Basic information
Locus name	AT5G28840
Alias	GME
Organism	Arabidopsis thaliana
Taxonomic identifier	[NCBI]
Function category	ascorbate biosynthesis
Effect for Senescence	delay
Gene Description	Plant GDP-D-mannose epimerase (GME) converts GDP-D-mannose to GDP-L-galactose, a precursor of both L-ascorbate (vitamin C) and cell wall polysaccharides.
Evidence	Genetic evidence [Ref 1]
References	1: Qi T, Liu Z, Fan M, Chen Y, Tian H, Wu D, Gao H, Ren C, Song S, Xie D. GDP-D-mannose epimerase regulates male gametophyte development, plant growth and leaf senescence in Arabidopsis. Sci Rep. 2017 Sep 4;7(1):10309. doi: 10.1038/s41598-017-10765-5.
Sequence	AT5G28840.1 | mRNA | CDS | Protein AT5G28840.2 | mRNA | CDS | Protein
Mutant information
Mutant name	gme-1 (CS827235)
Mutant/Transgenic	mutant
Ecotype	Col-0
Mutagenesis type	T-DNA
Mutant Image
gme-2 exhibited early senescence compared with wild type, while gme-1/gme-2 displayed a much more severe early senescence phenotype