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Basic Information
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CGSNL Gene Symbol
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BUI1
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Gene Symbol Synonym
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BUI1, FH5, FH5/BUI1, RMD, OsRMD, OsFH5, FH5/RMD
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CGSNL Gene Name
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BENT UPPERMOST INTERNODE 1
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Gene Name Synonym
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BENT UPPERMOST INTERNODE1, class II formin FH5, Rice Morphology Determinant, formin homology 5, Type II Formin FH5, forming family protein 5, FH2 protein 5, FH2 domain protein 5, rice morphology determinant1-1
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Protein Name
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Allele
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bui1, rmd, rmd-1, rmd-2, osfh5, rmd1-1, Osrmd
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Chromosome No.
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7
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Explanation
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Q84ZL0, AF234296, HQ123580. actin-organizing protein. GO:0060918: auxin transport. Extensin family protein. TO: Indole-3-acetic acid content. GO:0070998: sensory perception of gravity. GO:1905832: positive regulation of spindle assembly.
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Trait Class
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Vegetative organ - Root
Reproductive organ - Pollination, fertilization, fertility - Meiosis
Vegetative organ - Culm
Seed - Morphological traits - Grain shape
Reproductive organ - Pollination, fertilization, fertility - Male sterility
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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AK120222
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MSU ID
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LOC_Os07g40510.1
LOC_Os07g40520.1
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RAP ID
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Os07g0596300
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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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Zheng H., Zhao Z., Zhu S., Ren Y., Shen J., Xun Z., Yu X., Wang C., Yao B., Cheng S., Hu Y., Zhang S., Wang Q., Lu J., Xie Z., Lei D., Jian A., Chen M., Chen K., Liu S., Liu X., Tian Y., Jiang L., Cheng Z., Lei C., Lin Q., Guo X., Wang X., Wu C., Wang H., Huang S., Wan J.
Plant Commun 2025 6(8) 101417
OsBRK1-mediated phosphorylation of OsPFN2 regulates meiotic spindle-actin assembly and rice fertility.
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Chang S., Huang G., Wang D., Zhu W., Shi J., Yang L., Liang W., Xie Q., Zhang D.
Rice (N Y) 2022 15(1) 6
Rice SIAH E3 Ligases Interact with RMD Formin and Affect Plant Morphology.
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Chang S., Ren Z., Liu C., Du P., Li J., Liu Z., Zhang F., Hou H., Shi J., Liang W., Yang L., Ren H., Zhang D.
Int J Mol Sci 2021 22(24)
<i>OsFH3</i> Encodes a Type II Formin Required for Rice Morphogenesis.
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Song Y., Li G., Nowak J., Zhang X., Xu D., Yang X., Huang G., Liang W., Yang L., Wang C., Bulone V., Nikoloski Z., Hu J., Persson S., Zhang D.
Plant Physiol. 2019 181(2) 630-644
The Rice actin-binding protein RMD Regulates Light-Dependent Shoot Gravitropism.
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Fan C., Li Y., Hu Z., Hu H., Wang G., Li A., Wang Y., Tu Y., Xia T., Peng L., Feng S.
Plant Biotechnol. J. 2017
Ectopic expression of a novel OsExtensin-like gene consistently enhances plant lodging resistance by regulating cell elongation and cell wall thickening in rice.
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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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Zhang Z,Zhang Y,Tan H,Wang Y,Li G,Liang W,Yuan Z,Hu J,Ren H,Zhang D
Plant Cell 2011 23(2) 681-700
RICE MORPHOLOGY DETERMINANT Encodes the Type II Formin FH5 and Regulates Rice Morphogenesis.
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Yang W,Ren S,Zhang X,Gao M,Ye S,Qi Y,Zheng Y,Wang J,Zeng L,Li Q,Huang S,He Z
Plant Cell 2011 23(2) 661-80
BENT UPPERMOST INTERNODE1 Encodes the Class II Formin FH5 Crucial for Actin Organization and Rice Development.
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Fatima Cvrcková, Marian Novotný, Denisa Pícková, Viktor Zárský
BMC Genomics 2004 5(1) 44
Formin homology 2 domains occur in multiple contexts in angiosperms.
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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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spindle assembly involved in male meiosis( GO:0007053 )
plasma membrane( GO:0005886 )
cytoplasm( GO:0005737 )
actin binding( GO:0003779 )
phosphoprotein phosphatase activity( GO:0004721 )
actin cytoskeleton organization( GO:0030036 )
regulation of vesicle-mediated transport( GO:0060627 )
regulation of cell growth( GO:0001558 )
response to auxin stimulus( GO:0009733 )
cell morphogenesis( GO:0000902 )
chloroplast( GO:0009507 )
unidimensional cell growth( GO:0009826 )
actin filament polymerization( GO:0030041 )
actin filament bundle formation( GO:0051017 )
barbed-end actin filament capping( GO:0051016 )
microtubule binding( GO:0008017 )
microtubule bundle formation( GO:0001578 )
regulation of actin nucleation( GO:0051125 )
microtubule cytoskeleton organization( GO:0000226 )
chloroplast envelope( GO:0009941 )
response to light stimulus( GO:0009416 )
circadian regulation of gene expression( GO:0032922 )
negative gravitropism( GO:0009959 )
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Trait Ontology
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auxin sensitivity( TO:0000163 )
auxin content( TO:0002672 )
inflorescence shape( TO:0000268 )
seed shape( TO:0000484 )
panicle shape( TO:0000262 )
shoot habit( TO:0002756 )
light sensitivity( TO:0000075 )
seed size( TO:0000391 )
seed length( TO:0000146 )
primary branch number( TO:0000547 )
plant height( TO:0000207 )
root shape( TO:0002710 )
root anatomy and morphology trait( TO:0000043 )
gravity response trait( TO:0002693 )
pollen fertility( TO:0000421 )
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Plant Ontology
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leaf( PO:0025034 )
columella root cap cell( PO:0020132 )
D pollen mother cell meiosis stage( PO:0001009 )
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Related Strains
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Phenotype images
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Last updated
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Oct 21, 2025
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Update info.