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 1136 Organic acids Amino acids and peptides Amino acids
Glutamine 1094 Organic acids Amino acids and peptides Amino acids
Phenylalanine 1083 Organic acids Amino acids and peptides Amino acids
Tyrosine 1063 Organic acids Amino acids and peptides Amino acids
Aspartic acid 1033 Organic acids Amino acids and peptides Amino acids
Valine 1031 Organic acids Amino acids and peptides Amino acids
Tryptophan 1016 Organic acids Amino acids and peptides Amino acids
Lysine 1009 Organic acids Amino acids and peptides Amino acids
Proline 1008 Organic acids Amino acids and peptides Amino acids
Methionine 994 Organic acids Amino acids and peptides Amino acids
Alanine 989 Organic acids Amino acids and peptides Amino acids
Serine 962 Organic acids Amino acids and peptides Amino acids
Leucine 957 Organic acids Amino acids and peptides Amino acids
Histidine 925 Organic acids Amino acids and peptides Amino acids
Threonine 925 Organic acids Amino acids and peptides Amino acids
Succinic acid 925 Organic acids TCA acids TCA acids
Lactic acid 903 Organic acids Short-chain acids Short-chain acids
Isoleucine 883 Organic acids Amino acids and peptides Amino acids
Glycine 872 Organic acids Amino acids and peptides Amino acids
Citric acid 867 Organic acids TCA acids TCA acids
Asparagine 858 Organic acids Amino acids and peptides Amino acids
Ornithine 849 Organic acids Amino acids and peptides Amino acids
Arginine 819 Organic acids Amino acids and peptides Amino acids
Taurine 792 Organic acids Sulfonic acids Sulfonic acids
Fumaric acid 790 Organic acids TCA acids TCA acids
Hypoxanthine 761 Nucleic acids Purines Hypoxanthines
Adenosine 747 Nucleic acids Purines Purine ribonucleosides
Citrulline 726 Organic acids Amino acids and peptides Amino acids
AMP 724 Nucleic acids Purines Purine rNMP
Inosine 704 Nucleic acids Purines Purine ribonucleosides
Creatine 695 Organic acids Amino acids and peptides Amino acids
Carnitine 693 Organic nitrogen compounds Carnitines Carnitines
Pantothenic acid 690 Organic acids Amino acids and peptides Amino acids
Glucose 689 Carbohydrates Monosaccharides Hexoses
Pyroglutamic acid 684 Organic acids Amino acids and peptides Amino acids
Pyruvic acid 682 Organic acids Short-chain acids Short-chain acids
Palmitic acid 680 Fatty Acyls Fatty acids Saturated FA
Creatinine 680 Organoheterocyclic compounds Azoles Imidazolines
Niacinamide 640 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
Xanthine 637 Nucleic acids Purines Xanthines
CAR 2:0 630 Fatty Acyls Fatty esters Acyl carnitines
Malic acid 623 Organic acids TCA acids TCA acids
Stearic acid 621 Fatty Acyls Fatty acids Saturated FA
Uric acid 615 Nucleic acids Purines Xanthines
Uridine 610 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Adenine 605 Nucleic acids Purines Aminopurines
Uracil 600 Nucleic acids Pyrimidines Other pyrimidines
sn-Glycero-3-phosphate 583 Organic acids Organic phosphoric acids Organic phosphoric acids
Choline 580 Organic nitrogen compounds Cholines Cholines
Guanosine 546 Nucleic acids Purines Purine ribonucleosides
Linoleic acid 545 Fatty Acyls Fatty acids Unsaturated FA
Glutathione 541 Organic acids Amino acids and peptides Tripeptides
Myristic acid 537 Fatty Acyls Fatty acids Saturated FA
Arachidonic acid 519 Fatty Acyls Fatty acids Unsaturated FA
Cytidine 514 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Betaine 512 Organic acids Amino acids and peptides Amino acids
Pipecolic acid 504 Organic acids Amino acids and peptides Amino acids
Glyceric acid 501 Carbohydrates Monosaccharides Sugar acids
Glucose 6-phosphate 497 Carbohydrates Monosaccharides Monosaccharide phosphates
Guanine 495 Nucleic acids Purines Hypoxanthines
Kynurenine 493 Organic acids Amino acids and peptides Amino acids
Cystine 488 Organic acids Amino acids and peptides Amino acids
beta-Alanine 476 Organic acids Amino acids and peptides Amino acids
Oleic acid 473 Fatty Acyls Fatty acids Unsaturated FA
sn-Glycero-3-phosphocholine 466 Organic acids Organic phosphoric acids Organic phosphoric acids
N-Acetylaspartic acid 465 Organic acids Amino acids and peptides Amino acids
Phosphoethanolamine 465 Organic acids Phosphate esters Phosphoethanolamines
CAR 3:0 464 Fatty Acyls Fatty esters Acyl carnitines
2-Hydroxyglutaric acid 461 Fatty Acyls Fatty acids Dicarboxylic acids
LPC 16:0 460 Glycerophospholipids Glycerophosphocholines LPC
Myo-inositol 456 Organic oxygen compounds Alcohols and polyols Inositols
CAR 4:0 452 Fatty Acyls Fatty esters Acyl carnitines
UMP 442 Nucleic acids Pyrimidines Pyrimidine rNMP
Phosphoenolpyruvic acid 442 Organic acids Short-chain acids Short-chain acids
CAR 16:0 435 Fatty Acyls Fatty esters Acyl carnitines
Lauric acid 432 Fatty Acyls Fatty acids Saturated FA
Gluconic acid 427 Carbohydrates Monosaccharides Sugar acids
Choline phosphate 421 Organic nitrogen compounds Cholines Cholines
3-Phosphoglyceric acid 419 Organic acids Short-chain acids Short-chain acids
Cytosine 418 Nucleic acids Pyrimidines Pyrimidones
gamma-Aminobutyric acid 417 Fatty Acyls Fatty acids Amino FA
N-Acetylglutamic acid 412 Organic acids Amino acids and peptides Amino acids
cis-Aconitic acid 411 Organic acids TCA acids TCA acids
IMP 409 Nucleic acids Purines Purine rNMP
S-Adenosylhomocysteine 408 Nucleic acids Purines Other purines
Palmitoleic acid 404 Fatty Acyls Fatty acids Unsaturated FA
CMP 404 Nucleic acids Pyrimidines Pyrimidine rNMP
5'-Methylthioadenosine 399 Nucleic acids Purines Purine ribonucleosides
Cysteine 398 Organic acids Amino acids and peptides Amino acids
GMP 395 Nucleic acids Purines Purine rNMP
Arachidic acid 394 Fatty Acyls Fatty acids Saturated FA
Phosphoric acid 393 Unclassified Unclassified Unclassified
Margaric acid 388 Fatty Acyls Fatty acids Saturated FA
3-Hydroxybutyric acid 387 Fatty Acyls Fatty acids Hydroxy FA
Hippuric acid 387 Polyketides Phenolic acids Phenolic acids
LPC 18:1 386 Glycerophospholipids Glycerophosphocholines LPC
Methionine sulfoxide 386 Organic acids Amino acids and peptides Amino acids
Spermidine 381 Alkaloids Ornithine alkaloids Polyamines
LPC 18:0 381 Glycerophospholipids Glycerophosphocholines LPC
Cholesterol 381 Sterol Lipids Sterols Cholesterols
Allantoin 379 Organoheterocyclic compounds Ureas Ureides
Cystathionine 375 Organic acids Amino acids and peptides Amino acids
D-Malic acid 375 Organic acids Hydroxy acids Beta hydroxy acids
Putrescine 370 Fatty Acyls Fatty amines Monoalkylamines
ATP 370 Nucleic acids Purines Purine rNTP
Sucrose 368 Carbohydrates Disaccharides Disaccharides
Orotic acid 367 Nucleic acids Pyrimidines Pyrimidine carboxylic acids
CAR 18:1 362 Fatty Acyls Fatty esters Acyl carnitines
Carnosine 361 Organic acids Amino acids and peptides Dipeptides
Capric acid 360 Fatty Acyls Fatty acids Saturated FA
CAR 18:0 356 Fatty Acyls Fatty esters Acyl carnitines
Oxidized glutathione 355 Organic acids Amino acids and peptides Tripeptides
Urea 355 Organic acids Organic carbonic acids Ureas
Urocanic acid 354 Alkaloids Histidine alkaloids Imidazole alkaloids
Fructose 354 Carbohydrates Monosaccharides Hexoses
Glycerol 348 Organic oxygen compounds Alcohols and polyols 1,2-diols
Benzoic acid 347 Polyketides Phenolic acids Phenolic acids
Ribose 346 Carbohydrates Monosaccharides Pentoses
CAR 12:0 346 Fatty Acyls Fatty esters Acyl carnitines
LPC 18:2 343 Glycerophospholipids Glycerophosphocholines LPC
Xanthosine 343 Nucleic acids Purines Purine ribonucleosides
N-Acetylneuraminic acid 341 Carbohydrates Monosaccharides Sugar acids
UDP-N-acetylglucosamine 338 Nucleic acids Pyrimidines Pyrimidine rNDP
Guanidoacetic acid 337 Organic acids Amino acids and peptides Amino acids
Fructose 1,6-bisphosphate 336 Carbohydrates Monosaccharides Monosaccharide phosphates
Sorbitol 330 Carbohydrates Monosaccharides Sugar alcohols
LPE 18:0 330 Glycerophospholipids Glycerophosphoethanolamines LPE
Sarcosine 330 Organic acids Amino acids and peptides Amino acids
CAR 14:0 329 Fatty Acyls Fatty esters Acyl carnitines
Thymidine 328 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
4-Pyridoxic acid 326 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
Kynurenic acid 322 Alkaloids Anthranilic acid alkaloids Acridone alkaloids
Hypotaurine 322 Organic acids Sulfinic acids Sulfinic acids
Indoleacetic acid 321 Alkaloids Tryptophan alkaloids Indoleacetic acids
Serotonin 321 Alkaloids Tryptophan alkaloids Tryptamines
Threonic acid 320 Carbohydrates Monosaccharides Sugar acids
LPC 20:4 320 Glycerophospholipids Glycerophosphocholines LPC
N-Acetylmethionine 318 Organic acids Amino acids and peptides Amino acids
Azelaic acid 316 Fatty Acyls Fatty acids Dicarboxylic acids
CAR 6:0 316 Fatty Acyls Fatty esters Acyl carnitines
Ketoleucine 316 Organic acids Keto acids Short-chain keto acids
Thymine 315 Nucleic acids Pyrimidines Other pyrimidines
N-Acetylornithine 315 Organic acids Amino acids and peptides Amino acids
CAR 8:0 314 Fatty Acyls Fatty esters Acyl carnitines
PC 36:2 314 Glycerophospholipids Glycerophosphocholines PC
S-Adenosylmethionine 314 Nucleic acids Purines Other purines
LPC 16:1 312 Glycerophospholipids Glycerophosphocholines LPC
Ribose 5-phosphate 311 Carbohydrates Monosaccharides Monosaccharide phosphates
Sphingosine 310 Sphingolipids Sphingoid bases Sphingosines
Nicotinic acid 309 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
Dimethylarginine 307 Organic acids Amino acids and peptides Amino acids
PC 34:2 306 Glycerophospholipids Glycerophosphocholines PC
N-6-Trimethyllysine 306 Organic acids Amino acids and peptides Amino acids
Dimethylglycine 304 Organic acids Amino acids and peptides Amino acids
6-Phosphogluconic acid 303 Carbohydrates Monosaccharides Monosaccharide phosphates
3-Methylhistidine 303 Organic acids Amino acids and peptides Amino acids
LPE 18:1 301 Glycerophospholipids Glycerophosphoethanolamines LPE
2-Hydroxybutyric acid 298 Fatty Acyls Fatty acids Hydroxy FA
UDP 297 Nucleic acids Pyrimidines Pyrimidine rNDP
N-Acetylalanine 297 Organic acids Amino acids and peptides Amino acids
Glycocholic acid 297 Sterol Lipids Bile acids C24 Bile acids
Glutaric acid 296 Fatty Acyls Fatty acids Dicarboxylic acids
PC 32:1 296 Glycerophospholipids Glycerophosphocholines PC
CAR 10:0 294 Fatty Acyls Fatty esters Acyl carnitines
Pyridoxal 293 Alkaloids Nicotinic acid alkaloids Pyridine alkaloids
Isocitric acid 292 Organic acids TCA acids TCA acids
LPE 16:0 291 Glycerophospholipids Glycerophosphoethanolamines LPE
PC 36:4 290 Glycerophospholipids Glycerophosphocholines PC
Vitamin C 289 Organoheterocyclic compounds Lactones Gamma butyrolactones
Cer 18:1;O2/16:0 289 Sphingolipids Ceramides Cer
Cholic acid 289 Sterol Lipids Bile acids C24 Bile acids
PC 38:6 288 Glycerophospholipids Glycerophosphocholines PC
Thiamine 287 Nucleic acids Pyrimidines Thiamines
Caprylic acid 286 Fatty Acyls Fatty acids Saturated FA
Ethanolamine 286 Organic nitrogen compounds Amines 1,2-aminoalcohols
Fructose 6-phosphate 285 Carbohydrates Monosaccharides Monosaccharide phosphates
Pelargonic acid 284 Fatty Acyls Fatty acids Saturated FA
4-Guanidinobutanoic acid 282 Organic acids Amino acids and peptides Amino acids
Glycolic acid 281 Fatty Acyls Fatty acids Hydroxy FA
PC 34:1 281 Glycerophospholipids Glycerophosphocholines PC
FAD 278 Nucleic acids Flavins Flavin nucleotides
1-Methyladenosine 278 Nucleic acids Purines Purine ribonucleosides
Pseudouridine 278 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
PC 36:1 275 Glycerophospholipids Glycerophosphocholines PC
3-Dehydroxycarnitine 274 Fatty Acyls Fatty esters Acyl carnitines
CAR 18:2 274 Fatty Acyls Fatty esters Acyl carnitines
PC 32:2 274 Glycerophospholipids Glycerophosphocholines PC
N-Acetylputrescine 273 Alkaloids Ornithine alkaloids Polyamines
PC 32:0 273 Glycerophospholipids Glycerophosphocholines PC
Behenic acid 270 Fatty Acyls Fatty acids Saturated FA
LPC 14:0 270 Glycerophospholipids Glycerophosphocholines LPC
PC 38:4 270 Glycerophospholipids Glycerophosphocholines PC
LPE 18:2 269 Glycerophospholipids Glycerophosphoethanolamines LPE
LPE 20:4 269 Glycerophospholipids Glycerophosphoethanolamines LPE
PC 30:0 268 Glycerophospholipids Glycerophosphocholines PC
PC 34:3 268 Glycerophospholipids Glycerophosphocholines PC
PC 36:3 268 Glycerophospholipids Glycerophosphocholines PC
LPC 22:6 267 Glycerophospholipids Glycerophosphocholines LPC
PC 38:5 266 Glycerophospholipids Glycerophosphocholines PC
Deoxycytidine 266 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
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