Information report for OsUgp2;Ugp2
Gene Details
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Functional Descriptions
- No transcripts were found in leaf, stem, lemma/palea, ripening grain and florets before the uninucleate microspore developmental stage, but a large quantity of OsUgp2 mRNA was found in pollen at the binucleate and mature stages.
- OsUgp2, a rice UDP-glucose pyrophosphorylase gene, has previously been shown to preferentially express in maturing pollens and plays an important role in pollen starch accumulation.
- Northern blot and RNA in situ hybridization indicated that the expression of OsUgp2 was preferentially in pollen and developmentally regulated.
- The pollen fertility of 16 independent transgenic rice plants was found between 25% and 90%, which was correlated with the amount of OsUgp2 mRNA.
- These results demonstrated that OsUgp2 is a pollen-preferential “late gene and plays a key role during pollen maturation, especially for starch accumulation.
- OsUgp2 complements OsUgp1 to fulfill the UGPase’s functions necessary for the full process of pollen development.
- UDP-glucose pyrophosphorylase2 (OsUgp2), a pollen-preferential gene in rice, plays a critical role in starch accumulation during pollen maturation.
- In this study, a full-length cDNA of OsUgp2 was isolated from rice anther.
- Expressing a double-stranded RNA interference construct in Ugp1-RI plants resulted in complete suppression of both Ugp1 and Ugp2, together with various pleiotropic developmental abnormalities, suggesting that UGPase plays critical roles in plant growth and development.
- Functional analysis of a rice late pollen-abundant UDP-glucose pyrophosphorylase (OsUgp2) promoter.
Functional Keywords
Literature and News
- Functional analysis of a rice late pollen-abundant UDP-glucose pyrophosphorylase (OsUgp2) promoter . DOI: 10.1007/s11033-010-0553-9 ; PMID: 21113669
- UDP-glucose pyrophosphorylase2 (OsUgp2), a pollen-preferential gene in rice, plays a critical role in starch accumulation during pollen maturation . DOI: 10.1007/s11434-008-0568-y
- Rice UDP-glucose pyrophosphorylase1 is essential for pollen callose deposition and its cosuppression results in a new type of thermosensitive genic male sterility . DOI: 10.1105/tpc.106.044123 ; PMID: 17400897
- An L-type lectin receptor-like kinase promotes starch accumulation during rice pollen maturation . DOI: 10.1242/dev.196378 ; PMID: 33658224
Gene Resources
- UniProt: Q6ZGL5
- EMBL: AK071248, AP014958
- AlphaFoldDB: Q6ZGL5
- EnsemblPlants: Os02t0117700-01
- Gramene: Os02t0117700-01
- KEGG: osa:4328091
- Orthologous matrix: WFGSSIT
- InterPro: IPR002618, IPR016267, IPR029044
- PANTHER: PTHR43511
- SUPFAM: SSF53448
- Gene3D: 2.160.10.10, 3.90.550.10
- OrthoDB: Q6ZGL5
- SWISS-MODEL: Q6ZGL5
- Conserved Domain Database: cd00897
- eggNOG: KOG2638
Sequences
cDNA Sequence
- >LOC_Os02g02560.1
AAGATCGAGCTTTCTCCGATCCGATCCGATTCATCTGTCTCATCAGATCAGCGTGAAGCAGCGGCAAGAACACAAAAATGGCGGACGAGAAGCTCGCCAAGCTGCGTGAAGCCGTCGCCGGCCTCTCGCAGATCAGTGACAACGAGAAGTCCGGGTTCATCAGCCTCGTCGCCCGCTACCTCAGTGGCGAGGAGGAGCATGTGGAATGGGCAAAGATCCACACGCCGACGGACGAGGTGGTGGTGCCGTACGACACCCTGGCGGCGCCGCCGGAGGACTTGGAGGAGACCAAGAAGCTGCTCAACAAGCTCGCCGTGCTCAAGCTCAACGGCGGCCTCGGCACCACCATGGGATGCACCGGACCAAAATCGGTCATCGAAGTGCGCAACGGATTCACATTCCTCGACTTGATTGTGATCCAGATCGAGTCCCTCAACAAGAAGTATGGCAGCAATGTCCCACTGCTTCTGATGAACTCATTCAACACCCATGAAGACACCTTGAAGATTGTTGAGAAATACACCAATTCGAACATTGAAGTCCATACTTTCAATCAGAGCCAGTATCCTCGTGTGGTAGCCGATGAGTTCTTGCCATGGCCTTCCAAGGGGAAGACCTGCAAGGATGGCTGGTACCCTCCTGGCCATGGTGATATCTTCCCATCCCTGATGAACAGTGGCAAGCTTGATTTGTTACTTTCACAGGGAAAGGAGTATGTGTTCATTGCAAACTCAGATAACTTGGGTGCTATAGTGGACATGAAGATACTGAACCATTTGATCCACAAACAGAATGAATATTGCATGGAGGTTACCCCGAAAACTCTGGCTGATGTTAAAGGTGGCACACTGATCTCATATGAAGACAAGGTTCAGCTCCTGGAGATTGCACAAGTTCCTGATGCACATGTGAATGAATTCAAATCCATCGAGAAATTCAAGATCTTCAACACGAACAATCTATGGGTGAACTTGAAGGCTATCAAGCGCCTTGTTGAGGCTGATGCACTAAAGATGGAGATCATTCCAAACCCTAAGGAAGTGGATGGAGTTAAAGTTCTTCAGTTGGAAACAGCAGCTGGTGCAGCAATCAGGTTCTTTGATCACGCAATTGGTATCAATGTTCCAAGGTCCCGGTTCCTACCAGTGAAGGCAACATCAGATTTGCAGCTAGTACAGTCTGATCTATATACCTTGGTTGATGGCTTTGTTACACGCAACCCGGCCAGAACAAACCCATCGAATCCCTCAATTGAACTGGGTCCAGAGTTCAAGAAGGTCGGGTGTTTCCTTGGTCGCTTCAAGTCAATCCCCAGCATTGTTGAGCTTGACACCTTGAAGGTTTCCGGTGATGTTTGGTTTGGCTCTAGCATCACATTGAAGGGCAAGGTGACCATCACAGCCCAACCTGGTGTCAAACTGGAAATCCCAGATGGAGCAGTGATCGAGAACAAGGATATCAATGGCCCCGAGGACCTTTGAGCGAAAGGATGCAGAGTTCACAAAGAGAGATCATATCACCATTCCATATAATCAATCAAGCTCCACGACATTGTGGAGAATATTTTTGATCCAATATTGCTTCGGCATAAGGAATAACAAAATTAGTACATGTCTTTTACCTACTTGACTTTGCTTCTTGTTCTATTTTCTCCTTGTGAGTGGGCAAACAAGTCATGTCCCGGCAAAATATCATATGAACATATTTGGTTACATATCTGTTCAACAATCAGCAAGAAAACAAAATGTTATAATTCCATTAACGTTTGTCACTAAAACCTGTG
CDS Sequence
- >LOC_Os02g02560.1
ATGGCGGACGAGAAGCTCGCCAAGCTGCGTGAAGCCGTCGCCGGCCTCTCGCAGATCAGTGACAACGAGAAGTCCGGGTTCATCAGCCTCGTCGCCCGCTACCTCAGTGGCGAGGAGGAGCATGTGGAATGGGCAAAGATCCACACGCCGACGGACGAGGTGGTGGTGCCGTACGACACCCTGGCGGCGCCGCCGGAGGACTTGGAGGAGACCAAGAAGCTGCTCAACAAGCTCGCCGTGCTCAAGCTCAACGGCGGCCTCGGCACCACCATGGGATGCACCGGACCAAAATCGGTCATCGAAGTGCGCAACGGATTCACATTCCTCGACTTGATTGTGATCCAGATCGAGTCCCTCAACAAGAAGTATGGCAGCAATGTCCCACTGCTTCTGATGAACTCATTCAACACCCATGAAGACACCTTGAAGATTGTTGAGAAATACACCAATTCGAACATTGAAGTCCATACTTTCAATCAGAGCCAGTATCCTCGTGTGGTAGCCGATGAGTTCTTGCCATGGCCTTCCAAGGGGAAGACCTGCAAGGATGGCTGGTACCCTCCTGGCCATGGTGATATCTTCCCATCCCTGATGAACAGTGGCAAGCTTGATTTGTTACTTTCACAGGGAAAGGAGTATGTGTTCATTGCAAACTCAGATAACTTGGGTGCTATAGTGGACATGAAGATACTGAACCATTTGATCCACAAACAGAATGAATATTGCATGGAGGTTACCCCGAAAACTCTGGCTGATGTTAAAGGTGGCACACTGATCTCATATGAAGACAAGGTTCAGCTCCTGGAGATTGCACAAGTTCCTGATGCACATGTGAATGAATTCAAATCCATCGAGAAATTCAAGATCTTCAACACGAACAATCTATGGGTGAACTTGAAGGCTATCAAGCGCCTTGTTGAGGCTGATGCACTAAAGATGGAGATCATTCCAAACCCTAAGGAAGTGGATGGAGTTAAAGTTCTTCAGTTGGAAACAGCAGCTGGTGCAGCAATCAGGTTCTTTGATCACGCAATTGGTATCAATGTTCCAAGGTCCCGGTTCCTACCAGTGAAGGCAACATCAGATTTGCAGCTAGTACAGTCTGATCTATATACCTTGGTTGATGGCTTTGTTACACGCAACCCGGCCAGAACAAACCCATCGAATCCCTCAATTGAACTGGGTCCAGAGTTCAAGAAGGTCGGGTGTTTCCTTGGTCGCTTCAAGTCAATCCCCAGCATTGTTGAGCTTGACACCTTGAAGGTTTCCGGTGATGTTTGGTTTGGCTCTAGCATCACATTGAAGGGCAAGGTGACCATCACAGCCCAACCTGGTGTCAAACTGGAAATCCCAGATGGAGCAGTGATCGAGAACAAGGATATCAATGGCCCCGAGGACCTTTGA
Protein Sequence
- >LOC_Os02g02560.1
MADEKLAKLREAVAGLSQISDNEKSGFISLVARYLSGEEEHVEWAKIHTPTDEVVVPYDTLAAPPEDLEETKKLLNKLAVLKLNGGLGTTMGCTGPKSVIEVRNGFTFLDLIVIQIESLNKKYGSNVPLLLMNSFNTHEDTLKIVEKYTNSNIEVHTFNQSQYPRVVADEFLPWPSKGKTCKDGWYPPGHGDIFPSLMNSGKLDLLLSQGKEYVFIANSDNLGAIVDMKILNHLIHKQNEYCMEVTPKTLADVKGGTLISYEDKVQLLEIAQVPDAHVNEFKSIEKFKIFNTNNLWVNLKAIKRLVEADALKMEIIPNPKEVDGVKVLQLETAAGAAIRFFDHAIGINVPRSRFLPVKATSDLQLVQSDLYTLVDGFVTRNPARTNPSNPSIELGPEFKKVGCFLGRFKSIPSIVELDTLKVSGDVWFGSSITLKGKVTITAQPGVKLEIPDGAVIENKDINGPEDL*