
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4
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Explanation
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a MAPKK gene involved in the regulation of
stomatal development. a homolog of A. thaliana YODA. TO:0000970: panicle density. TO:0000847: panicle inflorescence morphology trait. TO:0000975: grain width.
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Trait Class
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Seed - Morphological traits - Grain shape
Reproductive organ - Panicle, Mode of branching
Character as QTL - Yield and productivity
Reproductive organ - Spikelet, flower, glume, awn
Biochemical character
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Expression
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Sequence/Locus
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cDNA Accession No.
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AK065413
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MSU ID
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LOC_Os04g47240.1
LOC_Os04g47240.2
LOC_Os04g47240.3
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RAP ID
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Os04g0559800
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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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Guo T., Si F., Lu F., Yang L., Chen K., Wang X., Li G., Lu Z.Q., Lin H.X.
Plant Commun 2025 6(3) 101204
Competitive binding of small antagonistic peptides to the OsER1 receptor optimizes rice panicle architecture.
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Guo T., Lu Z.Q., Xiong Y., Shan J.X., Ye W.W., Dong N.Q., Kan Y., Yang Y.B., Zhao H.Y., Yu H.X., Guo S.Q., Lei J.J., Liao B., Chai J., Lin H.X.
Nat Commun 2023 14(1) 1640
Optimization of rice panicle architecture by specifically suppressing ligand-receptor pairs.
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Chen J., Wang L., Yuan M.
Int J Mol Sci 2021 22(4)
Update on the Roles of Rice MAPK Cascades.
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Guo T., Lu Z.Q., Shan J.X., Ye W.W., Dong N.Q., Lin H.X.
Plant Cell 2020 32(9) 2763-2779
<i>ERECTA1</i> Acts Upstream of the OsMKKK10-OsMKK4-OsMPK6 Cascade to Control spikelet number by Regulating Cytokinin Metabolism in Rice.
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Xu R., Duan P., Yu H., Zhou Z., Zhang B., Wang R., Li J., Zhang G., Zhuang S., Lyu J., Li N., Chai T., Tian Z., Yao S., Li Y.
Mol Plant 2018 11(6) 860-873
Control of grain size.and Weight by the OsMKKK10-OsMKK4-OsMAPK6 Signaling Pathway in Rice.
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Guo T., Chen K., Dong N.Q., Shi C.L., Ye W.W., Gao J.P., Shan J.X., Lin H.X.
Plant Cell 2018 30(4) 871-888
<i>GRAIN SIZE.AND NUMBER1</i> Negatively Regulates the OsMKKK10-OsMKK4-OsMPK6 Cascade to Coordinate the Trade-off between grain number per Panicle and GRAIN SIZE.in Rice.
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Wang C., Wang G., Zhang C., Zhu P., Dai H., Yu N., He Z., Xu L., Wang E.
Mol Plant 2017 10(4) 619-633
OsCERK1-Mediated Chitin Perception and Immune Signaling Requires Receptor-like Cytoplasmic Kinase 185 to Activate an MAPK Cascade in Rice.
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Zhang H., Niu X., Liu J., Xiao F., Cao S., Liu Y.
PLoS ONE 2013 8(7) e69046
RNAi-Directed Downregulation of Vacuolar H(+) -ATPase Subunit A Results in Enhanced Stomatal Aperture and Density 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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protein kinase activity( GO:0004672 )
ATP binding( GO:0005524 )
embryonic development ending in seed dormancy( GO:0009793 )
stomatal complex morphogenesis( GO:0010103 )
inflorescence development( GO:0010229 )
regulation of cell proliferation( GO:0042127 )
regulation of cytokinin mediated signaling( GO:0080036 )
brassinosteroid mediated signaling( GO:0009742 )
response to brassinosteroid stimulus( GO:0009741 )
regulation of cell differentiation( GO:0045595 )
cytokinin metabolic process( GO:0009690 )
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Trait Ontology
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grain size( TO:0000397 )
filled grain number( TO:0000447 )
inflorescence development trait( TO:0000621 )
grain weight( TO:0000590 )
grain length( TO:0000734 )
panicle length( TO:0000040 )
cytokinin content( TO:0002660 )
brassinosteroid sensitivity( TO:0002677 )
spikelet number( TO:0000456 )
grain number( TO:0002759 )
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Plant Ontology
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inflorescence development stage( PO:0001083 )
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Related Strains
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-
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Phenotype images
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-
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Last updated
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Jun 3, 2025
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Update info.