Information report for OsSPL18
Gene Details
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Functional Descriptions
- Transcriptional activation experiments indicated that OsSPL18 is a functional transcription factor with activation domains in both the N-terminus and C-terminus, and both activation domains are indispensable for its biological functions.
- In this study, we studied the biological function of OsSPL18 during grain and panicle development in rice.
- Knockout (KO) mutants of OsSPL18 exhibited reduced grain width and thickness, panicle length and grain number, but increased tiller number.
- qRT-PCR and GUS staining analyses showed that OsSPL18 was highly expressed in developing young panicles and young spikelet hulls, in agreement with its function in regulating grain and panicle development.
- Both yeast one-hybrid and dual-luciferase (LUC) assays showed that OsSPL18 could bind to the DEP1 promoter, suggesting that OsSPL18 regulates panicle development by positively regulating the expression of DEP1.
- Cytological analysis showed that OsSPL18 regulates the development of spikelet hulls by affecting cell proliferation.
- OsSPL18 controls grain weight and grain number in rice.
- Quantitative expression analysis showed that DEP1, a major grain number regulator, was significantly down-regulated in OsSPL18 KO lines.
Functional Keywords
Literature and News
Gene Resources
- UniProt: Q0J0K1
- EMBL: AP008215, AP014965
- AlphaFoldDB: Q0J0K1
- EnsemblPlants: Os09t0507100-01
- Gramene: Os09t0507100-01
- KEGG: dosa:Os09g0507100, osa:4347516
- Orthologous matrix: SECREYH
- InterPro: IPR004333, IPR036893, IPR044817
- PANTHER: PTHR31251, PTHR31251:SF208
- SUPFAM: SSF103612
- PROSITE: PS51141
- Gene3D: 4.10.1100.10
- OrthoDB: Q0J0K1
- SWISS-MODEL: Q0J0K1
- eggNOG: ENOG502QRGA
Sequences
cDNA Sequence
- >LOC_Os09g32944.1
ATGGATTGGGATCTCAAGATGCCTGTTTCTTGGGACCTGGCCGAGCTGGAGCACAACGCCGTGCCGAACATGGCGGCGGCGGCGAGCGCGGCGGAGCCGGGCATTGCCGCGGTGGCGGCGTCGCGCGGGGCGCCGGGCCGGCCGGAGTGCTCTGTCGACCTCAAGCTCGGCGGGCTCGGCGAGTTCGGCGCCGCGGACGCGCTCAAGGAGCCCGCCGCCGCGGCGAAGGCGCCGGTGTCGAGCGCCGCCGCCGCCGCCTCGGTGGCGAAGGTGCCGCCGTCCACGAGCACGCTGAAGCGGCCGCGCGGCGGGGGCGGCGGCGGCGGCGGGCAGTGCCCGTCGTGCGCCGTGGACGGCTGCAAGGCCGACCTGAGCAAGCACCGCGACTACCACCGGCGGCACAAGGTGTGCGAGCCGCACTCCAAGACTCCCGTCGTCGTCGTCTCCGGCCGCGAGATGCGCTTCTGCCAGCAGTGCAGCAGGTTTCACTTGCTTGGGGAGTTTGATGAGGCTAAGCGTAGTTGTAGAAAACGCTTGGATGGGCACAATCGACGCCGCAGGAAGCCACAGGCAGATAGCATGAGTTCTGGCAGCTTTATGACAAGTCAACAAGGGACAAGGTTCGCGTCCTTCACTCCTCCAAGACCAGAGCCAAGCTGGCCTGGGATCATCAAATCCGAGGAGACCCCATATTACAGCCATCATCACCACCCTCATCCGGTGATGACCAGCCGGCAGCCGCATTTCGTCGGCTCGCCGTCGTCGGCGACGACGGCGGCGTTCTCCCCCAAGGAAGGCCGGCGGTTCCCGTTCCTCCATGAGGGCGATCAGATAAGCTTCGGCGGCGGCGGTGGCGCGGCGGCGGCGGCGACGCTGGAGATCTCGGTGTGCCAGACCACCGTCGTCGCGCCGCCGCCACCGGAGAGCAGCAGCAGCAACAAGATGTTCTCCTCCGACGGGCTGACGACGGCGACGACGACGACGACCACCGCCCACCACCACCACCACCACCACCAAGTGCTCGACTCCGATTGTGCTCTCTCTCTTCTGTCATCCCCGGCCAACTCCTCCAGCGTCGACGTCAGCCGGATGGTCCAGCCGTCACCGGCGGCGGCGGCGGGAGCCGAGCACCACCACCACCACCAAATCCCCATGGCGCAGCCGTTGGTCCCCAACCTGCAGCAGCAGTTCGGCGGCAGCTCGCCGTGGTTCGCCAGCTCGCCCGCCGCCGCGGCCGTCGCCGGCGGCGGGTTCGCCTGCCCGAGCATGGACAGCGAGCAGCAGCAGCAGCAGCAGCTGAACGCCGTGCTGGTGCCGGGCTCCAACGAGAACGAGATGAACTACCACGGCATGTTTCACGTCGGCGGCGAGGGCTCCTCCGACGGCACGTCGCCGTCGCTCCCATTCTCGTGGCAGTAG
CDS Sequence
- >LOC_Os09g32944.1
ATGGATTGGGATCTCAAGATGCCTGTTTCTTGGGACCTGGCCGAGCTGGAGCACAACGCCGTGCCGAACATGGCGGCGGCGGCGAGCGCGGCGGAGCCGGGCATTGCCGCGGTGGCGGCGTCGCGCGGGGCGCCGGGCCGGCCGGAGTGCTCTGTCGACCTCAAGCTCGGCGGGCTCGGCGAGTTCGGCGCCGCGGACGCGCTCAAGGAGCCCGCCGCCGCGGCGAAGGCGCCGGTGTCGAGCGCCGCCGCCGCCGCCTCGGTGGCGAAGGTGCCGCCGTCCACGAGCACGCTGAAGCGGCCGCGCGGCGGGGGCGGCGGCGGCGGCGGGCAGTGCCCGTCGTGCGCCGTGGACGGCTGCAAGGCCGACCTGAGCAAGCACCGCGACTACCACCGGCGGCACAAGGTGTGCGAGCCGCACTCCAAGACTCCCGTCGTCGTCGTCTCCGGCCGCGAGATGCGCTTCTGCCAGCAGTGCAGCAGGTTTCACTTGCTTGGGGAGTTTGATGAGGCTAAGCGTAGTTGTAGAAAACGCTTGGATGGGCACAATCGACGCCGCAGGAAGCCACAGGCAGATAGCATGAGTTCTGGCAGCTTTATGACAAGTCAACAAGGGACAAGGTTCGCGTCCTTCACTCCTCCAAGACCAGAGCCAAGCTGGCCTGGGATCATCAAATCCGAGGAGACCCCATATTACAGCCATCATCACCACCCTCATCCGGTGATGACCAGCCGGCAGCCGCATTTCGTCGGCTCGCCGTCGTCGGCGACGACGGCGGCGTTCTCCCCCAAGGAAGGCCGGCGGTTCCCGTTCCTCCATGAGGGCGATCAGATAAGCTTCGGCGGCGGCGGTGGCGCGGCGGCGGCGGCGACGCTGGAGATCTCGGTGTGCCAGACCACCGTCGTCGCGCCGCCGCCACCGGAGAGCAGCAGCAGCAACAAGATGTTCTCCTCCGACGGGCTGACGACGGCGACGACGACGACGACCACCGCCCACCACCACCACCACCACCACCAAGTGCTCGACTCCGATTGTGCTCTCTCTCTTCTGTCATCCCCGGCCAACTCCTCCAGCGTCGACGTCAGCCGGATGGTCCAGCCGTCACCGGCGGCGGCGGCGGGAGCCGAGCACCACCACCACCACCAAATCCCCATGGCGCAGCCGTTGGTCCCCAACCTGCAGCAGCAGTTCGGCGGCAGCTCGCCGTGGTTCGCCAGCTCGCCCGCCGCCGCGGCCGTCGCCGGCGGCGGGTTCGCCTGCCCGAGCATGGACAGCGAGCAGCAGCAGCAGCAGCAGCTGAACGCCGTGCTGGTGCCGGGCTCCAACGAGAACGAGATGAACTACCACGGCATGTTTCACGTCGGCGGCGAGGGCTCCTCCGACGGCACGTCGCCGTCGCTCCCATTCTCGTGGCAGTAG
Protein Sequence
- >LOC_Os09g32944.1
MDWDLKMPVSWDLAELEHNAVPNMAAAASAAEPGIAAVAASRGAPGRPECSVDLKLGGLGEFGAADALKEPAAAAKAPVSSAAAAASVAKVPPSTSTLKRPRGGGGGGGGQCPSCAVDGCKADLSKHRDYHRRHKVCEPHSKTPVVVVSGREMRFCQQCSRFHLLGEFDEAKRSCRKRLDGHNRRRRKPQADSMSSGSFMTSQQGTRFASFTPPRPEPSWPGIIKSEETPYYSHHHHPHPVMTSRQPHFVGSPSSATTAAFSPKEGRRFPFLHEGDQISFGGGGGAAAAATLEISVCQTTVVAPPPPESSSSNKMFSSDGLTTATTTTTTAHHHHHHHQVLDSDCALSLLSSPANSSSVDVSRMVQPSPAAAAGAEHHHHHQIPMAQPLVPNLQQQFGGSSPWFASSPAAAAVAGGGFACPSMDSEQQQQQQLNAVLVPGSNENEMNYHGMFHVGGEGSSDGTSPSLPFSWQ*