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Basic Information
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CGSNL Gene Symbol
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LRA1
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Gene Symbol Synonym
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OsPIN2, PIN2, OsLRA1, WAR1, OsWAR1
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CGSNL Gene Name
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LARGE ROOT ANGLE1
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Gene Name Synonym
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PIN-FORMED 2, large root angle 1, AUXIN EFFLUX CARRIER COMPONENT 2-LIKE, wavy root 1
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Protein Name
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PIN PROTEIN 2
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Allele
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lra1, war1, war1-cr#1, war1-cr#2, war1-cr#3, , war1-1, war1-2
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Chromosome No.
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6
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Explanation
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BR000831, AP005769, Q651V6. gi:52077371. auxin efflux carrier. target of Osa-miR156. GO:1901698: response to nitrogen compound. GO:2000012: regulation of auxin polar transport.GO:200028: regulation of root development. GO:2000377: regulation of reactive oxygen species metabolic process. TO:0020096: mineral and ion transport trait.
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Trait Class
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Biochemical character
Vegetative organ - Root
Tolerance and resistance - Stress tolerance
Character as QTL - Yield and productivity
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Expression
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Sequence/Locus
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cDNA Accession No.
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AK101191
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MSU ID
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LOC_Os06g44970.1
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RAP ID
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Os06g0660200
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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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Hou Y.H., Kuo C.Y., Lai T.Y.E., Xiao M.H., Ho S.L.
Sci Rep 2025 15(1) 26430
Transcriptional corepressor OsTPR1 regulates tillering and lateral root development in rice.
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Li Y., Ren M., Wu Y., Wang L., Zhao K., Gao H., Li M., Liu Y., Zhu J., Xu J., Mo X., Wu Z., Lu C., Zheng S., Mao C.
Nat Commun 2025 16(1) 15
A root system architecture regulator modulates OsPIN2 polar localization in rice.
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Hao B., Zhang R., Zhang C., Wen N., Xia Y., Zhao Y., Li Q., Qiao L., Li W.
Plants (Basel) 2024 13(4)
Characterization of <i>OsPIN2</i> Mutants Reveal Novel Roles for Reactive Oxygen Species in Modulating Not Only Root Gravitropism but Also Hypoxia Tolerance in Rice Seedlings.
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Zhang Q., Xie J., Zhu X., Ma X., Yang T., Khan N.U., Zhang S., Liu M., Li L., Liang Y., Pan Y., Li D., Li J., Li Z., Zhang H., Zhang Z.
Plant Biotechnol. J. 2023 21(5) 1044-1057
Natural variation in tiller number 1 affects its interaction with TIF1 to regulate tillering in rice.
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Lv Y., Zhang X., Hu Y., Liu S., Yin Y., Wang X.
Front Plant Sci 2023 14 1162828
BOS1 is a basic helix-loop-helix transcription factor involved in regulating panicle development in rice.
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Xu K., Lou Q., Wang D., Li T., Chen S., Li T., Luo L., Chen L.
BMC Plant Biol. 2023 23(1) 319
Overexpression of a novel small auxin-up RNA gene, OsSAUR11, enhances rice deep rootedness.
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Wang S., Han S., Zhou X., Zhao C., Guo L., Zhang J., Liu F., Huo Q., Zhao W., Guo Z., Chen X.
Plant Cell 2023 35(6) 2391-2412
Phosphorylation and ubiquitination of OsWRKY31 are integral to OsMKK10-2-mediated defense responses in rice.
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Li W., Zhang M., Qiao L., Yunbo ChenDapeng Zhang, Jing X., Gan P., Huang Y., Gao J., Liu W., Shi C., Cui H., Li H., Chen K.
The Crop Journal 2022 10 980-992
Characterization of wavy root 1, an agravitropism allele, reveals the functions of OsPIN2 in fine regulation of auxin transport and distribution and in ABA biosynthesis and response in rice (Oryza sativa L.)
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Swetha C., Narjala A., Pandit A., Tirumalai V., Shivaprasad P.V.
BMC Genomics 2022 23(1) 53
Degradome comparison between wild and cultivated rice identifies differential targeting by miRNAs.
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Song M., Fan X., Chen J., Qu H., Luo L., Xu G.
Plant Physiol. 2020
OsNAR2.1 interaction with OsNIT1 and OsNIT2 functions in root-growth responses to nitrate and ammonium.
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Zhang Y., Du H., Gui Y., Xu F., Liu J., Zhang J., Xu W.
J. Exp. Bot. 2020 71(9) 2740-2751
Moderate water stress in rice induces rhizosheath formation associated with abscisic acid and auxin responses.
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Malik N., Ranjan R., Parida S.K., Agarwal P., Tyagi A.K.
Plant J. 2020 101(6) 1411-1429
Mediator subunit OsMED14_1 plays an important role in rice development.
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Pan J., Li Z., Wang Q., Yang L., Yao F., Liu W.
Plant Sci. 2020 290 110318
An S-domain receptor-like kinase, OsESG1, regulates early crown root development and drought resistance in rice.
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Guo T., Chen K., Dong N.Q., Ye W.W., Shan J.X., Lin H.X.
J Integr Plant Biol 2019
Tillering and small grain 1 dominates the tryptophan aminotransferase family required for local auxin biosynthesis in rice.
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Lee H.Y., Chen Z., Zhang C., Yoon G.M.
J. Exp. Bot. 2019 70(6) 1927-1940
Editing of the OsACS locus alters phosphate deficiency-induced adaptive responses in rice seedlings.
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Naz M., Luo B., Guo X., Li B., Chen J., Fan X.
Genes (Basel) 2019 10(4)
Overexpression of Nitrate Transporter <i>OsNRT2.1</i> Enhances Nitrate-Dependent Root Elongation.
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Shao Y., Zhou H.Z., Wu Y., Zhang H., Lin J., Jiang X., He Q., Zhu J., Li Y., Yu H., Mao C.
Plant Cell 2019 31(6) 1257-1275
OsSPL3, an SBP-Domain Protein, Regulates crown root Development in Rice.
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Zhao Y.F., Peng T., Sun H.Z., Teotia S., Wen H.L., Du Y.X., Zhang J., Li J.Z., Tang G.L., Xue H.W., Zhao Q.Z.
Plant Biotechnol. J. 2019 17(4) 712-723
miR1432-OsACOT (Acyl-CoA thioesterase) module determines grain yield via enhancing grain filling rate in rice.
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Wang L., Guo M., Li Y., Ruan W., Mo X., Wu Z., Sturrock C.J., Yu H., Lu C., Peng J., Mao C.
J. Exp. Bot. 2018 69(3) 385-397
LARGE ROOT ANGLE1, encoding OsPIN2, is involved in root system architecture in rice.
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Wang Y., Zhang T., Wang R., Zhao Y.
J. Exp. Bot. 2018 69(2) 255-263
Recent advances in auxin research in rice and their implications for crop improvement.
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Ma Y., Yang C., He Y., Tian Z., Li J.
J. Exp. Bot. 2017 68(17) 4885-4898
Rice OVATE family protein 6 regulates plant development and confers resistance to drought and cold stresses.
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Wang T., Li C., Wu Z., Jia Y., Wang H., Sun S., Mao C., Wang X.
Front Plant Sci 2017 8 1121
Abscisic Acid Regulates Auxin Homeostasis in Rice Root Tips to Promote root hair Elongation.
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Xu Y.X., Xiao M.Z., Liu Y., Fu J.L., He Y., Jiang D.A.
Plant Mol. Biol. 2017
The small auxin-up RNA OsSAUR45 affects auxin synthesis and transport in rice.
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Farquharson K.L.
Plant Cell 2015 27(10) 2675
VILLIN2 Emerges as a Master Builder in Rice.
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Wu S., Xie Y., Zhang J., Ren Y., Zhang X., Wang J., Guo X., Wu F., Sheng P., Wang J., Wu C., Wang H., Huang S., Wan J.
Plant Cell 2015 27(10) 2829-45
VLN2 Regulates Plant Architecture by Affecting Microfilament Dynamics and Polar Auxin Transport in Rice.
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Xu J., Zha M., Li Y., Ding Y., Chen L., Ding C., Wang S.
Plant Cell Rep. 2015 34(9) 1647-62
The interaction between nitrogen availability and auxin, cytokinin, and strigolactone in the control of shoot branching in rice (Oryza sativa L.).
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Li G., Liang W., Zhang X., Ren H., Hu J., Bennett M.J., Zhang D.
Proc. Natl. Acad. Sci. U.S.A. 2014 111(28) 10377-82
Rice actin-binding protein RMD is a key link in the auxin-actin regulatory loop that controls cell growth.
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Zou Y., Liu X., Wang Q., Chen Y., Liu C., Qiu Y., Zhang W.
Biochim. Biophys. Acta 2014 1840(6) 1676-1685
OsRPK1, a novel leucine-rich repeat receptor-like kinase, negatively regulates polar auxin transport and root development in rice.
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Ikeda M., Miura K., Aya K., Kitano H., Matsuoka M.
Curr. Opin. Plant Biol. 2013 16(2) 213-20
Genes offering the potential for designing yield-related traits in rice.
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Chen Y., Fan X., Song W., Zhang Y., Xu G.
Plant Biotechnol. J. 2012 10(2) 139-49
Over-expression of OsPIN2 leads to increased tiller numbers, angle and shorter plant height through suppression of OsLazy1.
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Zhang Q., Li J., Zhang W., Yan S., Wang R., Zhao J., Li Y., Qi Z., Sun Z., Zhu Z.
Plant J. 2012 72(5) 805-16
The putative auxin efflux carrier OsPIN3t is involved in the drought stress response and drought tolerance.
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Miyashita Y., Takasugi T., Ito Y.
Plant Science 2010 178 424-428
Identification and expression analysis of PIN genes in rice
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ChenJia Shen, YouHuang Bai, SuiKang Wang, SaiNa Zhang, YunRong Wu, Chen M., DeAn Jiang, YanHua Qi
FEBS J. 2010 277(14) 2954-69
Expression profile of PIN, AUX/LAX and PGP auxin transporter gene families in Sorghum bicolor under phytohormone and abiotic stress.
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Liu S., Wang J., Wang L., Wang X., Xue Y., WU P., Shou H.
Cell Res. 2009 19(9) 1110-9
Adventitious root formation in rice requires OsGNOM1 and is mediated by the OsPINs family.
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Wang JR,Hu H,Wang GH,Li J,Chen JY,Wu P
Mol Plant 2009 2(4) 823-31
Expression of PIN genes in rice (Oryza sativa L.): tissue specificity and regulation by hormones.
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Carraro N., Forestan C., Canova S., Traas J., Varotto S.
Plant Physiol. 2006 142(1) 254-64
ZmPIN1a and ZmPIN1b encode two novel putative candidates for polar auxin transport and plant architecture determination of maize.
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Ivan A Paponov, William D Teale, Trebar M., Blilou I., Palme K.
Trends Plant Sci. 2005 10(4) 170-7
The PIN auxin efflux facilitators: evolutionary and functional perspectives.
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Xu M, Zhu L, Shou H, Wu P.
Plant Cell Physiol. 2005 46(10) 1674-81
A PIN1 family gene, OsPIN1, involved in auxin-dependent adventitious root emergence and tillering in rice.
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MORITA Y., KYOZUKA J.
RGN 2004 21 87-88
Identification of rice PIN homologs
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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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regulation of abscisic acid mediated signaling( GO:0009787 )
response to oxidative stress( GO:0006979 )
response to hypoxia( GO:0001666 )
response to water deprivation( GO:0009414 )
positive gravitropism( GO:0009958 )
amyloplast organization( GO:0009660 )
membrane( GO:0016020 )
root development( GO:0048364 )
regulation of seed germination( GO:0010029 )
detection of gravity( GO:0009590 )
regulation of abscisic acid biosynthetic process( GO:0010115 )
response to water( GO:0009415 )
plasma membrane( GO:0005886 )
auxin mediated signaling pathway( GO:0009734 )
integral to membrane( GO:0016021 )
transmembrane transport( GO:0055085 )
response to hormone stimulus( GO:0009725 )
response to auxin stimulus( GO:0009733 )
response to abscisic acid stimulus( GO:0009737 )
response to gravity( GO:0009629 )
auxin polar transport( GO:0009926 )
response to starvation( GO:0042594 )
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Trait Ontology
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panicle number( TO:0000152 )
tiller number( TO:0000346 )
nitrogen sensitivity( TO:0000011 )
auxin sensitivity( TO:0000163 )
plant growth hormone sensitivity( TO:0000401 )
tiller angle( TO:0000567 )
abscisic acid sensitivity( TO:0000615 )
root anatomy and morphology trait( TO:0000043 )
gravity response trait( TO:0002693 )
water stress trait( TO:0000237 )
auxin content( TO:0002672 )
root development trait( TO:0000656 )
abscisic acid content( TO:0002667 )
drought tolerance( TO:0000276 )
leaf rolling tolerance( TO:0002662 )
relative water content( TO:0000136 )
oxygen sensitivity( TO:0000015 )
hydrogen peroxide content( TO:0000605 )
oxidative stress( TO:0002657 )
relative root length( TO:0000516 )
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Plant Ontology
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epidermal cell( PO:0004013 )
root( PO:0009005 )
stem base( PO:0008039 )
lateral root primordium( PO:0000016 )
lateral root elongation zone( PO:0025256 )
root development stage( PO:0007520 )
root tip( PO:0000025 )
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Related Strains
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Phenotype images
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Last updated
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Nov 20, 2025
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Update info.