Information report for OsPIP2;4
Gene Details
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Functional Descriptions
- Two rice plasma membrane intrinsic proteins, OsPIP2;4 and OsPIP2;7, are involved in transport and providing tolerance to boron toxicity.
- Transcript analysis demonstrated that the expression of OsPIP2;4 and OsPIP2;7 were downregulated in shoots and strongly upregulated in rice roots by high B treatment.
- Arabidopsis lines overexpressing OsPIP2;4 and OsPIP2;7 showed significantly higher biomass production and greater root length, however there was no difference in B accumulation in long term uptake assay.
- Short-term uptake assay using tracer B ((1)(0)B) in shoots and roots demonstrated increased (1)(0)B accumulation in Arabidopsis lines expressing OsPIP2;4 and OsPIP2;7, compare to wild type control plants.
- Efflux assay of B in the roots showed that (1)(0)B was effluxed from the Arabidopsis transgenic plants overexpressing OsPIP2;4 or OsPIP2;7 during the initial 1-h of assay.
- These data indicate that OsPIP2;4 and OsPIP2;7 are involved in mediating B transport in rice and provide tolerance via efflux of excess B from roots and shoot tissues.
- Overexpression of OsPIP2;4, OsPIP2;6, and OsPIP2;7 in Arabidopsis yielded enhanced arsenite tolerance and higher biomass accumulation.
- qRT-PCR analysis of PIPs in rice root and shoot tissues revealed a significant down regulation of transcripts encoding OsPIP1;2, OsPIP1;3, OsPIP2;4, OsPIP2;6, and OsPIP2;7 in response to arsenite treatment.
- Heterologous expression of OsPIP2;4, OsPIP2;6, and OsPIP2;7 in Xenopus laevis oocytes significantly increased the uptake of arsenite.
- Expression levels of two root-specific aquaporin genes, OsPIP2;4 and OsPIP2;5, were increased significantly after 6 and 13 d of LRT exposure.
Literature and News
- Two rice plasma membrane intrinsic proteins, OsPIP2;4 and OsPIP2;7, are involved in transport and providing tolerance to boron toxicity . DOI: 10.1007/s00425-013-1969-y ; PMID: 24142111
- The role of water channel proteins and nitric oxide signaling in rice seed germination . DOI: 10.1038/cr.2007.34 ; PMID: 17452999
- Influence of low air humidity and low root temperature on water uptake, growth and aquaporin expression in rice plants . DOI: 10.1093/pcp/pcs087 ; PMID: 22685088
- Members of rice plasma membrane intrinsic proteins subfamily are involved in arsenite permeability and tolerance in plants . DOI: 10.1007/s11248-012-9600-8 ; PMID: 22350764
Gene Resources
- UniProt: Q8GRT8
- EMBL: AK072632, AP003802, AP004668
- AlphaFoldDB: Q8GRT8
- EnsemblPlants: Os07t0448100-01
- Gramene: Os07t0448100-01
- KEGG: dosa:Os07g0448100
- Orthologous matrix: ATPNWIC
- InterPro: IPR000425, IPR022357, IPR023271
Sequences
cDNA Sequence
- >LOC_Os07g26630.1
ACAACACTTGCAAACCTCTCTCAAGCAGCTTAGCTCCTGCCTCCTCCTTCTGTGATCACTTCTTGCAAACCAATCGAGTCCTCAACGAGGTCAATGGGCAAAGAGGTGGACGTGTCCACTCTCGAGGCCGGCGGCGCCCGGGACTACATCGACCCGCCGCCGGCGCCGCTCGTCGACGTCGACGAGCTGGGCAAGTGGTCGCTGTACCGCGCGCTGATCGCCGAGTTCGTCGCCACGCTGCTCTTCCTCTACGTCACGGTGGCCACGGTGATCGGGTACAAGCACCAGACGGACGCCGCCGTGAACGGCGCCGACGCGGCGTGCGGCGGTGTGGGCGTCCTCGGCATCGCGTGGGCGTTCGGCGGCATGATCTTCATCCTCGTCTACTGCACCGCCGGCGTCTCCGGCGGGCACATCAACCCGGCGGTGACACTCGGCCTCTTCCTGGCGCGGAAGGTGTCCCTGGTGCGCGCCCTCCTGTACATGGCGGCGCAGTGCCTCGGCGCCATCTGCGGCGTCGCGCTCGTCAAGGGGTTCCAGAGCTCGCTCTACGACAGGTACGGCGGCGGCGCCAACGAGCTCGCCGCCGGCTACTCCACCGGCACCGGCCTCGCCGCCGAGATCATCGGCACCTTCGTGCTCGTGTACACCGTCTTCTCCGCCACCGATCCCAAGCGCAACGCCCGCGACTCACATGTTCCCGTGTTGGCTCCGCTGCCAATCGGGTTCGCGGTGTTCATGGTGCACCTGGCGACGATCCCGATCACCGGCACCGGCATCAACCCGGCCAGGAGCCTCGGCGTCGCCGTGGTCTACAACAACAACAAGGCCTGGAGTGATCAGTGGATCTTCTGGGTTGGGCCGTTCATCGGCGCGGCGATCGCGGCGCTGTACCACCAGGTCATCCTCCGTGCCAGTGCAAGGGGCTACGGCTCCTTCCGGAGCAACGCGTAGTTGAGCTCGTCTGGTGATATCCGTGGTCAAGTCGGCATTGTTTGGGCTCTTTCTCCTTCAGAGTTTAAGGTGAATGGAGAGAACAGAGCACCTGTTCGTCAGTAGTAGAAGCAGCTTCAGTTTAAGTGAGAAGCCCTGCAGTGTGGTGTATGTTTCAGTGTTTGCAATGCAAGTGTAAACTCTGTCCCTCTGTTGTCTTCATGTTTCTAAGAATCTAAGTGAACCAAAAGTCAATAAATTGAGGTGGTAGAGTTGAAGTGATCAAGGGTGCCTACAAATTAAGGGCGAAATTGTCCATGTGACAGGCTCTTAGCAAGTGACATGCTCCTAAAGAACTTTAAGAAGAAAAATATGTTGTTATATA
CDS Sequence
- >LOC_Os07g26630.1
ATGGGCAAAGAGGTGGACGTGTCCACTCTCGAGGCCGGCGGCGCCCGGGACTACATCGACCCGCCGCCGGCGCCGCTCGTCGACGTCGACGAGCTGGGCAAGTGGTCGCTGTACCGCGCGCTGATCGCCGAGTTCGTCGCCACGCTGCTCTTCCTCTACGTCACGGTGGCCACGGTGATCGGGTACAAGCACCAGACGGACGCCGCCGTGAACGGCGCCGACGCGGCGTGCGGCGGTGTGGGCGTCCTCGGCATCGCGTGGGCGTTCGGCGGCATGATCTTCATCCTCGTCTACTGCACCGCCGGCGTCTCCGGCGGGCACATCAACCCGGCGGTGACACTCGGCCTCTTCCTGGCGCGGAAGGTGTCCCTGGTGCGCGCCCTCCTGTACATGGCGGCGCAGTGCCTCGGCGCCATCTGCGGCGTCGCGCTCGTCAAGGGGTTCCAGAGCTCGCTCTACGACAGGTACGGCGGCGGCGCCAACGAGCTCGCCGCCGGCTACTCCACCGGCACCGGCCTCGCCGCCGAGATCATCGGCACCTTCGTGCTCGTGTACACCGTCTTCTCCGCCACCGATCCCAAGCGCAACGCCCGCGACTCACATGTTCCCGTGTTGGCTCCGCTGCCAATCGGGTTCGCGGTGTTCATGGTGCACCTGGCGACGATCCCGATCACCGGCACCGGCATCAACCCGGCCAGGAGCCTCGGCGTCGCCGTGGTCTACAACAACAACAAGGCCTGGAGTGATCAGTGGATCTTCTGGGTTGGGCCGTTCATCGGCGCGGCGATCGCGGCGCTGTACCACCAGGTCATCCTCCGTGCCAGTGCAAGGGGCTACGGCTCCTTCCGGAGCAACGCGTAG
Protein Sequence
- >LOC_Os07g26630.1
MGKEVDVSTLEAGGARDYIDPPPAPLVDVDELGKWSLYRALIAEFVATLLFLYVTVATVIGYKHQTDAAVNGADAACGGVGVLGIAWAFGGMIFILVYCTAGVSGGHINPAVTLGLFLARKVSLVRALLYMAAQCLGAICGVALVKGFQSSLYDRYGGGANELAAGYSTGTGLAAEIIGTFVLVYTVFSATDPKRNARDSHVPVLAPLPIGFAVFMVHLATIPITGTGINPARSLGVAVVYNNNKAWSDQWIFWVGPFIGAAIAALYHQVILRASARGYGSFRSNA*