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Detail of Gene

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Basic Information
CGSNL Gene Symbol EXPA4
Gene Symbol Synonym OsEXP4 (Os-EXP4), OsEXPA4, OsEXP4, Os-EXP4, OsaEXPa1.22
Gene Name Synonym Rice expansin-4, Expansin-A4, Alpha-expansin-4
Chromosome No. 5
Explanation This gene controls the expansin which is a protein catalyzing long-term extension of isolated cell walls. A2Y5R6(indica), Q0DHB7(japonica). U85246(cDNA), AF394545(Genomic).
Trait Class Biochemical character
Vegetative organ - Root
Tolerance and resistance - Stress tolerance
cDNA Accession No. AK100179
MSU ID LOC_Os05g39990.1
RAP ID Os05g0477600
Links Oryzabase Chromosome View ( IRGSP 1.0 / Build5 )
RAP-DB ( IRGSP 1.0 / Build5 )
Related IDs List ( IRGSP 1.0 / Build5 )
INSD Accession List
(Test version)
Link to INSD Accession List
Link map Classical linkage map
Xiong D., Wang R., Wang Y., Li Y., Sun G., Yao S.
Plant Biotechnol. J. 2023   
SLG2 specifically regulates grain width through WOX11-mediated cell expansion control in rice.
Zhang Y., Gan L., Zhang Y., Huang B., Wan B., Li J., Tong L., Zhou X., Wei Z., Li Y., Song Z., Zhang X., Cai D., He Y.
Plant J. 2023   
OsCBL5-CIPK1-pp23 module enhances rice grain size and weight through the gibberellin pathway.
Ge L., Guo H., Li X., Tang M., Guo C., Bao H., Huang L., Yi Y., Cui Y., Chen L.
Front Plant Sci 2022  13  863233
OsSIDP301, a Member of the DUF1644 Family, Negatively Regulates Salt Stress and grain size in Rice.
Guo F., Zhang P., Wu Y., Lian G., Yang Z., Liu W., Buerte B., Zhou C., Zhang W., Li D., Han N., Tong Z., Zhu M., Xu L., Chen M., Bian H.
Front Plant Sci 2022  13  887980
Rice LEAFY COTYLEDON1 Hinders Embryo Greening During the Seed Development.
Jang S., Cho J.Y., Do G.R., Kang Y., Li H.Y., Song J., Kim H.Y., Kim B.G., Hsing Y.I.
Int J Mol Sci 2021  22(15) 
Modulation of Rice leaf angle and grain Expressing <i>OsBCL1</i> and <i>OsBCL2</i> under the Control of <i>OsBUL1</i> Promoter.
Huang Y., Zhou J., Li Y., Quan R., Wang J., Huang R., Qin H.
Int J Mol Sci 2021  22(19) 
Salt Stress Promotes Abscisic Acid Accumulation to Affect Cell Proliferation and Expansion of Primary Roots in Rice.
Mo W., Tang W., Du Y., Jing Y., Bu Q., Lin R.
Plant Physiol. 2020   
PHYTOCHROME-INTERACTING FACTOR-LIKE14 and SLENDER RICE1 interaction controls seedling growth under salt stress.
Seo H., Kim S.H., Lee B.D., Lim J.H., Lee S.J., An G., Paek N.C.
Int J Mol Sci 2020  21(6) 
The Rice <i>Basic Helix-Loop-Helix 79</i> (<i>OsbHLH079</i>) Determines leaf angle and Grain Shape.
Xiong Q., Ma B., Lu X., Huang Y.H., He S.J., Yang C., Yin C.C., Zhao H., Zhou Y., Zhang W.K., Wang W.S., Li Z.K., Chen S.Y., Zhang J.S.
Plant Cell 2017  29(5)  1053-1072
Ethylene-Inhibited Jasmonic Acid Biosynthesis Promotes Mesocotyl/Coleoptile Elongation of Etiolated Rice Seedlings.
Jang S., Li H.Y.
Front Plant Sci 2017  8  1253
Oryza sativa BRASSINOSTEROID UPREGULATED1 LIKE1 Induces the Expression of a Gene Encoding a Small Leucine-Rich-Repeat Protein to Positively Regulate Lamina Inclination and grain Rice.
Burman N., Bhatnagar A., Khurana J.P.
Plant Physiol. 2017   
OsbZIP48, a HY5 transcription factor ortholog, exerts pleiotropic effects in light-regulated development.
Schmidt R., Schippers J.H., Mieulet D., Obata T., Fernie A.R., Guiderdoni E., Mueller-Roeber B.
Plant J. 2013  76(2)  258-73
MULTIPASS, a rice R2R3-type MYB transcription factor, regulates adaptive growth by integrating multiple hormonal pathways.
Todaka D., Nakashima K., Maruyama K., Kidokoro S., Osakabe Y., Ito Y., Matsukura S., Fujita Y., Yoshiwara K., Ohme-Takagi M., Kojima M., Sakakibara H., Shinozaki K., Yamaguchi-Shinozaki K.
Proc. Natl. Acad. Sci. U.S.A. 2012  109(39)  15947-52
Rice phytochrome-interacting factor-like protein OsPIL1 functions as a key regulator of internode elongation and induces a morphological response to drought stress.
Magneschi L,Kudahettige RL,Alpi A,Perata P
J. Plant Physiol. 2009  166  1576-80
Expansin gene expression and anoxic coleoptile elongation in rice cultivars.
Koh S,Lee SC,Kim MK,Koh JH,Lee S,An G,Choe S,Kim SR
Plant Mol. Biol. 2007  65  453-66
T-DNA tagged knockout mutation of rice OsGSK1, an orthologue of Arabidopsis BIN2, with enhanced tolerance to various abiotic stresses.
Jun-Hye Shin, Dong-Hoon Jeong, Min Chul Park, An G.
Mol. Cells 2005  20(2)  210-8
Characterization and transcriptional expression of the alpha-expansin gene family in rice.
Kende H., Bradford K., Brummell D., Hyung-Taeg Cho, Cosgrove D., Fleming A., Gehring C., Lee Y., Simon McQueen-Mason, Rose J., Laurentius A C J Voesenek
Plant Mol. Biol. 2004  55(3)  311-4
Nomenclature for members of the expansin superfamily of genes and proteins.
Lee,Y. and Kende,H.
Plant Physiol. 2002  130(3)  1396-1405
Expression of alpha-Expansin and Expansin-Like Genes in Deepwater Rice.
Lee,Y., Choi,D. and Kende,H.
Curr. Opin. Plant Biol. 2001  4(6)  527-532
Expansins: ever-expanding numbers and functions.
Cho, H.T. and H. Kende
Plant J. 1998  15(6)  805-812
Tissue localization of expansins in deepwater rice.
Cho,H.T. and Kende,H.
Plant Cell 1997  9(9)  1661-1671
Expression of expansin genes is correlated with growth in deepwater rice.
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DB Reference
Gramene ID -
Gene Ontology regulation of cell growth( GO:0001558 )
root development( GO:0048364 )
response to abscisic acid stimulus( GO:0009737 )
extrinsic to membrane( GO:0019898 )
extracellular region( GO:0005576 )
cell wall( GO:0005618 )
plant-type cell wall organization( GO:0009664 )
cell wall organization( GO:0007047 )
growth factor activity( GO:0008083 )
Trait Ontology abscisic acid sensitivity( TO:0000615 )
root length( TO:0000227 )
root thickness( TO:0000306 )
root development trait( TO:0000656 )
Plant Ontology root( PO:0009005 )
root development stage( PO:0007520 )
Related Strains
Phenotype images
Last updated
Nov 6, 2023