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Basic Information
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CGSNL Gene Symbol
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RCN1
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Gene Symbol Synonym
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OsABCG5, ABCG5, LA5, OsLA5, RCN1/OsABCG5, OsRCN1
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CGSNL Gene Name
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REDUCED CULM NUMBER 1
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Gene Name Synonym
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ATP-binding cassette protein subfamily G member 5, ABC transporter superfamily ABCG subgroup member 5, reduced culm number1, reduced culm number 1, LAZY5
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Protein Name
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ABC TRANSPORTER G FAMILY MEMBER 5
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Allele
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la5-D, rcn1, rcn1-1, rcn1-2
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Chromosome No.
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3
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Explanation
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Q8H8V7. Number of panicles is extremely reduced, and plant height is about 50% of that of the original variety, A-5 Akamuro. The character reverts to normal under high temperature. [256] GO:0140359: ABC-type transporter activity. GO:0071456: cellular response to hypoxia. GO:0071470: cellular response to osmotic stress. GO:0071472: cellular response to salt stress. GO:1901002: positive regulation of response to salt stress. GO:2000032: regulation of secondary shoot formation. GO:1902074: response to salt. GO:0060918: auxin transport. GO:2000012: regulation of auxin polar transport. GO:0160073: Casparian strip assembly. GO:2000280: regulation of root development. TO:0020095: stomatal process related trait. GO:0090333: regulation of stomatal closure.
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Trait Class
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Biochemical character
Vegetative organ - Leaf
Vegetative organ - Culm
Vegetative organ - Root
Tolerance and resistance - Stress tolerance
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Expression
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Sequence/Locus
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cDNA Accession No.
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AK072135
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MSU ID
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LOC_Os03g17350.1
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RAP ID
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Os03g0281900
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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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Wang W., Sang D., Li P., Gui S., Liang Y., Song Y., Zhang H., Cao J., Wang Z., Meng X., Xue H., Li J., Wang Y.
Plant Biotechnol. J. 2025 23(10) 4568-4579
LAZY5 acts in an LAZY1-independent pathway to regulate rice tiller angle.
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Liu J., Shen L., Guo L., Zhang G., Gao Z., Zhu L., Hu J., Dong G., Ren D., Zhang Q., Li Q., Zeng D., Yan C., Qian Q.
Rice (N Y) 2023 16(1) 47
OsSTS, a Novel Allele of Mitogen-Activated Protein Kinase Kinase 4 (OsMKK4), Controls grain size and salt tolerance in Rice.
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Yu N., Liang Y., Wang Q., Peng X., He Z., Hou X.
Sci Rep 2022 12(1) 6736
Transcriptomic analysis of OsRUS1 overexpression rice lines with rapid and dynamic leaf rolling morphology.
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Bang S.W., Lee D.K., Jung H., Chung P.J., Kim Y.S., Choi Y.D., Suh J.W., Kim J.K.
Plant Biotechnol. J. 2018
Overexpression of OsTF1L, a rice HD-Zip transcription factor, promotes lignin biosynthesis and stomatal closure that improves drought tolerance.
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Matsuda S., Takano S., Sato M., Furukawa K., Nagasawa H., Yoshikawa S., Kasuga J., Tokuji Y., Yazaki K., Nakazono M., Takamure I., Kato K.
Mol Plant 2015
Rice stomatal closure requires guard cell plasma membrane ATP-binding cassette transporter RCN1/OsABCG5.
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Shiono K., Ando M., Nishiuchi S., Takahashi H., Watanabe K., Nakamura M., Matsuo Y., Yasuno N., Yamanouchi U., Fujimoto M., Takanashi H., Ranathunge K., Franke R.B., Shitan N., Nishizawa N.K., Takamure I., Yano M., Tsutsumi N., Schreiber L., Yazaki K., Nakazono M., Kato K.
Plant J. 2014 80(1) 40-51
RCN1/OsABCG5, an ATP-binding cassette (ABC) transporter, is required for hypodermal suberization of roots in rice (Oryza sativa).
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Shinozuka H., Cogan N.O., Spangenberg G.C., Forster J.W.
Int J Plant Genomics 2011 2011 291563
Comparative Genomics in Perennial Ryegrass (Lolium perenne L.): Identification and Characterisation of an Orthologue for the Rice Plant Architecture-Controlling Gene OsABCG5.
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Yasuno N., Takamure I., Shin-Ichiro Kidou, Tokuji Y., An-Na Ureshi, Funabiki A., Ashikaga K., Yamanouchi U., Yano M., Kato K.
New Phytol. 2009 182(1) 91-101
Rice shoot branching requires an ATP-binding cassette subfamily G protein.
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Paul J Verrier, Bird D., Burla B., Dassa E., Forestier C., Geisler M., Klein M., Kolukisaoglu U., Lee Y., Martinoia E., Murphy A., Philip A Rea, Samuels L., Schulz B., Edgar J Spalding, Yazaki K., Frederica L Theodoulou
Trends Plant Sci. 2008 13(4) 151-9
Plant ABC proteins--a unified nomenclature and updated inventory.
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Yasuno N,Yasui Y,Takamure I,Kato K
J. Hered. 2007 98 169-72
Genetic interaction between 2 tillering genes, reduced culm number 1 (rcn1) and tillering dwarf gene d3, in rice.
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Takamure, I. and T. Kinoshita
Breeding Science 1994 44(Suppl. 1) 214
Determination of loci for two reduced culm number mutants and a malformed spikelet in rice.
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Takamure, I.
Mem. Fac. Agr. Hokkaido Univ. 1994 19(2) 151-202.
Genetic studies on several mutants related to morphological and physiological characters in rice.
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Maekawa, M., I. Takamure and T. Kinoshita
Rice Genetics. II. IRRI, Manila, Philippines. 1991 111-120.
Gene mapping of some morphological traits and chlorophyll deficiency in rice.
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Takamure, I. and T. Kinoshita
Japan. J. Breed. 1985 35(1) 17-24.
Inheritance and expression of reduced culm number character in rice. Genetical studies on rice plant, LXXXIX.
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Kinoshita, T.
In Biology of Rice. S. Tsunoda and N. Takahashi eds. JSSP/Elsevier, Tokyo. 1984 187-274.
Gene analysis and linkage map.
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DB Reference
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Gramene ID
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GR:0060726
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Ontologies
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Gene Ontology
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ATP binding( GO:0005524 )
ATPase activity( GO:0016887 )
response to abscisic acid stimulus( GO:0009737 )
response to auxin stimulus( GO:0009733 )
response to gibberellin stimulus( GO:0009739 )
response to heat( GO:0009408 )
response to jasmonic acid stimulus( GO:0009753 )
response to salicylic acid stimulus( GO:0009751 )
sodium ion homeostasis( GO:0055078 )
suberin biosynthetic process( GO:0010345 )
transmembrane transport( GO:0055085 )
potassium ion homeostasis( GO:0055075 )
ATPase activity, coupled to transmembrane movement of substances( GO:0042626 )
suberin network( GO:0048225 )
plasma membrane( GO:0005886 )
membrane( GO:0016020 )
Casparian strip( GO:0048226 )
negative gravitropism( GO:0009959 )
auxin polar transport( GO:0009926 )
secondary cell wall biogenesis( GO:0009834 )
response to hypoxia( GO:0001666 )
response to anoxia( GO:0034059 )
root development( GO:0048364 )
response to oxygen levels( GO:0070482 )
stomatal movement( GO:0010118 )
response to water deprivation( GO:0009414 )
water homeostasis( GO:0030104 )
secondary shoot formation( GO:0010223 )
multicellular organismal development( GO:0007275 )
response to temperature stimulus( GO:0009266 )
unidimensional cell growth( GO:0009826 )
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Trait Ontology
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tiller angle( TO:0000567 )
tiller number( TO:0000346 )
gravity response trait( TO:0002693 )
temperature response trait( TO:0000432 )
stem length( TO:0000576 )
root length( TO:0000227 )
root development trait( TO:0000656 )
oxygen sensitivity( TO:0000015 )
plant height( TO:0000207 )
panicle number( TO:0000152 )
stomatal closure rate( TO:0000520 )
abscisic acid sensitivity( TO:0000615 )
drought tolerance( TO:0000276 )
abscisic acid content( TO:0002667 )
relative water content( TO:0000136 )
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Plant Ontology
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stem( PO:0009047 )
vascular leaf primordium( PO:0000017 )
leaf lamina vascular system( PO:0000048 )
leaf epidermis( PO:0006016 )
stele( PO:0025197 )
pericycle( PO:0006203 )
shoot-borne root primordium( PO:0025480 )
mestome sheath( PO:0006025 )
guard cell( PO:0000293 )
root endodermis( PO:0005059 )
hypodermis( PO:0005051 )
root( PO:0009005 )
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Related Strains
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Phenotype images
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Last updated
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Jan 15, 2026
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Update info.