Gene Details:

  • Gene ID: AT4G26850
  • Gene Symbol: GGP, VTC2
  • Gene Name: GDP-l-galactose phosphorylase, vitamin c defective 2
  • Description: GDP-L-galactose phosphorylase 1;(source:Araport11)
  • Description: Derives_from AT4G26850;(source:Araport11)
  • TAIR Accession: locus:2116342
  • Genome: Araport11_genome_release
  • Species: Arabidopsis thaliana

Transcripts:

Plant Ontology Annotations:

  • PO:0000037  — shoot axis apex — ápice del epiblasto (epiblastema) (Spanish, exact), シュート頂、茎頂 (Japanese, exact)
  • PO:0008019  — leaf lamina base — base de la lámina de la hoja (Spanish, exact), 葉身基部 (Japanese, exact)
  • PO:0009006  — shoot system — sistema de epiblasto (epiblastema) (Spanish, exact), シュート系、苗条系 (Japanese, exact), Poaceae crown (related), shoot (related), thalli (related), thallus (related), tree crown (narrow)
  • PO:0009009  — plant embryo — embrión (Spanish, exact), 植物胚 (Japanese, exact), germ (related), embryo (broad)
  • PO:0009025  — vascular leaf — foliage leaf (exact), hoja vascular (Spanish, exact), leaf, vascular (exact), vascular leaves (exact, plural), 維管束のある葉, または維管束植物の葉 (Japanese, exact), crozier (related), macrophyll (related), megaphyll (related), ascidia (narrow), ascidium (narrow), fiddlehead (narrow), frond (narrow), needle-like leaf (narrow), pitcher (narrow), pitcher blade (narrow), pitcher-blade (narrow), scale-like leaf (narrow), sterile frond (narrow), trophophyll (narrow)
  • PO:0009029  — stamen — estambre (Spanish, exact), 雄蕊 (Japanese, exact), Poaceae stamen (narrow), Zea stamen (narrow)
  • PO:0009031  — sepal — sépalo (Spanish, exact), がく片 (Japanese, exact)
  • PO:0009046  — flower — flor (Spanish, exact), 花 (Japanese, exact), floret (related), Asteraceae floret (narrow), basal flower (narrow), double flower (narrow), hermaphrodite flower (narrow), monoclinous flower (narrow), perfect flower (narrow)
  • PO:0009052  — inflorescence flower pedicel — 小花柄 (Japanese, related), pedicelo (Spanish, broad)
  • PO:0020030  — cotyledon — cotiledón (Spanish, exact), seed leaf (exact), 子葉 (Japanese, exact)
  • PO:0020038  — petiole — pecíolo (Spanish, exact), 葉柄 (Japanese, exact)
  • PO:0020100  — hypocotyl — hipocótile (Spanish, exact), 胚軸 (Japanese, exact)
  • PO:0020137  — leaf apex — ápice de la hoja (Spanish, exact), 葉先 (Japanese, exact), leaf lamina apex (narrow), phyllid apex (narrow)
  • PO:0025022  — collective leaf structure — estructura colectiva de hoja (Spanish, exact), leaf series (exact), 葉が集まった構造 (Japanese, exact), leaf whorl (narrow), rosette (narrow), cycle (broad), verticil (broad)
  • PO:0025281  — pollen — polen (Spanish, exact), pollen grain (exact), 花粉 (Japanese, exact)

Gene Ontology:

  • GO:0052544  — acts upstream of or within — defense response by callose deposition in cell wall
  • GO:0042742  — acts upstream of or within — defense response to bacterium
  • GO:0019853  — acts upstream of or within — L-ascorbic acid biosynthetic process
  • GO:0019852  — acts upstream of or within — L-ascorbic acid metabolic process
  • GO:0010472  — enables — GDP-galactose:glucose-1-phosphate guanylyltransferase activity
  • GO:0009408  — acts upstream of or within — response to heat
  • GO:0006006  — involved in — glucose metabolic process

Germplasm Phenotype:

  • CS69540  — Approximately 70% decrease in ascorbate levels.
  • CS69541  — Approximately 70% decrease in ascorbate levels.
  • CS888262  — low levels of ascorbic acid (AsA) in leaf tissue of mature plants
  • SAIL_769_H05 (homo)  — Under both FRc and Rc conditions, the length of mutant hypocotyls and cotyledon area are similar to that of wild type.
  • vtc2  — have 10-25% of wild type ascorbic acid, exhibit microlesions, express pathogenesis-related (PR) proteins, and have enhanced basal resistance against infections caused by Pseudomonas syringae. The mutants have a delayed senescence phenotype with smaller leaf cells than the wild type at leaf maturity. The vtc leaves have more glutathione than the wild type, with higher ratios of reduced glutathione to glutathione disulfide.
  • vtc2-1 vtc5-1  — seedlings stopped growing after initial expansion of the cotyledons, which then bleached within 2 weeks. Can be rescued by supplementing the growth medium with L-galactose or ascorbate.

Literature:

Sequence:

cDNA Sequence
  • >AT4G26850.1 CTGGTTCACTCATCTCCTATCTATTTAAAGCCCATTCGATATCCTAAAACACTGTATCATCAAAAAACACCTCAAAGAATTATTCATTCAGGCATCTTCTCAAATTTTTGTTTGTGAAAAAAACCCACATCAAAAGATCTCTCATTTATTCGTTTCGTTTCTGCTGTTTTGAGTGTCGGGTTCGTTTTAGCTGTAATCTTTTTTTCCGGCGTTCGATTTGAAAAAATCCGGGGAACAGGTGATCGGAATCACGGCTATACACGGGATATCACGGGGTGTTAGCTCACATGTCCATATTGTCCGACAGAAGGGTTGTTTAATCGAAACTAATCCTTTGCCGCACGGAGGACGTGGAGCTCTGCCGTCTGAAGGCGGCAGCCCTTCCGATCTCCTCTTTCTCGCCGGTGGCGGTTCCAGCTTTAACTTCTTTTCCTTTAGGTTTTAGGAGTTAGGGTTTGTTAGTGTTTTTTCCTTCTTCTTTTTTTGGTGCTCTTGAATCGCTTTTTTCTTGGGGGAAGTTTTTTCTTTTGCTCTTCGAAATTTGTCTTTTTTGAGAATGTTGAAAATCAAAAGAGTTCCGACCGTTGTTTCGAACTACCAGAAGGACGATGGAGCGGAGGATCCCGTCGGCTGTGGACGGAATTGCCTCGGCGCTTGTTGCCTTAACGGGGCTAGGCTTCCATTGTATGCATGTAAGAATCTGGTAAAATCCGGAGAGAAGCTTGTAATCAGTCATGAGGCTATAGAGCCTCCTGTAGCTTTTCTCGAGTCCCTTGTTCTCGGAGAGTGGGAGGATAGGTTCCAAAGAGGACTTTTTCGCTATGATGTCACTGCCTGCGAAACCAAAGTTATCCCGGGGAAGTATGGTTTCGTTGCTCAGCTTAACGAGGGTCGTCACTTGAAGAAGAGGCCAACTGAGTTCCGTGTAGATAAGGTGTTGCAGTCTTTTGATGGCAGCAAATTCAACTTCACTAAAGTTGGCCAAGAAGAGTTGCTCTTCCAGTTTGAAGCTGGTGAAGATGCCCAAGTTCAGTTCTTCCCTTGCATGCCTATTGACCCTGAGAATTCTCCCAGTGTTGTTGCCATCAATGTTAGTCCGATAGAGTATGGCCATGTGCTGCTGATTCCTCGTGTTCTTGACTGCTTGCCTCAAAGGATCGATCACAAAAGCCTTTTGCTTGCAGTTCACATGGCTGCTGAGGCTGCTAATCCATACTTCAGACTCGGTTACAACAGCTTGGGTGCTTTTGCCACTATCAATCATCTCCACTTTCAGGCTTATTACTTGGCCATGCCTTTCCCACTGGAGAAAGCTCCTACCAAGAAGATAACTACCACTGTTAGTGGTGTCAAAATCTCAGAGCTTCTAAGTTACCCTGTGAGAAGTCTTCTCTTTGAAGGTGGAAGCTCTATGCAAGAACTATCTGATACTGTTTCAGACTGCTGTGTTTGCCTTCAAAACAACAACATTCCTTTCAACATTCTCATCTCTGATTGTGGAAGGCAGATCTTCTTAATGCCACAGTGTTACGCAGAGAAACAGGCTCTAGGTGAAGTGAGCCCGGAGGTATTGGAAACACAAGTGAACCCAGCCGTGTGGGAGATAAGTGGTCACATGGTACTGAAGAGGAAAGAGGATTACGAAGGTGCTTCAGAGGATAACGCGTGGAGGCTCCTTGCGGAAGCTTCTCTGTCGGAGGAAAGGTTTAAGGAGGTTACTGCTCTCGCCTTTGAAGCCATAGGTTGTAGTAACCAAGAGGAGGATCTTGAAGGAACCATAGTTCATCAGCAAAACTCTAGTGGCAATGTTAACCAGAAAAGCAACAGAACCCATGGAGGTCCGATCACAAATGGGACGGCCGCCGAGTGCCTTGTCCTTCAGTGAACAATATGGTGACTTGGTGGTTTGTATGTATAATTAAAAGCCTAAATAAGCAAACTCTCTTTGTAGTTGCATTTGAAGCTTCTTGGTTTATGTATGATGGTTGTGGGCATTTTGTGCCTAGACTTCTGGTTCTTTGTTTTTTGTTATGAGTTGGTGTTTATGAATTATATATGTTCTTCACTAATATGATTATTATTTGTATAGATTTGATTATTCAAAGGATATGTCTTAAGAAGGGGTTCAGGTTCAGCCAACTAATTACTTGTAACCAAGTCTTTCTACCATCAACAACCATGTTAAGATTCA
CDS Sequence
Protein Sequence