Information report for LEPTO1;OsRR24
Gene Details
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Functional Descriptions
- Although meiosis initiates normally, as indicated by staining of the centromere-specific histone CENH3, the meiotic chromosomes in LEPTO1 mutant pollen mother cells (PMCs) fail to form the thin thread-like structures that are typical of leptotene chromosomes in wild-type PMCs.
- LEPTO1 is also essential for programmed cell death in tapetal cells.
- Furthermore, LEPTO1 mutants fail to form chromosomal double-strand breaks, do not recruit meiosis-specific proteins to the meiotic chromosomes, and show disrupted callose deposition.
- DLC1 is strongly expressed in the pollen mother cells (PMCs) and tapetum and encodes a nucleus-located rice type-B response regulator (RR) with transcriptional activity.
- Further investigations show that DLC1 interacts with all five putative rice histidine phosphotransfer proteins (HPs) in yeast and planta cells, suggesting a possible participation of the two-component signalling systems (TCS) in rice meiosis.
- Our results demonstrate that DLC1 is required for rice meiosis and fertility, providing useful information for the role of TCS in rice meiosis.
- The DLC1 mutant is sterile in both male and female gametophytes due to an earlier defect in the leptotene chromosome and subsequent abnormalities at later stages.
Functional Keywords
Literature and News
- The OsRR24/LEPTO1 Type-B Response Regulator is Essential for the Organization of Leptotene Chromosomes in Rice Meiosis . DOI: 10.1105/tpc.18.00479 ; PMID: 30538156
- Defective Leptotene Chromosome 1 (DLC1) encodes a type-B response regulator and is required for rice meiosis . DOI: 10.1111/tpj.14344 ; PMID: 31004552
- Reproductive cells and peripheral parietal cells collaboratively participate in meiotic fate acquisition in rice anthers . DOI: 10.1111/tpj.15461 ; PMID: 34397127
Gene Resources
- UniProt: Q6H805
- EMBL: AK100530, AP004087, AP008208
- AlphaFoldDB: Q6H805
- EnsemblPlants: Os02t0182100-01
- Gramene: Os02t0182100-01
- KEGG: dosa:Os02g0182100
- Orthologous matrix: YIDGDWE
- InterPro: IPR001005, IPR001789, IPR006447
- PANTHER: PTHR43874, PTHR43874:SF7
- SUPFAM: SSF46689, SSF52172
- PROSITE: PS50110, PS51294
- Gene3D: 1.10.10.60, 3.40.50.2300
- OrthoDB: Q6H805
- SWISS-MODEL: Q6H805
- Conserved Domain Database: cd17584
- eggNOG: KOG1601
Sequences
cDNA Sequence
- >LOC_Os02g08500.1
ATTCCATTTACCCAATCCGCGATCCATCCATCATCCCCTACCTCTCGCTCTCTCTCTCCTCTCCTCTCCTCTTATTATCATCGCATCCATCCCGCACTTCTCTCTCTTTGGTGGTGGTGCTCGCTCTCGCTCACCCTGCTTTGACCTTTGGATTTTTATTTTTAAGGATCCAAGAAAGTGCTGTTTCTTGGGTTGCTTGGAGGTGGAGGAGTTTGGGAGATTGTTTGTGTTTGATTGATTGGTTGATTGATTGGAGGAAGATGACGGTGGAGGAGAGGCAGGGGAGGGTGGGAGGCCATGGTGTGAGCGGCGGCGGCGGCGGGAGAGACCAGTTCCCGGTCGGCATGCGGGTGCTCGCCGTCGACGACGACCCCACCTGCCTCAAGATCCTCGAGAACCTCCTGCTTCGATGCCAGTATCACGTGACAACAACTGGTCAGGCGGCCACGGCCCTGAAGCTGCTCAGGGAGAACAAGGACCAGTTTGACCTGGTGATCAGCGACGTCCACATGCCGGACATGGATGGCTTCAAACTCCTTGAGCTTGTCGGCCTCGAGATGGACCTCCCAGTCATTATGTTGTCTGCGAACGGGGAAACACAAACTGTCATGAAGGGTATAACCCATGGTGCATGTGACTATCTTCTGAAGCCAGTGCGTCTTGAGCAGCTAAGGACGATATGGCAACATGTGATTAGGCGTAAGAATTGTGATGCTAAGAACCGTGGTAACGATGATGACGCTGGTCAGAAGGCACAGGGAATGAACAATGAAGGTGAGAGTATTGGTGCTAACCGCAACAAGAGGCAGTCACGGAAAAGTAGAGATGAGAATGGAGATGATGGTGATGATTCTGATGAGAACAGTAATGAGAATGGAGACTCATCAACACAGAAGAAGCCAAGGGTCGTGTGGTCTGTTGAGCTGCACCGAAAGTTTGTGGCTGCTGTTAACCAGCTTGGCATCGAGAAGGCTGTTCCAAAGAAAATATTGGATCTCATGAATGTAGAGAACATCACCAGGGAGAATGTTGCTAGTCATTTGCAGAAGTATCGGCTGTACCTTAAACGGTTGAGCACTGATGCAAGCAGGCAGGCTAACCTTGCAGCTGCATTTGGAGGAAGGAACCCTGCTTACATAAACATGAATTCATTTGGAAACTACAACGCATATGGTAGATACCGTACAGTCCCAACTGCTGGCCATACCCAGGCAAACAACATTCTTACTAGGATGAACTCCCCTTCTGCGTTTGGTGTTCATGGTTTGCTGCATTCACAGCCAATTCAGTTAGGACATGCCCAAAATAATCTGAGCACTTCACTGAATGATTTAGGAGGGCTTAATAATGGTAACATGATCAGAGGTGCACAGATGTCAACAATTCTAACTGGTCCTTCTGGTAACTCCTTTCCAAACATATCGAATGGTGCACCGCTGGCAACTGCAAACAGATCACTGCAACCTCTTGAGTCGAGCAATCAGCAACACCTTAGTCGGGTGCATTCATCTTCTGCAGATCCATTTAGCACACTTGTTGGTGAGTCTCCCCAGTTTCCTGATCTTGGAAGAACCACCAATACTTGGCAAACTGCGGTTCCATCCAACATTCAGGATCGTGGTCACAATGATAACATGTCGCAAGCCACCCTGCATATGAATGGCCCCAAAATTGAACCTGTCTCAAGCTTCACATCATCCAATCAGATTCCGCTGCTGGGAAATGAGATGCAGGGCCAAGTAGCATCACTAGCTAGCAATGTTCCAATAGCATTCAATCAGGACACATCACCATTCAACTATGGAAGCAGCACAAACTCAAGAGACATGCTAAATAACAGCCATGTATTTAGTAACTCCAGCATCAACACATCGTTGCCCAACCTTAGCTTAGACAATCCGGCTGTACCAAGGCAGACACTGGATCGTGGGAATACGGGCATTGTTTCTCCCATGCAAGATGGAAGGATTCATCACCAAGCTGTTAGCAATCAGCTAAACTATAATGACGATCTTATGCGGACAACTGGGCTGCAAAGGGGTCTCAGTGGTGGTCTAGATGACATTGTTGTTGACATGTTTAGGCCGGACCGCGAAGACGACGGCGTTCCTTACATCGATGGGGACTGGGAGCTGGTCTAGCCAGCCTCCATTTCAATCATTAGTCCGCGTACGAGGTTTTTCTGCATTCGCGGTGTCGGCTGCTGATTGGTCCATGCTCACTTGTCAGCACAAAGTGGTGTTCATAGTGGCTAGCCTTCATCACAAGTGCATTTCACATTTGGCTTCTTTTTTCAGCTTAGTGATTATTAGTTGGCCAGTCAGTCTGTGAAATTTATGTGGAGAAACGGCTATGTGGTGTGTTTTTATCATGACTTATACTATAATAACTATGTTAGTTCAGGTATAACCGGTTATCCTGATAATATAGTATGCTTGGTAAAATTCTCGTTAATCATCGAAATTCTCTTGGCTCTTTAATCTTT
CDS Sequence
- >LOC_Os02g08500.1
ATGACGGTGGAGGAGAGGCAGGGGAGGGTGGGAGGCCATGGTGTGAGCGGCGGCGGCGGCGGGAGAGACCAGTTCCCGGTCGGCATGCGGGTGCTCGCCGTCGACGACGACCCCACCTGCCTCAAGATCCTCGAGAACCTCCTGCTTCGATGCCAGTATCACGTGACAACAACTGGTCAGGCGGCCACGGCCCTGAAGCTGCTCAGGGAGAACAAGGACCAGTTTGACCTGGTGATCAGCGACGTCCACATGCCGGACATGGATGGCTTCAAACTCCTTGAGCTTGTCGGCCTCGAGATGGACCTCCCAGTCATTATGTTGTCTGCGAACGGGGAAACACAAACTGTCATGAAGGGTATAACCCATGGTGCATGTGACTATCTTCTGAAGCCAGTGCGTCTTGAGCAGCTAAGGACGATATGGCAACATGTGATTAGGCGTAAGAATTGTGATGCTAAGAACCGTGGTAACGATGATGACGCTGGTCAGAAGGCACAGGGAATGAACAATGAAGGTGAGAGTATTGGTGCTAACCGCAACAAGAGGCAGTCACGGAAAAGTAGAGATGAGAATGGAGATGATGGTGATGATTCTGATGAGAACAGTAATGAGAATGGAGACTCATCAACACAGAAGAAGCCAAGGGTCGTGTGGTCTGTTGAGCTGCACCGAAAGTTTGTGGCTGCTGTTAACCAGCTTGGCATCGAGAAGGCTGTTCCAAAGAAAATATTGGATCTCATGAATGTAGAGAACATCACCAGGGAGAATGTTGCTAGTCATTTGCAGAAGTATCGGCTGTACCTTAAACGGTTGAGCACTGATGCAAGCAGGCAGGCTAACCTTGCAGCTGCATTTGGAGGAAGGAACCCTGCTTACATAAACATGAATTCATTTGGAAACTACAACGCATATGGTAGATACCGTACAGTCCCAACTGCTGGCCATACCCAGGCAAACAACATTCTTACTAGGATGAACTCCCCTTCTGCGTTTGGTGTTCATGGTTTGCTGCATTCACAGCCAATTCAGTTAGGACATGCCCAAAATAATCTGAGCACTTCACTGAATGATTTAGGAGGGCTTAATAATGGTAACATGATCAGAGGTGCACAGATGTCAACAATTCTAACTGGTCCTTCTGGTAACTCCTTTCCAAACATATCGAATGGTGCACCGCTGGCAACTGCAAACAGATCACTGCAACCTCTTGAGTCGAGCAATCAGCAACACCTTAGTCGGGTGCATTCATCTTCTGCAGATCCATTTAGCACACTTGTTGGTGAGTCTCCCCAGTTTCCTGATCTTGGAAGAACCACCAATACTTGGCAAACTGCGGTTCCATCCAACATTCAGGATCGTGGTCACAATGATAACATGTCGCAAGCCACCCTGCATATGAATGGCCCCAAAATTGAACCTGTCTCAAGCTTCACATCATCCAATCAGATTCCGCTGCTGGGAAATGAGATGCAGGGCCAAGTAGCATCACTAGCTAGCAATGTTCCAATAGCATTCAATCAGGACACATCACCATTCAACTATGGAAGCAGCACAAACTCAAGAGACATGCTAAATAACAGCCATGTATTTAGTAACTCCAGCATCAACACATCGTTGCCCAACCTTAGCTTAGACAATCCGGCTGTACCAAGGCAGACACTGGATCGTGGGAATACGGGCATTGTTTCTCCCATGCAAGATGGAAGGATTCATCACCAAGCTGTTAGCAATCAGCTAAACTATAATGACGATCTTATGCGGACAACTGGGCTGCAAAGGGGTCTCAGTGGTGGTCTAGATGACATTGTTGTTGACATGTTTAGGCCGGACCGCGAAGACGACGGCGTTCCTTACATCGATGGGGACTGGGAGCTGGTCTAG
Protein Sequence
- >LOC_Os02g08500.1
MTVEERQGRVGGHGVSGGGGGRDQFPVGMRVLAVDDDPTCLKILENLLLRCQYHVTTTGQAATALKLLRENKDQFDLVISDVHMPDMDGFKLLELVGLEMDLPVIMLSANGETQTVMKGITHGACDYLLKPVRLEQLRTIWQHVIRRKNCDAKNRGNDDDAGQKAQGMNNEGESIGANRNKRQSRKSRDENGDDGDDSDENSNENGDSSTQKKPRVVWSVELHRKFVAAVNQLGIEKAVPKKILDLMNVENITRENVASHLQKYRLYLKRLSTDASRQANLAAAFGGRNPAYINMNSFGNYNAYGRYRTVPTAGHTQANNILTRMNSPSAFGVHGLLHSQPIQLGHAQNNLSTSLNDLGGLNNGNMIRGAQMSTILTGPSGNSFPNISNGAPLATANRSLQPLESSNQQHLSRVHSSSADPFSTLVGESPQFPDLGRTTNTWQTAVPSNIQDRGHNDNMSQATLHMNGPKIEPVSSFTSSNQIPLLGNEMQGQVASLASNVPIAFNQDTSPFNYGSSTNSRDMLNNSHVFSNSSINTSLPNLSLDNPAVPRQTLDRGNTGIVSPMQDGRIHHQAVSNQLNYNDDLMRTTGLQRGLSGGLDDIVVDMFRPDREDDGVPYIDGDWELV*