Information report for BSR1
Gene Details
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Functional Descriptions
- Importantly, tyrosine phosphorylation of BSR1 was critical for proper localization of BSR1 in rice cells and played a crucial role in BSR1-mediated resistance to multiple diseases, as evidenced by compromised disease resistance in transgenic plants overexpressing a mutant BSR1 in which Tyr-63 was substituted with Ala.
- Overall, our data indicate that BSR1 is a nonreceptor dual-specificity kinase and that both tyrosine and serine/threonine kinase activities are critical for the normal functioning of BSR1 in the resistance to multiple pathogens.
- In the present study, we report that BSR1 is a functional protein kinase that autophosphorylates and transphosphorylates an artificial substrate, in vitro.
- Although BSR1 is classified as a serine/threonine kinase, it was shown to autophosphorylate on tyrosine as well as on serine/threonine residues when expressed in bacteria, demonstrating that it is a dual-specificity kinase.
- Here we analyzed immune responses using rice suspension-cultured cells and sliced leaf blades overexpressing BSR1.
- BSR1 overexpression enhances MAMP-triggered production of hydrogen peroxide (H2O2) and transcriptional activation of the defense-related gene in cultured cells and leaf strips.
- Broad-Spectrum Disease Resistance Conferred by the Overexpression of Rice RLCK BSR1 Results from an Enhanced Immune Response to Multiple MAMPs.
- Furthermore, the co-cultivation of leaves with conidia of the blast fungus revealed that BSR1 overexpression allowed host plants to produce detectable oxidative bursts against compatible pathogens.
- However, it remains unclear how overexpressed BSR1 reinforces plant immunity.
- BSR1 was also involved in the immune responses triggered by peptidoglycan and lipopolysaccharide.
- Overexpression of BSR1 confers strong resistance against fungal and bacterial pathogens.
- In the background of BSR1 overaccumulation, the knockout of OsCERK1 nearly abolished the enhancement of blast resistance.
- Our recent study revealed that MAMP-triggered immune responses are mediated by BSR1 in wild-type rice and are hyperactivated in BSR1-overexpressing rice.
Functional Keywords
Literature and News
- Screening for resistance against Pseudomonas syringae in rice-FOX Arabidopsis lines identified a putative receptor-like cytoplasmic kinase gene that confers resistance to major bacterial and fungal pathogens in Arabidopsis and rice . DOI: 10.1111/j.1467-7652.2010.00568.x ; PMID: 20955180
- Tyrosine phosphorylation of a receptor-like cytoplasmic kinase, BSR1, plays a crucial role in resistance to multiple pathogens in rice . DOI: 10.1111/tpj.14093 ; PMID: 30222251
- Broad-Spectrum Disease Resistance Conferred by the Overexpression of Rice RLCK BSR1 Results from an Enhanced Immune Response to Multiple MAMPs . DOI: 10.3390/ijms20225523 ; PMID: 31698708
- Overexpressed BSR1-Mediated Enhancement of Disease Resistance Depends on the MAMP-Recognition System . DOI: 10.3390/ijms21155397 ; PMID: 32751339
Gene Resources
- UniProt: Q69SG8
- EMBL: AK070024, AP014965
- AlphaFoldDB: Q69SG8
- EnsemblPlants: Os09t0533600-01
- Gramene: Os09t0533600-01
- KEGG: osa:4347684
- Orthologous matrix: WVSQFAP
- InterPro: IPR000719, IPR001245, IPR008271
Sequences
cDNA Sequence
- >LOC_Os09g36320.1
CTCTCTCTCGCCTGCCGAAATAAATCTTGGCGAGCTTTCTGATTCTCCCTTTGCTATTGCTACCTTCCGCGGTTCACAGTTCACACTGCCTCTGCCTCCTCTTCTTCGCCTACAAAAGGATTTTGGACCGCACACGGTTCGCGTGCGTGCGTGCGTGCTTGCTTGCTGCAAGAAATGAGCTGCTTGGGTTGGTTCAAGAAGCGGAGGTCGTCCAAGAGCAAGGAATCGTCGGGGAGGCGGGGCTCGACGACGACGACGGTGTCGGCGGTGAGCACGAGCAGGTCGGACGACTCCGGGGCGGTGAGGCCGGCGAGCAAGTCGACGGGGTCGACGTCGTCGCACCGGAGCATCTCGTCGCTGTACGAGGAGCGCGGCCACGGCCAGCTCCGGGACTTCGACTACGACGAGCTCCAGGCCGCCACCAACGGCTTCAGCCGCGCCCAGAAGCTCGGCGAGGGCGGCTTCGGCAGCGTCTACAAGGGCTTCGTCCGCTCCTCCCCCGCCGACGGCAAGGCCGCCGATCGCCTCGCCGTCGCCGTCAAGTGCCTGAACCAGCGGGGTCTCCAGGGACATAAGCAGTGGTTGGCGGAAGTACAGTTCCTTGGGGTTCTTGAGCACCCAAACCTTGTAAAGCTTCTTGGATATTGTGCCGTTGATGGTGAAAGGGGGCCACAAAGATTATTGGTGTATGAGTATATGCCTAATAAGAGCCTGGAAGATCACTTATTCGTCCGAGCTTATCCTCCTCTCTCATGGAATAGAAGGCTTCAAATAATCTTGGGTGCTGCAGAAGGATTAGCTTACCTGCATGAAGGGCAAGTTCAGGTAATCTACCGGGACTTCAAAGCATCTAACATTTTGTTGGACAAAGACTTCAGAGCAAAGCTGTCGGACTTCGGGCTAGCAAGGGAGGGACCAACAGGAGCAAACACTCACGTCTCAACAGCGGTGGTTGGGACGCACGGGTACGCGGCGCCGGACTACATAGAGACGGGGCACCTGACGGTGAAGAGCGACGTGTGGAGCTTCGGGGTGGTGCTGTACGAGATCCTGACGGGGCGGCGGACGCTGGACCGCCACCGGCCGCAGGGGGAGCAGAAGCTGCTGGAGTGGGTCGCCCAGTTCGCCCCCGACAGCCGCAACTTCCGCATGATCATGGATCCCAGGCTCCGCGGCGAGTACTCCGTCAAGGCCGCCCGCGACATCGCCAAGCTCGCCGAGTCCTGCCTCCTCAAGAACGCCAAGGAGCGCCCCACCATGTCCGAGGTCGTCGACGTCCTCCGCCGCGCCGTCCAGTCGCAGCCCGACCCTCCTCCTCCCCCCGCCGCCGCCGCCGCCGCCTCCGGCAAGGGGAAGAGGGTCGACGTCGCGCCGCAGCCGGCGAGGAGGAGGTGAGGTTGCACTCTGCTGCTATCATCGATCACGGCATGAATGAAGAAAGAAAAGTACAGAAAGAGAGACACAGAGACGAGTTGGTGGATTCTTGGCGTTTTTGTTTTTTGTTTTCCTTTCTATTTTTTAGGCTTATTTAGGATGAGGATAGTAGTATGAGAATACATTTGATTTGATTGGTAGATAACTACTCCCTCCGTCCCATAATATAAGGGATTTTGAGTTTTTACTTGCAACATTTGACCACTCGTCTTATTTAAATTTTTTTAAAATTATTATTTATTTTTTATTATATACAGTACTTTAAGCATAACTTTTTATTTTTTATATTTATAAAAAAATTAAATAAGACGAGTGATCAAACGATACAAACAAAAACTCAAAATTCCTTATATTATAGGACGGAGGGATTAGATTTCATTGAAA
CDS Sequence
- >LOC_Os09g36320.1
ATGAGCTGCTTGGGTTGGTTCAAGAAGCGGAGGTCGTCCAAGAGCAAGGAATCGTCGGGGAGGCGGGGCTCGACGACGACGACGGTGTCGGCGGTGAGCACGAGCAGGTCGGACGACTCCGGGGCGGTGAGGCCGGCGAGCAAGTCGACGGGGTCGACGTCGTCGCACCGGAGCATCTCGTCGCTGTACGAGGAGCGCGGCCACGGCCAGCTCCGGGACTTCGACTACGACGAGCTCCAGGCCGCCACCAACGGCTTCAGCCGCGCCCAGAAGCTCGGCGAGGGCGGCTTCGGCAGCGTCTACAAGGGCTTCGTCCGCTCCTCCCCCGCCGACGGCAAGGCCGCCGATCGCCTCGCCGTCGCCGTCAAGTGCCTGAACCAGCGGGGTCTCCAGGGACATAAGCAGTGGTTGGCGGAAGTACAGTTCCTTGGGGTTCTTGAGCACCCAAACCTTGTAAAGCTTCTTGGATATTGTGCCGTTGATGGTGAAAGGGGGCCACAAAGATTATTGGTGTATGAGTATATGCCTAATAAGAGCCTGGAAGATCACTTATTCGTCCGAGCTTATCCTCCTCTCTCATGGAATAGAAGGCTTCAAATAATCTTGGGTGCTGCAGAAGGATTAGCTTACCTGCATGAAGGGCAAGTTCAGGTAATCTACCGGGACTTCAAAGCATCTAACATTTTGTTGGACAAAGACTTCAGAGCAAAGCTGTCGGACTTCGGGCTAGCAAGGGAGGGACCAACAGGAGCAAACACTCACGTCTCAACAGCGGTGGTTGGGACGCACGGGTACGCGGCGCCGGACTACATAGAGACGGGGCACCTGACGGTGAAGAGCGACGTGTGGAGCTTCGGGGTGGTGCTGTACGAGATCCTGACGGGGCGGCGGACGCTGGACCGCCACCGGCCGCAGGGGGAGCAGAAGCTGCTGGAGTGGGTCGCCCAGTTCGCCCCCGACAGCCGCAACTTCCGCATGATCATGGATCCCAGGCTCCGCGGCGAGTACTCCGTCAAGGCCGCCCGCGACATCGCCAAGCTCGCCGAGTCCTGCCTCCTCAAGAACGCCAAGGAGCGCCCCACCATGTCCGAGGTCGTCGACGTCCTCCGCCGCGCCGTCCAGTCGCAGCCCGACCCTCCTCCTCCCCCCGCCGCCGCCGCCGCCGCCTCCGGCAAGGGGAAGAGGGTCGACGTCGCGCCGCAGCCGGCGAGGAGGAGGTGA
Protein Sequence
- >LOC_Os09g36320.1
MSCLGWFKKRRSSKSKESSGRRGSTTTTVSAVSTSRSDDSGAVRPASKSTGSTSSHRSISSLYEERGHGQLRDFDYDELQAATNGFSRAQKLGEGGFGSVYKGFVRSSPADGKAADRLAVAVKCLNQRGLQGHKQWLAEVQFLGVLEHPNLVKLLGYCAVDGERGPQRLLVYEYMPNKSLEDHLFVRAYPPLSWNRRLQIILGAAEGLAYLHEGQVQVIYRDFKASNILLDKDFRAKLSDFGLAREGPTGANTHVSTAVVGTHGYAAPDYIETGHLTVKSDVWSFGVVLYEILTGRRTLDRHRPQGEQKLLEWVAQFAPDSRNFRMIMDPRLRGEYSVKAARDIAKLAESCLLKNAKERPTMSEVVDVLRRAVQSQPDPPPPPAAAAAASGKGKRVDVAPQPARRR*