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Table 1 Differentially expressed metabolites mapped to KEGG metabolic pathways

From: Integrated omics data of two annual ryegrass (Lolium multiflorum L.) genotypes reveals core metabolic processes under drought stress

Metabolite Name

HMDB ID

KEGGCompound ID

Fold change (sus_24 vs.res_24)

Pathway Name

Pheophorbide a

METPA1634

C18021

0.911

Porphyrin and chlorophyll metabolism

Hexahomomethionine

METPA1758

C17233

−1.056168721

2-Oxocarboxylic acid metabolism

Colnelenic acid

HMDB30996

C16320

0.688

alpha-Linolenic acid metabolism

Traumatic acid

HMDB00933

C16308

0.665

alpha-Linolenic acid metabolism

Stearidonic acid

HMDB06547

C16300

−0.965724523

alpha-Linolenic acid metabolism

Caffeyl alcohol

METPA1708

C12206

0.689

Phenylpropanoid biosynthesis

Phytosphingosine

HMDB04610

C12144

−0.608

Sphingolipid metabolism

Abietinal

HMDB34735

C11887

−0.680

Diterpenoid biosynthesis

Picolinic acid

HMDB02243

C10164

−1.009229646

Tryptophan metabolism

Palmitoleic acid

HMDB03229

C08362

−1.552

Fatty acid biosynthesis

Alpha-Linolenic acid

HMDB01388

C06427

0.672

alpha-Linolenic acid metabolism

Guanosine 2’,3’-cyclic phosphate

HMDB11629

C06194

1.852

Purine metabolism

Hydroxyphenylacetylglycine

HMDB00735

C05596

2.027

Tyrosine metabolism

Galactosylglycerol

HMDB06790

C05401

1.183

Galactose metabolism

Glycerolipid metabolism

2-Methoxyestradiol

HMDB00405

C05302

−0.991682395

alpha-Linolenic acid metabolism

13(S)-HPOT

METPA0543

C04785

−1.989038788

alpha-Linolenic acid metabolism

Imidazoleacetic acid ribotide

HMDB06032

C04437

0.681

Histidine metabolism

5-Methylthioribose

HMDB01087

C03089

1.626

Cysteine and methionine metabolism

Pimelic acid

HMDB00857

C02656

0.753

Biotin metabolism

Capric acid

HMDB00511

C01571

0.835

Fatty acid biosynthesis

Syringin

METPA1704

C01533

0.968

Phenylpropanoid biosynthesis

7,8-Diaminononanoate

METPA0113

C01037

−0.961929908

Biotin metabolism

Porphobilinogen

HMDB00245

C00931

2.258

Porphyrin and chlorophyll metabolism

Sphinganine

HMDB00269

C00836

−1.600936161

Sphingolipid metabolism

LPA(0:0/18:2(9Z,12Z))

HMDB07852

C00416

−0.704

Glycerolipid metabolism

Glycerophospholipid metabolism

Guanosine

HMDB00133

C00387

1.841

Purine metabolism

Xanthine

HMDB00292

C00385

2.484

Purine metabolism

Geranyl-PP

HMDB01285

C00341

0.759

Terpenoid backbone biosynthesis

Indoleacrylic acid

HMDB00734

C00331

2.158484941

Tryptophan metabolism

Palmitic acid

HMDB00220

C00249

−1.552

Fatty acid biosynthesis

Fatty acid degradation

Cutin, suberine and wax biosynthesis

Fatty acid metabolism

L-Valine

HMDB00883

C00183

−1.016522341

2-Oxocarboxylic acid metabolism

Biosynthesis of amino acids

Valine, leucine and isoleucine degradation

Valine, leucine and isoleucine biosynthesis

Pantothenate and CoA biosynthesis

Aminoacyl-tRNA biosynthesis

Proline

HMDB00162

C00148

−1.551840689

Biosynthesis of amino acids

Aminoacyl-tRNA biosynthesis

Arginine and proline metabolism

L-Histidine

HMDB00177

C00135

−0.993

Histidine metabolism

Aminoacyl-tRNA biosynthesis

Biosynthesis of amino acids

L-Leucine

HMDB00687

C00123

−2.034

2-Oxocarboxylic acid metabolism

Biosynthesis of amino acids

Valine, leucine and isoleucine degradation

Valine, leucine and isoleucine biosynthesis

Aminoacyl-tRNA biosynthesis

Anthranilic acid

HMDB01123

C00108

1.346

Biosynthesis of amino acids

Tryptophan metabolism

Phenylalanine, tyrosine and tryptophan biosynthesis

Phenylalanine

HMDB00159

C00079

−1.004301822

Phenylalanine metabolismPhenylalanine, tyrosine and tryptophan biosynthesis

Phenylpropanoid biosynthesis

Tropane, piperidine and pyridine alkaloid biosynthesis

Aminoacyl-tRNA biosynthesis

2-Oxocarboxylic acid metabolism

Biosynthesis of amino acids

Pyridoxal 5’-phosphate

HMDB01491

C00018

1.153

Thiamine metabolism

Vitamin B6 metabolism