Gene Annotation

Shows the current gene functional description, GO annotations, and KEGG cross-references. Functional annotations retain the source reference; direct Arabidopsis/rice sequence hits are shown separately.

Examples TkA01G624900 LXL04_000258 Reference examples LXL04_039733 TkAUNG001940

Search Results

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Gene ID	`TkA04G268640`
Query reference	TK1151
Location	Chr04:67887555-67890043 (+)
Description	Similar to VTC2: GDP-L-galactose phosphorylase 1 (Arabidopsis thaliana OX%3D3702)
Annotation source assembly	GCA_047496595.1_OSU_TarKok_2.0

Functional annotation source: OH1004 · LXL04_037292 · GCA_047496595.1_OSU_TarKok_2.0. These OH1004 annotations are retrieved through ID mapping; the Arabidopsis/rice table below uses protein alignments from the query reference.

This query returns 21 GO annotations and 5 KEGG gene cross-references from the OH1004 annotation record. The download is scoped to this query; these records do not establish KEGG pathway membership.

Arabidopsis / Rice Reference Genes and Papers

Papers describe Arabidopsis or rice reference genes. Functional links to rubber dandelion are based on protein alignments from the queried assembly.

Download references for this gene

Arabidopsis

Reference gene ID	Possible function	Papers / DOI
`At4g26850`	Catalyzes a reaction of the Smirnoff-Wheeler pathway, the major route to ascorbate biosynthesis in plants.	Arabidopsis VTC2 encodes a GDP-L-galactose phosphorylase, the last unknown enzyme in the Smirnoff-Wheeler pathway to ascorbic acid in plants.2007 · DOI: 10.1074/jbc.m702094200 The missing step of the L-galactose pathway of ascorbate biosynthesis in plants, an L-galactose guanyltransferase, increases leaf ascorbate content.2007 · DOI: 10.1073/pnas.0701625104 Two genes in Arabidopsis thaliana encoding GDP-L-galactose phosphorylase are required for ascorbate biosynthesis and seedling viability.2007 · DOI: 10.1111/j.1365-313x.2007.03266.x A second GDP-L-galactose phosphorylase in arabidopsis en route to vitamin C. Covalent intermediate and substrate requirements for the conserved reaction.2008 · DOI: 10.1074/jbc.m802594200
`At5g55120`	Catalyzes a reaction of the Smirnoff-Wheeler pathway, the major route to ascorbate biosynthesis in plants.	Two genes in Arabidopsis thaliana encoding GDP-L-galactose phosphorylase are required for ascorbate biosynthesis and seedling viability.2007 · DOI: 10.1111/j.1365-313x.2007.03266.x A second GDP-L-galactose phosphorylase in arabidopsis en route to vitamin C. Covalent intermediate and substrate requirements for the conserved reaction.2008 · DOI: 10.1074/jbc.m802594200

Rice

No hit for this species in the current source table.

GO / KEGG

These GO/KEGG records retain the OH1004 annotation source and original transfer evidence/coverage. Their source-species scope differs from the direct Arabidopsis/rice alignment table.

Type	ID	Name	Namespace	Evidence	Source
GO	GO:0006006	glucose metabolic process	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IBA:GO_Central	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0006950	response to stress	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=3; identity=35.756; coverage=79.63; evalue=5.66e-49; UniProt GO evidence=IMP:UniProtKB	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0009408	response to heat	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IMP:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0009753	response to jasmonic acid	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IEP:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0010193	response to ozone	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=2; identity=74.684; coverage=91.435; evalue=0.0; UniProt GO evidence=IEP:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0019852	L-ascorbic acid metabolic process	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IGI:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0019853	L-ascorbic acid biosynthetic process	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IMP:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0042742	defense response to bacterium	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IMP:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0052544	defense response by callose deposition in cell wall	Biological Process	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IMP:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0005634	nucleus	Cellular Component	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=ISM:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0005737	cytoplasm	Cellular Component	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IBA:GO_Central	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0000166	nucleotide binding	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IEA:UniProtKB-KW	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0005085	guanyl-nucleotide exchange factor activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IEA:UniProtKB-KW	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0008928	mannose-1-phosphate guanylyltransferase (GDP) activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IDA:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0010471	GDP-galactose:mannose-1-phosphate guanylyltransferase activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IDA:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0010472	GDP-galactose:glucose-1-phosphate guanylyltransferase activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IDA:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0010473	GDP-galactose:myoinositol-1-phosphate guanylyltransferase activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IDA:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0016787	hydrolase activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IEA:UniProtKB-KW	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0080046	quercetin 4'-O-glucosyltransferase activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IDA:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0080047	GDP-L-galactose phosphorylase activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IEA:UniProtKB-EC	UniProtKB/Swiss-Prot DAT 2026 current_release
GO	GO:0080048	GDP-D-glucose phosphorylase activity	Molecular Function	Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0; UniProt GO evidence=IDA:TAIR	UniProtKB/Swiss-Prot DAT 2026 current_release
KEGG	ath:AT4G26850	KEGG gene cross-reference from reviewed UniProt hit; pathway name pending		Swiss-Prot reviewed homolog transfer; hit_rank=1; identity=69.005; coverage=102.315; evalue=0.0	UniProtKB/Swiss-Prot DAT 2026 current_release
KEGG	ath:AT5G55120	KEGG gene cross-reference from reviewed UniProt hit; pathway name pending		Swiss-Prot reviewed homolog transfer; hit_rank=2; identity=74.684; coverage=91.435; evalue=0.0	UniProtKB/Swiss-Prot DAT 2026 current_release
KEGG	bta:522909	KEGG gene cross-reference from reviewed UniProt hit; pathway name pending		Swiss-Prot reviewed homolog transfer; hit_rank=5; identity=32.67; coverage=81.481; evalue=4.32e-47	UniProtKB/Swiss-Prot DAT 2026 current_release
KEGG	hsa:390637	KEGG gene cross-reference from reviewed UniProt hit; pathway name pending		Swiss-Prot reviewed homolog transfer; hit_rank=4; identity=31.143; coverage=81.019; evalue=2.65e-48	UniProtKB/Swiss-Prot DAT 2026 current_release
KEGG	mmu:269952	KEGG gene cross-reference from reviewed UniProt hit; pathway name pending		Swiss-Prot reviewed homolog transfer; hit_rank=3; identity=35.756; coverage=79.63; evalue=5.66e-49	UniProtKB/Swiss-Prot DAT 2026 current_release