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Basic Information
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CGSNL Gene Symbol
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ASP1
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Gene Symbol Synonym
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OsLIS-L1, OsWD40-155, ASP1, TPR2, OsTPR2, OsREL2, REL2, OsTPL3, TPL3, OsTPL2, TPL2, ASP-LSL, OsTPR1, TPR1
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CGSNL Gene Name
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ABERRANT SPIKELET AND PANICLE 1
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Gene Name Synonym
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Lissencephaly type-1-like 1, ABERRANT SPIKELET AND PANICLE1, TOPLESS-RELATED PROTEIN 2, TOPLESS 3, aberrant spikelet-long sterile lemma, ROMOSA ENHANCER LOCI2
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Protein Name
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TOPLESS-RELATED PROTEIN 2
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Allele
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oslis-l1-1, oslis-l1-2, asp1, asp1-1, asp1-2, asp1-3, asp1-4, asp1-5, asp1-fe, asp1-ko, asp1-10, tpl2-1 ,tpl2-2, asp1, asp1-7#18, asp1-7#25, asp1-8#6, asp1-8#3, asp-lsl, topless2, asp1-101
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Chromosome No.
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8
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Explanation
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AB638269. Q0J7U6. ASP1 encodes a transcriptional co-repressor similar to Arabidopsis TOPLESS, and a loss-of-function mutant exhibited derepression of axillary bud growth as well as a disorganized panicle branching pattern, possibly due to a defect in meristem maintenance. OsTPL2 in Fang et al. 2021. TPR2 in Sun et al. 2023. OsTOPLESS2 in Liu et al. 2025. OsTPR1 in Wang et al. 2025. GO:2000036: regulation of stem cell population maintenance. TO:0006064: rolled leaf. PO:0030123: panicle inflorescence. TO:0020106: Indole-3-acetic acid content. GO:2000024: regulation of leaf development. GO:0080148: negative regulation of response to water deprivation. GO:1900366: negative regulation of defense response to insect. GO:1904277: negative regulation of wax biosynthetic process. GO:0090311: regulation of protein deacetylation. TO:0000975: grain width.
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Trait Class
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Character as QTL - Yield and productivity
Reproductive organ - Panicle, Mode of branching
Vegetative organ - Leaf
Vegetative organ - Culm
Seed - Morphological traits - Grain shape
Reproductive organ - Spikelet, flower, glume, awn
Tolerance and resistance - Stress tolerance
Tolerance and resistance - Insect resistance
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Expression
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Sequence/Locus
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cDNA Accession No.
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AK111830
AK111915
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MSU ID
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LOC_Os08g06480.1
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RAP ID
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Os08g0162100
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Links
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Oryzabase Chromosome View
(
IRGSP 1.0
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Build5
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RAP-DB
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IRGSP 1.0
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Build5
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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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Liu X., Zhang F., Xun Z., Shao J., Luo W., Jiang X., Wang J., Wang J., Li S., Lin Q., Ren Y., Zhao H., Cheng Z., Wan J.
Plant Biotechnol. J. 2025 23(3) 900-910
The OsNL1-OsTOPLESS2-OsMOC1/3 pathway regulates high-order tiller outgrowth in rice.
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Wang W., He F., Zhang H., Yang Y., Wang X., Fu Y., Shou H., Zheng L.
Abiotech 2025 6(2) 215-231
OsbHLH062 regulates iron homeostasis by inhibiting iron deficiency responses in rice.
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Tao Z., Zhu L., Li H., Sun B., Liu X., Li D., Hu W., Wang S., Miao X., Shi Z.
Nat Commun 2024 15(1) 8107
ACL1-ROC4/5 complex reveals a common mechanism in rice response to brown planthopper infestation and drought.
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Zheng Q., Zhou Z., Li X., Lan Y., Huang R., Zhang S., Li H.
Int J Mol Sci 2024 25(19)
<i>Heading date 3a</i> Stimulates Tiller Bud Outgrowth in <i>Oryza sativa</i> L. through Strigolactone Signaling Pathway.
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Sun B., Shen Y., Chen S., Shi Z., Li H., Miao X.
New Phytol. 2023 239(2) 720-738
A novel transcriptional repressor complex MYB22-TOPLESS-HDAC1 promotes rice resistance to brown planthopper by repressing F3'H.expression.
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Kellogg E.A.
Plant Cell 2022 34(7) 2518-2533
Genetic control of branching patterns in grass inflorescences.
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Hull R., Choi J., Paszkowski U.
Curr. Opin. Plant Biol. 2021 62 102071
Conditioning plants for arbuscular mycorrhizal symbiosis through DWARF14-LIKE signalling.
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Wu T., Ali A., Wang J., Song J., Fang Y., Zhou T., Luo Y., Zhang H., Chen X., Liao Y., Liu Y., Xu P., Wu X.
BMC Plant Biol. 2021 21(1) 390
A homologous gene of OsREL2/ASP1, ASP-LSL regulates pleiotropic phenotype including long sterile lemma in rice.
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Li M., Fu D., Xu T., Wu C.
Int J Mol Sci 2021 22(15)
<i>VPB1</i> Encoding BELL-like homeodomain Protein Is Involved in Rice Panicle Architecture.
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Hao J., Wang D., Wu Y., Huang K., Duan P., Li N., Xu R., Zeng D., Dong G., Zhang B., Zhang L., Inzé D., Qian Q., Li Y.
Mol Plant 2021 14(8) 1266-1280
The GW2-WG1-OsbZIP47 pathway controls grain size and weight in rice.
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Fang J., Guo T., Xie Z., Chun Y., Zhao J., Peng L., Zafar S.A., Yuan S., Xiao L., Li X.
Plant Physiol. 2021 185(4) 1722-1744
The Url1-ROC5-TPL2 transcriptional repressor complex represses the ACL1 gene to modulate leaf rolling in rice.
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Nasir F., Bahadur A., Lin X., Gao Y., Tian C.
J. Exp. Bot. 2021 72(5) 1546-1557
Novel insights into host receptors and receptor-mediated signaling that regulate arbuscular mycorrhizal symbiosis.
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Xia T., Chen H., Dong S., Ma Z., Ren H., Zhu X., Fang X., Chen F.
Plant J. 2020 104(6) 1635-1647
OsWUS promotes tiller bud growth by establishing weak apical dominance in rice.
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Zhuang H., Hong-Lei Wang, Zhang T., Xiao-Qin Zeng, Chen H., Zhong-Wei Wang, Zhang J., Zheng H., Tang J., Ying-Hua Ling, Zheng-Lin Yang, Guang-Hua He, Yun-Feng Li
Plant Cell 2020 32(2) 392-413
<i>NONSTOP GLUMES1</i> Encodes a C2H2 Zinc Finger Protein That Regulates Spikelet Development in Rice.
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Zheng J., Hong K., Zeng L., Wang L., Kang S., Qu M., Dai J., Zou L., Zhu L., Tang Z., Meng X., Wang B., Hu J., Zeng D., Zhao Y., Cui P., Wang Q., Qian Q., Wang Y., Li J., Xiong G.
Plant Cell 2020 32(9) 2780-2805
Karrikin Signaling Acts Parallel to and Additively with Strigolactone Signaling to Regulate Rice Mesocotyl Elongation in Darkness.
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Suzuki C., Tanaka W., Hirano H.Y.
Plant Physiol. 2019 180(3) 1520-1534
Transcriptional Corepressor ASP1 and CLV-Like Signaling Regulate Meristem Maintenance in Rice.
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Suzuki C., Tanaka W., Tsuji H., Hirano H.Y.
Plant Signal Behav 2019 14(9) 1640565
<i>TILLERS ABSENT1</i>, the <i>WUSCHEL</i> ortholog, is not involved in stem cell maintenance in the shoot apical meristem in rice.
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Ren L., Tang D., Zhao T., Zhang F., Liu C., Xue Z., Shi W., Du G., Shen Y., Li Y., Cheng Z.
New Phytol. 2018 218(2) 789-803
OsSPL regulates meiotic fate acquisition in rice.
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Ma H., Duan J., Ke J., He Y., Gu X., Xu T.H., Yu H., Wang Y., Brunzelle J.S., Jiang Y., Rothbart S.B., Xu H.E., Li J., Melcher K.
Sci Adv 2017 3(6) e1601217
A D53 repression motif induces oligomerization of TOPLESS corepressors and promotes assembly of a corepressor-nucleosome complex.
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Wang L., Sun S., Jin J., Fu D., Yang X., Weng X., Xu C., Li X., Xiao J., Zhang Q.
Proc. Natl. Acad. Sci. U.S.A. 2015 112(50) 15504-9
Coordinated regulation of vegetative and reproductive branching in rice.
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Jiang L., Liu X., Xiong G., Liu H., Chen F., Wang L., Meng X., Liu G., Yu H., Yuan Y., Yi W., Zhao L., Ma H., He Y., Wu Z., Melcher K., Qian Q., H.EricXu, Wang Y., Li J.
Nature 2013 504 401-405
DWARF 53 acts as a repressor of strigolactone signalling 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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Ouyang Y., Huang X., Lu Z., Yao J.
BMC Genomics 2012 13(1) 100
Genomic survey, expression profile and co-expression network analysis of OsWD40 family in rice.
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Yoshida,A., Ohmori,Y., Kitano,H., Taguchi-Shiobara,F. and Hirano,H.Y.
Plant J. 2012 70(2) 327-339
Aberrant spikelet and panicle1, encoding a TOPLESS-related transcriptional co-repressor, is involved in the regulation of meristem fate in rice
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Gao X., Chen Z., Zhang J., Li X., Chen G., Li X., Wu C.
Planta 2012 235(4) 713-27
OsLIS-L1 encoding a lissencephaly type-1-like protein with WD40 repeats is required for plant height and male gametophyte formation 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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negative regulation of transcription, DNA-dependent( GO:0045892 )
leaf development( GO:0048366 )
wax biosynthetic process( GO:0010025 )
defense response to insect( GO:0002213 )
response to water deprivation( GO:0009414 )
regulation of cell growth( GO:0001558 )
nucleus( GO:0005634 )
auxin mediated signaling pathway( GO:0009734 )
primary shoot apical meristem specification( GO:0010072 )
meristem maintenance( GO:0010073 )
transcription corepressor activity( GO:0003714 )
inflorescence development( GO:0010229 )
stem cell maintenance( GO:0019827 )
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Trait Ontology
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inflorescence branching( TO:0000050 )
panicle number( TO:0000152 )
inflorescence development trait( TO:0000621 )
auxin sensitivity( TO:0000163 )
tiller number( TO:0000346 )
tillering ability( TO:0000329 )
sterile lemma length( TO:0000240 )
plant height( TO:0000207 )
1000-dehulled grain weight( TO:0000592 )
seed set percent( TO:0000455 )
spikelet length( TO:0002768 )
grain length( TO:0000734 )
filled grain number( TO:0000447 )
sterile lemma width( TO:0002727 )
glume length( TO:0020033 )
glume width( TO:0020034 )
yield trait( TO:0000371 )
gibberellic acid content( TO:0002675 )
cytokinin content( TO:0002660 )
auxin content( TO:0002672 )
panicle length( TO:0000040 )
seed viability( TO:0000345 )
germination rate( TO:0000430 )
internode length( TO:0000145 )
lemma length( TO:0000650 )
drought tolerance( TO:0000276 )
brown planthopper resistance( TO:0000424 )
leaf development trait( TO:0000655 )
grain size( TO:0000397 )
grain weight( TO:0000590 )
grain width( TO:0000402 )
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Plant Ontology
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inflorescence development stage( PO:0001083 )
inflorescence( PO:0009049 )
stem( PO:0009047 )
leaf( PO:0025034 )
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Related Strains
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Phenotype images
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Last updated
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Oct 13, 2025
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Update info.