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Literature summary for 2.7.7.23 extracted from

  • Wang, Z.; Wang, Y.; Hong, X.; Hu, D.; Liu, C.; Yang, J.; Li, Y.; Huang, Y.; Feng, Y.; Gong, H.; Li, Y.; Fang, G.; Tang, H.; Li, Y.
    Functional inactivation of UDP-N-acetylglucosamine pyrophosphorylase 1 (UAP1) induces early leaf senescence and defence responses in rice (2015), J. Exp. Bot., 66, 973-987.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
gene SPL29, map-based cloning, DNA and amino acid sequence determination and analysis, gene sequence and structure of SPL29, phylogenetic tree, recombinant expression of gene SPL29 and mutant spl29 in callus via Agrobacterium tumefaciens strain EHA105 transfection, recombinant expression fo GST-tagged wild-type and mutant SPL29 in Escherichia coli Oryza sativa Japonica Group

Protein Variants

Protein Variants Comment Organism
additional information the lesion mimic mutant spl29, regenerated from the cultivar Zhonghua 11, exhibits spotted leaves and rapid leaf senescence from the seedling stage throughout the rest of its life cycle, and no enzymatic activity in the spl29 mutant. Functional complementation with LOC_Os08g10600 in the spl29 mutant Oryza sativa Japonica Group

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
54071
-
-
Oryza sativa Japonica Group

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
UTP + N-acetyl-alpha-D-galactosamine 1-phosphate Oryza sativa Japonica Group
-
diphosphate + UDP-N-acetyl-alpha-D-galactosamine
-
r
UTP + N-acetyl-alpha-D-galactosamine 1-phosphate Oryza sativa Japonica Group ZH11
-
diphosphate + UDP-N-acetyl-alpha-D-galactosamine
-
r
UTP + N-acetyl-alpha-D-glucosamine 1-phosphate Oryza sativa Japonica Group
-
diphosphate + UDP-N-acetyl-alpha-D-glucosamine
-
?
UTP + N-acetyl-alpha-D-glucosamine 1-phosphate Oryza sativa Japonica Group ZH11
-
diphosphate + UDP-N-acetyl-alpha-D-glucosamine
-
?

Organism

Organism UniProt Comment Textmining
Oryza sativa Japonica Group Q6ZJ97
-
-
Oryza sativa Japonica Group Q6ZJ97 SPL29; cvs. Guangzhan63s, 10N056, Yuehui9113, and Zhonghua 11
-
Oryza sativa Japonica Group ZH11 Q6ZJ97
-
-

Source Tissue

Source Tissue Comment Organism Textmining
leaf
-
Oryza sativa Japonica Group
-
seedling
-
Oryza sativa Japonica Group
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UTP + N-acetyl-alpha-D-galactosamine 1-phosphate
-
Oryza sativa Japonica Group diphosphate + UDP-N-acetyl-alpha-D-galactosamine
-
r
UTP + N-acetyl-alpha-D-galactosamine 1-phosphate
-
Oryza sativa Japonica Group ZH11 diphosphate + UDP-N-acetyl-alpha-D-galactosamine
-
r
UTP + N-acetyl-alpha-D-glucosamine 1-phosphate
-
Oryza sativa Japonica Group diphosphate + UDP-N-acetyl-alpha-D-glucosamine
-
?
UTP + N-acetyl-alpha-D-glucosamine 1-phosphate
-
Oryza sativa Japonica Group ZH11 diphosphate + UDP-N-acetyl-alpha-D-glucosamine
-
?

Subunits

Subunits Comment Organism
? x * 54071, wild-type SPL29, sequence calculation, x * 54117, mutant spl29, sequence calculation Oryza sativa Japonica Group

Synonyms

Synonyms Comment Organism
LOC_Os08g10600 locus name Oryza sativa Japonica Group
N-acetylglucosamine-1-phosphate uridylyltransferase
-
Oryza sativa Japonica Group
Os08g10600 locus name Oryza sativa Japonica Group
spl29
-
Oryza sativa Japonica Group
spotted leaf 29
-
Oryza sativa Japonica Group
UAP1
-
Oryza sativa Japonica Group
UDP-N-acetylglucosamine pyrophosphorylase 1
-
Oryza sativa Japonica Group
UTP:N-acetylglucosamine-1-P uridylyltransferase
-
Oryza sativa Japonica Group

General Information

General Information Comment Organism
malfunction the lesion mimic spl29 mutant exhibits spotted leaves and rapid leaf senescence from the seedling stage throughout the rest of its life cycle, leaf phenotype of wild-type and spl29 mutant plants, overview. The phenotype of spl29 is controlled by a single recessive nuclear gene, functional complementation with LOC_Os08g10600 in the spl29 mutant. Irreversible degradation of chloroplasts occurs in early senescent leaves of spl29 mutants. The early senescence phenotype involves upregulated expression levels of senescence-associated transcription factors and senescence-associated genes, and downregulated expression levels of photosynthesis-related genes, overview. Reactive oxygen species and malondialdehyde, as well as abscisic acid and jasmonic acid accumulate in the spl29 mutant accompanied by increased superoxide dismutase activity and normal catalase activity Oryza sativa Japonica Group
physiological function spl29 mutants display early leaf senescence, chloroplast degradation and both upregulation of senescence transcription factors and senescence-associated genes, and downregulation of photosynthesis-related genes. Defence responses are induced in the spl29 mutant. Reactive oxygen species, including O2 – and H2O2, accumulate in spl29 plants, there is also increased malondialdehyde content. The plant hormones jasmonic acid and abscisic acid also accumulate in spl29 plants Oryza sativa Japonica Group
physiological function SPL29 or UAP1 is probably involved in regulating leaf senescence and defence responses in rice. Leaf senescence is a complex process controlled by a large number of different genes Oryza sativa Japonica Group