Information report for MOF1;MFS2
Gene Details
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Functional Descriptions
- The MOF1 mutant has a delayed transition from the spikelet to the floral meristem, inducing the formation of extra lemma-like and palea-like organs.
- Taken together, our results reveal that MOF1 plays an important role in the regulation of organ identity and spikelet determinacy in rice.
- We used map-based cloning to identify the MOF1 locus and confirmed our identification by complementation and by generating new MOF1 alleles using CRISPR-Cas9 gene editing.
- MOF1 encodes a MYB domain protein with the typical ethylene response factor-associated amphiphilic repression (EAR) motifs, is expressed in all organs and tissues, and has a strong repression effect.
- MOF1 localizes to the nucleus and interacts with TOPLESS-RELATED PROTEINs (TPRs) to possibly repress the expression of downstream target genes.
- Due to the increase in the number of floral organs and development of extra transformed palea/marginal region of the palea (mrp)-like organs, some MFS2 spikelets had a tendency to produce two florets.
- These defects implied that the MFS2 mutation caused abnormal specification of palea identity and partial loss of spikelet determination.
- The results indicate that MFS2 acts as a repressor that regulates floral organ identities and spikelet meristem determinacy in rice by forming a repression complex with rice TPL/TPR proteins.
- In the MFS2 mutant, specification of palea identity was severely disturbed and showed degradation or transformation into a lemma-like organ, and the number of all floral organs was increased to varying degrees.
Functional Keywords
- spikelet , map-based-cloning , ethylene , floral , floral-meristem , nucleus , organ-identity , ethylene-response , development , R-protein , meristem , spikelet-meristem , palea , floral-organ
Literature and News
- MORE FLORET1 Encodes a MYB Transcription Factor That Regulates Spikelet Development in Rice . DOI: 10.1104/pp.20.00658 ; PMID: 32680975
- MULTI-FLORET SPIKELET 2, a MYB Transcription Factor, Determines Spikelet Meristem Fate and Floral Organ Identity in Rice . DOI: 10.1104/pp.20.00743 ; PMID: 32723808
Gene Resources
- UniProt: A3AWH5
- EMBL: AK101849, AL662954, AP008210
- AlphaFoldDB: A3AWH5
- EnsemblPlants: Os04t0566600-01
- Gramene: Os04t0566600-01
- KEGG: dosa:Os04g0566600
- Orthologous matrix: CLGGEHK
- InterPro: IPR001005, IPR006447, IPR009057
- PANTHER: PTHR31314, PTHR31314:SF183
- SUPFAM: SSF46689
- Gene3D: 1.10.10.60
- OrthoDB: A3AWH5
- SWISS-MODEL: A3AWH5
- eggNOG: ENOG502RM8S
Sequences
cDNA Sequence
- >LOC_Os04g47890.1
ACACCCCCTCTAGCGTTGAGAGAGAGAGAGAGAGAGGATGTTTTGAGAGAGCACAGCTAGAAGCTTGGCTTCTCGCAACAAGTGCTGCATCTCTAGTGAGCGAGTGAGTGAGAGAGACAGCCTTGGCCTTGGCGTTGGTGGTGTAGCTCCAGCCTCCAAGCATCCATCCATGCTTACATAAGTCAGACAGGGAGGGAGGACCGGAAGGAGGAGGAGAGAAAAAGCGAAGCTTTGGTTCTTTCTTTGCACCACCGGTTGCCTCCGTTGATCTCCTTGTCGATCGCCGGAAGCAAACCGTTGTTGGTGATGGGCAGCGGCGGCGGTGGCTGCGGCAGGAACGGCGCTGTGAGGCAGTACATCAGGTCCAAGGTGCCGAGGCTGAGGTGGACCGGGGAGCTCCACTGCAGCTTCGTCCAAGCCATCGAATTCCTCGGTGGCCAAGACAAGGCTACACCTAAGCTCATTCTTCAGCTCATGGGGGTGAAGGGGCTGACCATATCTCATGTCAAGAGCCACCTCCAGATGTACAGATGCTCCAGGCTCGGCTCCCATGGCACGGGAAGGAGATCAGAGATGCAACCACAGCTGCAAAGGAAGCACTCATGTGGTGCTGATGAGCAAGTCCCCAGAGAATTCCTGTGCCCCCCTCTGAAAAGGACCAGGATGGGGACAGAAGCCACATACAAAGGCATGCAAGGAAGCCAAGGAATCAGTGAGATGAGGACTACTGGCACCCAGTACTGCATTGATGATTACATGCAAGCCATGGCAATGGAGAGGAGAATAAAGGAGGAGGGCCTCAGATGGCAGAGGGATGCTGCTGCTGCTGCTGCTGCAGATGGTGGTGCTGCTGCTTCCAACCTCCAAACCGTGGGATGTTCGGTGCAAGAATCTGACCCCTTTAAGATCATCAAACCAGAAGTGCACCATCTTGGTCCCGTGTTGAAGCTGCAATGCTCCAAGGTGGAGAACAGTGGATTCATCTCCAGCAGCACCGGCACGGCTGCAAGGGATCAACCGGAGCCGCCGCCGCTGGAGAAATGTTCGCTGTCACTCTCCCTCGGTCCAGACCCCAAATGCATGCCGGCGATCGCCTCGTCGCCGAGCGAAAGCAGCTGCATCCTCTCGTCGTCGTCCAGGAGCTTCAGCGACTGCTCCGGGAACTCAGGTTGTCTTGTTGCCCCGGGTGTGAACTTGGAACTCTCCATGTCCATCTGTGGATCTTAGACCTTGGTTCCAGTAATCCAGTTTTTGTACATCAGTCAGTCTCACATGTCGGTTTTGAACTTTTAATCACCTGCTTCAGTGTTGATACGGTGATACCCTGATCATGTTAGGAAGTTAGCCAATTGCAAGATGTCAGTGTAGGGCCTTGAGTATGCAGTGCAATGATCC
CDS Sequence
- >LOC_Os04g47890.1
ATGGGCAGCGGCGGCGGTGGCTGCGGCAGGAACGGCGCTGTGAGGCAGTACATCAGGTCCAAGGTGCCGAGGCTGAGGTGGACCGGGGAGCTCCACTGCAGCTTCGTCCAAGCCATCGAATTCCTCGGTGGCCAAGACAAGGCTACACCTAAGCTCATTCTTCAGCTCATGGGGGTGAAGGGGCTGACCATATCTCATGTCAAGAGCCACCTCCAGATGTACAGATGCTCCAGGCTCGGCTCCCATGGCACGGGAAGGAGATCAGAGATGCAACCACAGCTGCAAAGGAAGCACTCATGTGGTGCTGATGAGCAAGTCCCCAGAGAATTCCTGTGCCCCCCTCTGAAAAGGACCAGGATGGGGACAGAAGCCACATACAAAGGCATGCAAGGAAGCCAAGGAATCAGTGAGATGAGGACTACTGGCACCCAGTACTGCATTGATGATTACATGCAAGCCATGGCAATGGAGAGGAGAATAAAGGAGGAGGGCCTCAGATGGCAGAGGGATGCTGCTGCTGCTGCTGCTGCAGATGGTGGTGCTGCTGCTTCCAACCTCCAAACCGTGGGATGTTCGGTGCAAGAATCTGACCCCTTTAAGATCATCAAACCAGAAGTGCACCATCTTGGTCCCGTGTTGAAGCTGCAATGCTCCAAGGTGGAGAACAGTGGATTCATCTCCAGCAGCACCGGCACGGCTGCAAGGGATCAACCGGAGCCGCCGCCGCTGGAGAAATGTTCGCTGTCACTCTCCCTCGGTCCAGACCCCAAATGCATGCCGGCGATCGCCTCGTCGCCGAGCGAAAGCAGCTGCATCCTCTCGTCGTCGTCCAGGAGCTTCAGCGACTGCTCCGGGAACTCAGGTTGTCTTGTTGCCCCGGGTGTGAACTTGGAACTCTCCATGTCCATCTGTGGATCTTAG
Protein Sequence
- >LOC_Os04g47890.1
MGSGGGGCGRNGAVRQYIRSKVPRLRWTGELHCSFVQAIEFLGGQDKATPKLILQLMGVKGLTISHVKSHLQMYRCSRLGSHGTGRRSEMQPQLQRKHSCGADEQVPREFLCPPLKRTRMGTEATYKGMQGSQGISEMRTTGTQYCIDDYMQAMAMERRIKEEGLRWQRDAAAAAAADGGAAASNLQTVGCSVQESDPFKIIKPEVHHLGPVLKLQCSKVENSGFISSSTGTAARDQPEPPPLEKCSLSLSLGPDPKCMPAIASSPSESSCILSSSSRSFSDCSGNSGCLVAPGVNLELSMSICGS*