MetStat: Summary table of metabolites most frequently reported in NMDR studies

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Refmet Name Studies Super Class Main Class Sub Class
Glutamic acid 1141 Organic acids Amino acids and peptides Amino acids
Glutamine 1098 Organic acids Amino acids and peptides Amino acids
Phenylalanine 1089 Organic acids Amino acids and peptides Amino acids
Tyrosine 1067 Organic acids Amino acids and peptides Amino acids
Aspartic acid 1037 Organic acids Amino acids and peptides Amino acids
Valine 1035 Organic acids Amino acids and peptides Amino acids
Tryptophan 1021 Organic acids Amino acids and peptides Amino acids
Proline 1013 Organic acids Amino acids and peptides Amino acids
Lysine 1012 Organic acids Amino acids and peptides Amino acids
Methionine 1000 Organic acids Amino acids and peptides Amino acids
Alanine 993 Organic acids Amino acids and peptides Amino acids
Serine 966 Organic acids Amino acids and peptides Amino acids
Leucine 962 Organic acids Amino acids and peptides Amino acids
Histidine 929 Organic acids Amino acids and peptides Amino acids
Succinic acid 928 Organic acids TCA acids TCA acids
Threonine 928 Organic acids Amino acids and peptides Amino acids
Lactic acid 906 Organic acids Short-chain acids Short-chain acids
Isoleucine 887 Organic acids Amino acids and peptides Amino acids
Glycine 875 Organic acids Amino acids and peptides Amino acids
Citric acid 870 Organic acids TCA acids TCA acids
Asparagine 861 Organic acids Amino acids and peptides Amino acids
Ornithine 852 Organic acids Amino acids and peptides Amino acids
Arginine 823 Organic acids Amino acids and peptides Amino acids
Taurine 796 Organic acids Sulfonic acids Sulfonic acids
Fumaric acid 792 Organic acids TCA acids TCA acids
Hypoxanthine 766 Nucleic acids Purines Hypoxanthines
Adenosine 752 Nucleic acids Purines Purine ribonucleosides
Citrulline 730 Organic acids Amino acids and peptides Amino acids
AMP 729 Nucleic acids Purines Purine rNMP
Inosine 710 Nucleic acids Purines Purine ribonucleosides
Creatine 700 Organic acids Amino acids and peptides Amino acids
Carnitine 698 Organic nitrogen compounds Carnitines Carnitines
Pantothenic acid 696 Organic acids Amino acids and peptides Amino acids
Glucose 690 Carbohydrates Monosaccharides Hexoses
Pyroglutamic acid 689 Organic acids Amino acids and peptides Amino acids
Pyruvic acid 685 Organic acids Short-chain acids Short-chain acids
Creatinine 684 Organoheterocyclic compounds Azoles Imidazolines
Palmitic acid 680 Fatty Acyls Fatty acids Saturated FA
Niacinamide 645 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
Xanthine 642 Nucleic acids Purines Xanthines
CAR 2:0 636 Fatty Acyls Fatty esters Acyl carnitines
Malic acid 627 Organic acids TCA acids TCA acids
Stearic acid 623 Fatty Acyls Fatty acids Saturated FA
Uric acid 620 Nucleic acids Purines Xanthines
Uridine 616 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Adenine 609 Nucleic acids Purines Aminopurines
Uracil 604 Nucleic acids Pyrimidines Other pyrimidines
sn-Glycero-3-phosphate 586 Organic acids Organic phosphoric acids Organic phosphoric acids
Choline 582 Organic nitrogen compounds Cholines Cholines
Guanosine 551 Nucleic acids Purines Purine ribonucleosides
Linoleic acid 548 Fatty Acyls Fatty acids Unsaturated FA
Glutathione 546 Organic acids Amino acids and peptides Tripeptides
Myristic acid 540 Fatty Acyls Fatty acids Saturated FA
Arachidonic acid 521 Fatty Acyls Fatty acids Unsaturated FA
Cytidine 520 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Betaine 515 Organic acids Amino acids and peptides Amino acids
Pipecolic acid 508 Organic acids Amino acids and peptides Amino acids
Glyceric acid 505 Carbohydrates Monosaccharides Sugar acids
Glucose 6-phosphate 499 Carbohydrates Monosaccharides Monosaccharide phosphates
Guanine 498 Nucleic acids Purines Hypoxanthines
Kynurenine 497 Organic acids Amino acids and peptides Amino acids
Cystine 490 Organic acids Amino acids and peptides Amino acids
beta-Alanine 478 Organic acids Amino acids and peptides Amino acids
Oleic acid 475 Fatty Acyls Fatty acids Unsaturated FA
Phosphoethanolamine 469 Organic acids Phosphate esters Phosphoethanolamines
sn-Glycero-3-phosphocholine 469 Organic acids Organic phosphoric acids Organic phosphoric acids
N-Acetylaspartic acid 468 Organic acids Amino acids and peptides Amino acids
CAR 3:0 465 Fatty Acyls Fatty esters Acyl carnitines
2-Hydroxyglutaric acid 463 Fatty Acyls Fatty acids Dicarboxylic acids
LPC 16:0 462 Glycerophospholipids Glycerophosphocholines LPC
Myo-inositol 458 Organic oxygen compounds Alcohols and polyols Inositols
CAR 4:0 452 Fatty Acyls Fatty esters Acyl carnitines
Phosphoenolpyruvic acid 445 Organic acids Short-chain acids Short-chain acids
UMP 444 Nucleic acids Pyrimidines Pyrimidine rNMP
CAR 16:0 437 Fatty Acyls Fatty esters Acyl carnitines
Lauric acid 434 Fatty Acyls Fatty acids Saturated FA
Gluconic acid 429 Carbohydrates Monosaccharides Sugar acids
Cytosine 423 Nucleic acids Pyrimidines Pyrimidones
Choline phosphate 422 Organic nitrogen compounds Cholines Cholines
3-Phosphoglyceric acid 421 Organic acids Short-chain acids Short-chain acids
gamma-Aminobutyric acid 419 Fatty Acyls Fatty acids Amino FA
N-Acetylglutamic acid 416 Organic acids Amino acids and peptides Amino acids
cis-Aconitic acid 415 Organic acids TCA acids TCA acids
IMP 412 Nucleic acids Purines Purine rNMP
S-Adenosylhomocysteine 411 Nucleic acids Purines Other purines
CMP 408 Nucleic acids Pyrimidines Pyrimidine rNMP
Palmitoleic acid 406 Fatty Acyls Fatty acids Unsaturated FA
5'-Methylthioadenosine 403 Nucleic acids Purines Purine ribonucleosides
Cysteine 400 Organic acids Amino acids and peptides Amino acids
GMP 400 Nucleic acids Purines Purine rNMP
Arachidic acid 396 Fatty Acyls Fatty acids Saturated FA
Phosphoric acid 396 Unclassified Unclassified Unclassified
Hippuric acid 391 Polyketides Phenolic acids Phenolic acids
Margaric acid 390 Fatty Acyls Fatty acids Saturated FA
3-Hydroxybutyric acid 388 Fatty Acyls Fatty acids Hydroxy FA
LPC 18:1 388 Glycerophospholipids Glycerophosphocholines LPC
Methionine sulfoxide 388 Organic acids Amino acids and peptides Amino acids
Spermidine 383 Alkaloids Ornithine alkaloids Polyamines
LPC 18:0 383 Glycerophospholipids Glycerophosphocholines LPC
Cholesterol 382 Sterol Lipids Sterols Cholesterols
Allantoin 381 Organoheterocyclic compounds Ureas Ureides
Cystathionine 378 Organic acids Amino acids and peptides Amino acids
D-Malic acid 375 Organic acids Hydroxy acids Beta hydroxy acids
ATP 373 Nucleic acids Purines Purine rNTP
Putrescine 372 Fatty Acyls Fatty amines Monoalkylamines
Orotic acid 371 Nucleic acids Pyrimidines Pyrimidine carboxylic acids
Sucrose 370 Carbohydrates Disaccharides Disaccharides
CAR 18:1 364 Fatty Acyls Fatty esters Acyl carnitines
Carnosine 362 Organic acids Amino acids and peptides Dipeptides
Capric acid 361 Fatty Acyls Fatty acids Saturated FA
CAR 18:0 358 Fatty Acyls Fatty esters Acyl carnitines
Urea 358 Organic acids Organic carbonic acids Ureas
Oxidized glutathione 357 Organic acids Amino acids and peptides Tripeptides
Urocanic acid 356 Alkaloids Histidine alkaloids Imidazole alkaloids
Fructose 356 Carbohydrates Monosaccharides Hexoses
Benzoic acid 353 Polyketides Phenolic acids Phenolic acids
Glycerol 350 Organic oxygen compounds Alcohols and polyols 1,2-diols
Ribose 348 Carbohydrates Monosaccharides Pentoses
Xanthosine 347 Nucleic acids Purines Purine ribonucleosides
CAR 12:0 347 Fatty Acyls Fatty esters Acyl carnitines
LPC 18:2 345 Glycerophospholipids Glycerophosphocholines LPC
N-Acetylneuraminic acid 344 Carbohydrates Monosaccharides Sugar acids
UDP-N-acetylglucosamine 339 Nucleic acids Pyrimidines Pyrimidine rNDP
Guanidoacetic acid 338 Organic acids Amino acids and peptides Amino acids
Fructose 1,6-bisphosphate 337 Carbohydrates Monosaccharides Monosaccharide phosphates
Sorbitol 333 Carbohydrates Monosaccharides Sugar alcohols
LPE 18:0 332 Glycerophospholipids Glycerophosphoethanolamines LPE
Sarcosine 331 Organic acids Amino acids and peptides Amino acids
CAR 14:0 330 Fatty Acyls Fatty esters Acyl carnitines
4-Pyridoxic acid 329 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
Thymidine 329 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
Kynurenic acid 325 Alkaloids Anthranilic acid alkaloids Acridone alkaloids
Serotonin 324 Alkaloids Tryptophan alkaloids Tryptamines
Hypotaurine 324 Organic acids Sulfinic acids Sulfinic acids
Indoleacetic acid 323 Alkaloids Tryptophan alkaloids Indoleacetic acids
N-Acetylmethionine 321 Organic acids Amino acids and peptides Amino acids
LPC 20:4 321 Glycerophospholipids Glycerophosphocholines LPC
Threonic acid 321 Carbohydrates Monosaccharides Sugar acids
Ketoleucine 319 Organic acids Keto acids Short-chain keto acids
Azelaic acid 318 Fatty Acyls Fatty acids Dicarboxylic acids
Thymine 317 Nucleic acids Pyrimidines Other pyrimidines
CAR 6:0 317 Fatty Acyls Fatty esters Acyl carnitines
CAR 8:0 316 Fatty Acyls Fatty esters Acyl carnitines
PC 36:2 315 Glycerophospholipids Glycerophosphocholines PC
S-Adenosylmethionine 315 Nucleic acids Purines Other purines
N-Acetylornithine 315 Organic acids Amino acids and peptides Amino acids
Ribose 5-phosphate 314 Carbohydrates Monosaccharides Monosaccharide phosphates
LPC 16:1 313 Glycerophospholipids Glycerophosphocholines LPC
Sphingosine 312 Sphingolipids Sphingoid bases Sphingosines
Nicotinic acid 310 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
Dimethylarginine 310 Organic acids Amino acids and peptides Amino acids
N-6-Trimethyllysine 309 Organic acids Amino acids and peptides Amino acids
PC 34:2 307 Glycerophospholipids Glycerophosphocholines PC
Dimethylglycine 306 Organic acids Amino acids and peptides Amino acids
6-Phosphogluconic acid 305 Carbohydrates Monosaccharides Monosaccharide phosphates
3-Methylhistidine 305 Organic acids Amino acids and peptides Amino acids
LPE 18:1 303 Glycerophospholipids Glycerophosphoethanolamines LPE
UDP 300 Nucleic acids Pyrimidines Pyrimidine rNDP
N-Acetylalanine 299 Organic acids Amino acids and peptides Amino acids
Glycocholic acid 299 Sterol Lipids Bile acids C24 Bile acids
2-Hydroxybutyric acid 298 Fatty Acyls Fatty acids Hydroxy FA
Glutaric acid 297 Fatty Acyls Fatty acids Dicarboxylic acids
PC 32:1 297 Glycerophospholipids Glycerophosphocholines PC
Pyridoxal 296 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
CAR 10:0 295 Fatty Acyls Fatty esters Acyl carnitines
Isocitric acid 294 Organic acids TCA acids TCA acids
LPE 16:0 293 Glycerophospholipids Glycerophosphoethanolamines LPE
Cholic acid 292 Sterol Lipids Bile acids C24 Bile acids
Vitamin C 291 Organoheterocyclic compounds Lactones Gamma butyrolactones
Cer 18:1;O2/16:0 291 Sphingolipids Ceramides Cer
PC 36:4 291 Glycerophospholipids Glycerophosphocholines PC
PC 38:6 289 Glycerophospholipids Glycerophosphocholines PC
Thiamine 288 Nucleic acids Pyrimidines Thiamines
Ethanolamine 288 Organic nitrogen compounds Amines 1,2-aminoalcohols
Fructose 6-phosphate 287 Carbohydrates Monosaccharides Monosaccharide phosphates
Caprylic acid 286 Fatty Acyls Fatty acids Saturated FA
4-Guanidinobutanoic acid 285 Organic acids Amino acids and peptides Amino acids
Pelargonic acid 284 Fatty Acyls Fatty acids Saturated FA
1-Methyladenosine 282 Nucleic acids Purines Purine ribonucleosides
PC 34:1 282 Glycerophospholipids Glycerophosphocholines PC
Glycolic acid 281 Fatty Acyls Fatty acids Hydroxy FA
FAD 280 Nucleic acids Flavins Flavin nucleotides
Pseudouridine 280 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
PC 36:1 276 Glycerophospholipids Glycerophosphocholines PC
3-Dehydroxycarnitine 276 Fatty Acyls Fatty esters Acyl carnitines
N-Acetylputrescine 276 Alkaloids Ornithine alkaloids Polyamines
PC 32:2 275 Glycerophospholipids Glycerophosphocholines PC
CAR 18:2 275 Fatty Acyls Fatty esters Acyl carnitines
PC 32:0 274 Glycerophospholipids Glycerophosphocholines PC
LPC 14:0 272 Glycerophospholipids Glycerophosphocholines LPC
LPE 20:4 271 Glycerophospholipids Glycerophosphoethanolamines LPE
PC 38:4 271 Glycerophospholipids Glycerophosphocholines PC
Behenic acid 271 Fatty Acyls Fatty acids Saturated FA
LPE 18:2 271 Glycerophospholipids Glycerophosphoethanolamines LPE
Deoxycytidine 270 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
PC 30:0 269 Glycerophospholipids Glycerophosphocholines PC
LPC 22:6 268 Glycerophospholipids Glycerophosphocholines LPC
PC 34:3 268 Glycerophospholipids Glycerophosphocholines PC
PC 36:3 268 Glycerophospholipids Glycerophosphocholines PC
Ureidopropionic acid 267 Organic acids Organic carbonic acids Ureas
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