Information report for OsGLK1
Gene Details
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Functional Descriptions
- Using rice expression-microarray and northern blot analyses, we found that a large number of nucleus-encoded genes involved in chloroplast functions were highly expressed and transcripts of plastid-encoded genes, psaA, psbA and rbcL, increased in the OsGLK1-FOX calli.
- Transmission electron microscopy showed the existence of differentiated chloroplasts with grana stacks in OsGLK1-FOX calli cells.
- Furthermore, we found developed chloroplasts in vascular bundle and bundle sheath cells of coleoptiles and leaves from OsGLK1-FOX seedlings.
- The OsGLK1-FOX calli exhibited high photosynthetic activity and were able to grow on sucrose-depleted media, indicating that developed chloroplasts in OsGLK1-FOX rice calli are functional and active.
- These results strongly suggest that OsGLK1 regulates chloroplast development under the control of light and phytohormones, and that it is a key regulator of chloroplast development.
- Ectopic overexpression of the transcription factor OsGLK1 induces chloroplast development in non-green rice cells.
- In both lines, OsGLK1 cDNA encoding a GARP transcription factor was ectopically overexpressed.
- Our results revealed that OsGLK1 confers favorable characters in rice endosperm and could help to refine strategies for the carotenoid and other plastid-synthesized micronutrient fortification in bioengineered plants.
- A major resistance QTL was identified on chromosome 6 in rice variety Wuke; both overexpression and knockdown experiments confirmed that OsGLK1 is the candidate gene for association with Rice black-streaked dwarf virus disease.
- Furthermore, OsGLK1 knockdown rice lines were investigated and the resistance ability was significantly declined without this gene compared to the wild type.
- Taken together, both overexpression and knockdown experiments strongly suggested that OsGLK1 plays an important role for RBSDV resistance and contributes to the major QTL.
- The study paves the way for elucidating the molecular mechanism underlying RBSDVD resistance and the molecular markers associated with OsGLK1 may be used for marker-assisted selection.
Functional Keywords
- chloroplast , transcription-factor , seedling , phytohormone , vascular-bundle , sheath , endosperm , resistance , disease , dwarf
Literature and News
- Ectopic overexpression of the transcription factor OsGLK1 induces chloroplast development in non-green rice cells . DOI: 10.1093/pcp/pcp138 ; PMID: 19808806
- Rice carotenoid biofortification and yield improvement conferred by endosperm-specific overexpression of OsGLK1 . DOI: 10.3389/fpls.2022.951605 ; PMID: 35909772
- Golden 2-like transcription factor contributes to the major QTL against rice black-streaked dwarf virus disease . DOI: 10.1007/s00122-022-04214-9 ; PMID: 36100693
- Shade represses photosynthetic genes by disrupting the DNA binding of GOLDEN2-LIKE1 . DOI: 10.1093/plphys/kiad029 ; PMID: 36702576
Gene Resources
- UniProt: Q5Z5I4
- EMBL: AK061946, AK065184, AK098909
- AlphaFoldDB: Q5Z5I4
- EnsemblPlants: Os06t0348800-01, Os06t0348800-03
- Gramene: Os06t0348800-01, Os06t0348800-03
- KEGG: dosa:Os06g0348800
- Orthologous matrix: YWHQHQR
- InterPro: IPR001005, IPR006447, IPR009057
- PANTHER: PTHR31312, PTHR31312:SF3
- SUPFAM: SSF46689
- PROSITE: PS51294
- Gene3D: 1.10.10.60
- OrthoDB: Q5Z5I4
- SWISS-MODEL: Q5Z5I4
- eggNOG: ENOG502QWCV
Sequences
cDNA Sequence
- >LOC_Os06g24070.1
CTCGCAACTAACAATACCTCGCACCTAGTCACCACCGCACCAACCGCGCGCGACCGGCCCCCCGTCAGTCGAAAGCTGAGCCTGAGCGAGCAACTGATGCCGCTAGCTATAGCTGCTGCCTGCAGCACGCAGCGCCCGTAACCTAACGTATCATTTACTTCCATTGCACTGCACATCCTGTGAGTTCGTTGTCTGAGTGAGAGCTGGACGTGCTGCACCGAGCTCCTGGCCGAGATGCTTGCCGTGTCGCCGGCGATGTGCCCCGACATTGAGGACCGCGCCGCGGTGGCCGGCGATGCTGGCATGGAGGTCGTCGGGATGTCGTCGGACGACATGGATCAGTTCGACTTCTCCGTCGATGACATAGACTTCGGGGACTTCTTCCTGAGGCTGGAGGACGGTGATGTGCTCCCGGACCTCGAGGTCGACCCGGCCGAGATCTTCACCGACTTCGAGGCAATCGCGACGAGTGGAGGCGAAGGTGTGCAGGACCAGGAGGTGCCCACCGTCGAGCTCTTGGCGCCTGCGGACGACGTCGGTGTGCTGGATCCGTGCGGCGATGTCGTCGTCGGGGAGGAGAACGCGGCGTTTGCCGGGGCTGGAGAGGAGAAGGGAGGGTGTAACCAGGACGATGATGCGGGGGAAGCGAATGTCGACGATGGAGCCGCGGCGGTTGAGGCCAAGTCTTCGTCGCCGTCATCGACGACGTCGTCGTCGCAGGAGGCTGAGAGCCGGCACAAGTCATCCAGCAAGAGCTCCCATGGGAAGAAGAAAGCGAAGGTGGACTGGACGCCTGAGCTTCACCGGAGGTTCGTGCAGGCGGTGGAGCAGCTCGGCATCGACAAGGCCGTGCCGTCGAGGATACTTGAGATCATGGGGATCGACTCTCTCACCCGGCACAACATAGCCAGCCATCTTCAGAAGTACCGGTCACACAGAAAACACATGATTGCGAGAGAGGCGGAGGCAGCGAGTTGGACCCAACGGCGGCAGATTTACGCCGCCGGTGGAGGTGCTGTTGCGAAGAGGCCGGAGTCCAACGCGTGGACCGTGCCAACCATTGGCTTCCCTCCTCCTCCGCCACCACCACCATCACCGGCTCCGATTCAACATTTTGCTCGCCCGTTGCATGTTTGGGGCCACCCGACGATGGACCCGTCCCGAGTTCCAGTGTGGCCACCGCGGCACCTCGTTCCCCGTGGCCCGGCGCCACCATGGGTTCCACCGCCGCCGCCGTCGGACCCTGCTTTCTGGCACCACCCTTACATGAGGGGGCCAGCACATGTGCCAACTCAAGGGACACCTTGCATGGCGATGCCCATGCCAGCTGCGAGATTTCCTGCTCCACCGGTGCCAGGAGTTGTCCCGTGTCCAATGTATAGGCCATTGACTCCACCAGCACTGGCGAGCAAGAATCAGCAGGACGCACAGCTTCAACTCCAGGTTCAACCATCAAGCGAGAGCATCGACGCAGCTATCGGTGATGTTTTATCGAAACCGTGGTTGCCTTTGCCTCTTGGACTGAAGCCACCTTCAGTGGACAGTGTGATGGGCGAGCTGCAGAGGCAAGGCGTAGCAAACGTTCCTCCAGCGTGTGGATGATATTTGCATGATAGATTGATGGTTCCGTTACTGACTGATTGCTTATCTGGTCAGTTCACCAAAAAATGGGAAAATTCGCCGACATGTCCTTTTATTTTTCTTTTGGCCTAGCGTTTCTTGGACATCTCGTTTAATTTTTAACTTGTGCAGAGTTCGAAAGACATCTTTGTTTCGACTCCGGGAGAAATTAACCTGCGTATTGTAAATGTAAAATGTATTGGCCGTGAGTTCTCAGCAGCTAAGAATAAATTAAATAATGGTCCTCCGAGTAGGGTTTACTTGATTTTGCGTGTTGGTGTTGGTTCAAACGCTCTAATATCTAAATTCCGCATTGTACTATTTTCACAAAGGAAAGTAGCCCCCGCAATTGCACAGGCTTCTT
CDS Sequence
- >LOC_Os06g24070.1
ATGCTTGCCGTGTCGCCGGCGATGTGCCCCGACATTGAGGACCGCGCCGCGGTGGCCGGCGATGCTGGCATGGAGGTCGTCGGGATGTCGTCGGACGACATGGATCAGTTCGACTTCTCCGTCGATGACATAGACTTCGGGGACTTCTTCCTGAGGCTGGAGGACGGTGATGTGCTCCCGGACCTCGAGGTCGACCCGGCCGAGATCTTCACCGACTTCGAGGCAATCGCGACGAGTGGAGGCGAAGGTGTGCAGGACCAGGAGGTGCCCACCGTCGAGCTCTTGGCGCCTGCGGACGACGTCGGTGTGCTGGATCCGTGCGGCGATGTCGTCGTCGGGGAGGAGAACGCGGCGTTTGCCGGGGCTGGAGAGGAGAAGGGAGGGTGTAACCAGGACGATGATGCGGGGGAAGCGAATGTCGACGATGGAGCCGCGGCGGTTGAGGCCAAGTCTTCGTCGCCGTCATCGACGACGTCGTCGTCGCAGGAGGCTGAGAGCCGGCACAAGTCATCCAGCAAGAGCTCCCATGGGAAGAAGAAAGCGAAGGTGGACTGGACGCCTGAGCTTCACCGGAGGTTCGTGCAGGCGGTGGAGCAGCTCGGCATCGACAAGGCCGTGCCGTCGAGGATACTTGAGATCATGGGGATCGACTCTCTCACCCGGCACAACATAGCCAGCCATCTTCAGAAGTACCGGTCACACAGAAAACACATGATTGCGAGAGAGGCGGAGGCAGCGAGTTGGACCCAACGGCGGCAGATTTACGCCGCCGGTGGAGGTGCTGTTGCGAAGAGGCCGGAGTCCAACGCGTGGACCGTGCCAACCATTGGCTTCCCTCCTCCTCCGCCACCACCACCATCACCGGCTCCGATTCAACATTTTGCTCGCCCGTTGCATGTTTGGGGCCACCCGACGATGGACCCGTCCCGAGTTCCAGTGTGGCCACCGCGGCACCTCGTTCCCCGTGGCCCGGCGCCACCATGGGTTCCACCGCCGCCGCCGTCGGACCCTGCTTTCTGGCACCACCCTTACATGAGGGGGCCAGCACATGTGCCAACTCAAGGGACACCTTGCATGGCGATGCCCATGCCAGCTGCGAGATTTCCTGCTCCACCGGTGCCAGGAGTTGTCCCGTGTCCAATGTATAGGCCATTGACTCCACCAGCACTGGCGAGCAAGAATCAGCAGGACGCACAGCTTCAACTCCAGGTTCAACCATCAAGCGAGAGCATCGACGCAGCTATCGGTGATGTTTTATCGAAACCGTGGTTGCCTTTGCCTCTTGGACTGAAGCCACCTTCAGTGGACAGTGTGATGGGCGAGCTGCAGAGGCAAGGCGTAGCAAACGTTCCTCCAGCGTGTGGATGA
Protein Sequence
- >LOC_Os06g24070.1
MLAVSPAMCPDIEDRAAVAGDAGMEVVGMSSDDMDQFDFSVDDIDFGDFFLRLEDGDVLPDLEVDPAEIFTDFEAIATSGGEGVQDQEVPTVELLAPADDVGVLDPCGDVVVGEENAAFAGAGEEKGGCNQDDDAGEANVDDGAAAVEAKSSSPSSTTSSSQEAESRHKSSSKSSHGKKKAKVDWTPELHRRFVQAVEQLGIDKAVPSRILEIMGIDSLTRHNIASHLQKYRSHRKHMIAREAEAASWTQRRQIYAAGGGAVAKRPESNAWTVPTIGFPPPPPPPPSPAPIQHFARPLHVWGHPTMDPSRVPVWPPRHLVPRGPAPPWVPPPPPSDPAFWHHPYMRGPAHVPTQGTPCMAMPMPAARFPAPPVPGVVPCPMYRPLTPPALASKNQQDAQLQLQVQPSSESIDAAIGDVLSKPWLPLPLGLKPPSVDSVMGELQRQGVANVPPACG*