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 | 1523 | Organic acids | Amino acids and peptides | Amino acids |
| Glutamine | 1482 | Organic acids | Amino acids and peptides | Amino acids |
| Phenylalanine | 1480 | Organic acids | Amino acids and peptides | Amino acids |
| Tyrosine | 1439 | Organic acids | Amino acids and peptides | Amino acids |
| Valine | 1386 | Organic acids | Amino acids and peptides | Amino acids |
| Aspartic acid | 1385 | Organic acids | Amino acids and peptides | Amino acids |
| Tryptophan | 1377 | Organic acids | Amino acids and peptides | Amino acids |
| Lysine | 1368 | Organic acids | Amino acids and peptides | Amino acids |
| Proline | 1366 | Organic acids | Amino acids and peptides | Amino acids |
| Methionine | 1364 | Organic acids | Amino acids and peptides | Amino acids |
| Alanine | 1333 | Organic acids | Amino acids and peptides | Amino acids |
| Serine | 1316 | Organic acids | Amino acids and peptides | Amino acids |
| Histidine | 1264 | Organic acids | Amino acids and peptides | Amino acids |
| Succinic acid | 1258 | Organic acids | TCA acids | TCA acids |
| Threonine | 1253 | Organic acids | Amino acids and peptides | Amino acids |
| Leucine | 1241 | Organic acids | Amino acids and peptides | Amino acids |
| Lactic acid | 1228 | Organic acids | Short-chain acids | Short-chain acids |
| Malic acid | 1208 | Organic acids | TCA acids | TCA acids |
| Isoleucine | 1190 | Organic acids | Amino acids and peptides | Amino acids |
| Glycine | 1177 | Organic acids | Amino acids and peptides | Amino acids |
| Asparagine | 1176 | Organic acids | Amino acids and peptides | Amino acids |
| Arginine | 1172 | Organic acids | Amino acids and peptides | Amino acids |
| Ornithine | 1154 | Organic acids | Amino acids and peptides | Amino acids |
| Citric acid | 1146 | Organic acids | TCA acids | TCA acids |
| Taurine | 1083 | Organic acids | Sulfonic acids | Sulfonic acids |
| Fumaric acid | 1056 | Organic acids | TCA acids | TCA acids |
| Hypoxanthine | 1035 | Nucleic acids | Purines | Hypoxanthines |
| Citrulline | 1016 | Organic acids | Amino acids and peptides | Amino acids |
| Creatinine | 991 | Organoheterocyclic compounds | Azoles | Imidazolines |
| Creatine | 983 | Organic acids | Amino acids and peptides | Amino acids |
| Carnitine | 980 | Organic nitrogen compounds | Carnitines | Carnitines |
| 2-Oxoglutaric acid | 971 | Organic acids | TCA acids | TCA acids |
| AMP | 962 | Nucleic acids | Purines | Purine rNMP |
| Inosine | 961 | Nucleic acids | Purines | Purine ribonucleosides |
| Pantothenic acid | 951 | Organic acids | Amino acids and peptides | Amino acids |
| Pyruvic acid | 941 | Organic acids | Short-chain acids | Short-chain acids |
| Glucose | 927 | Carbohydrates | Monosaccharides | Hexoses |
| CAR 2:0 | 912 | Fatty Acyls | Fatty esters | Acyl carnitines |
| Palmitic acid | 909 | Fatty Acyls | Fatty acids | Saturated FA |
| Niacinamide | 903 | Alkaloids | Pyridine alkaloids | Nicotinic acid alkaloids |
| Xanthine | 886 | Nucleic acids | Purines | Xanthines |
| Adenosine | 878 | Nucleic acids | Purines | Purine ribonucleosides |
| Uridine | 870 | Nucleic acids | Pyrimidines | Pyrimidine ribonucleosides |
| Uric acid | 848 | Nucleic acids | Purines | Xanthines |
| Pyroglutamic acid | 834 | Organic acids | Amino acids and peptides | Amino acids |
| Uracil | 831 | Nucleic acids | Pyrimidines | Other pyrimidines |
| Stearic acid | 828 | Fatty Acyls | Fatty acids | Saturated FA |
| Choline | 826 | Organic nitrogen compounds | Cholines | Cholines |
| Adenine | 823 | Nucleic acids | Purines | Aminopurines |
| sn-Glycero-3-phosphate | 782 | Organic acids | Organic phosphoric acids | Organic phosphoric acids |
| Glutathione | 761 | Organic acids | Amino acids and peptides | Tripeptides |
| Guanosine | 752 | Nucleic acids | Purines | Purine ribonucleosides |
| Cytidine | 747 | Nucleic acids | Pyrimidines | Pyrimidine ribonucleosides |
| Betaine | 729 | Organic acids | Amino acids and peptides | Amino acids |
| Myristic acid | 708 | Fatty Acyls | Fatty acids | Saturated FA |
| Pipecolic acid | 695 | Organic acids | Amino acids and peptides | Amino acids |
| Kynurenine | 693 | Organic acids | Amino acids and peptides | Amino acids |
| Glucose 6-phosphate | 669 | Carbohydrates | Monosaccharides | Hexose phosphates |
| Guanine | 668 | Nucleic acids | Purines | Hypoxanthines |
| Cystine | 667 | Organic acids | Amino acids and peptides | Amino acids |
| CAR 3:0 | 658 | Fatty Acyls | Fatty esters | Acyl carnitines |
| N-Acetylaspartic acid | 655 | Organic acids | Amino acids and peptides | Amino acids |
| sn-Glycero-3-phosphocholine | 652 | Organic acids | Organic phosphoric acids | Organic phosphoric acids |
| Glyceric acid | 649 | Carbohydrates | Monosaccharides | Sugar acids |
| Arachidonic acid | 649 | Fatty Acyls | Fatty acids | Unsaturated FA |
| 2-Hydroxyglutaric acid | 626 | Fatty Acyls | Fatty acids | Dicarboxylic acids |
| CAR 4:0 | 620 | Fatty Acyls | Fatty esters | Acyl carnitines |
| Methionine sulfoxide | 620 | Organic acids | Amino acids and peptides | Amino acids |
| Linoleic acid | 618 | Fatty Acyls | Fatty acids | Unsaturated FA |
| beta-Alanine | 617 | Organic acids | Amino acids and peptides | Amino acids |
| Phosphoethanolamine | 616 | Organic acids | Phosphate esters | Phosphoethanolamines |
| UMP | 615 | Nucleic acids | Pyrimidines | Pyrimidine rNMP |
| Cytosine | 607 | Nucleic acids | Pyrimidines | Pyrimidones |
| CAR 16:0 | 606 | Fatty Acyls | Fatty esters | Acyl carnitines |
| NAD | 606 | Nucleic acids | Nicotinamides | Nicotinamide dinucleotides |
| ADP | 605 | Nucleic acids | Purines | Purine rNDP |
| Oleic acid | 601 | Fatty Acyls | Fatty acids | Unsaturated FA |
| LPC 16:0 | 598 | Glycerophospholipids | Glycerophosphocholines | LPC |
| Choline phosphate | 595 | Organic nitrogen compounds | Cholines | Cholines |
| gamma-Aminobutyric acid | 591 | Fatty Acyls | Fatty acids | Amino FA |
| Phosphoenolpyruvic acid | 590 | Organic acids | Short-chain acids | Short-chain acids |
| Gluconic acid | 580 | Carbohydrates | Monosaccharides | Sugar acids |
| IMP | 579 | Nucleic acids | Purines | Purine rNMP |
| GMP | 574 | Nucleic acids | Purines | Purine rNMP |
| N-Acetylglutamic acid | 572 | Organic acids | Amino acids and peptides | Amino acids |
| S-Adenosylhomocysteine | 567 | Nucleic acids | Purines | Other purines |
| cis-Aconitic acid | 565 | Organic acids | TCA acids | TCA acids |
| Lauric acid | 556 | Fatty Acyls | Fatty acids | Saturated FA |
| CMP | 551 | Nucleic acids | Pyrimidines | Pyrimidine rNMP |
| Myo-inositol | 540 | Organic oxygen compounds | Alcohols and polyols | Inositols |
| Allantoin | 539 | Organoheterocyclic compounds | Cyclic ureas | Ureides |
| Hippuric acid | 534 | Benzenoids | Benzamides | Hippuric acids |
| Oxidized glutathione | 531 | Organic acids | Amino acids and peptides | Tripeptides |
| Cysteine | 528 | Organic acids | Amino acids and peptides | Amino acids |
| 3-Hydroxybutyric acid | 526 | Fatty Acyls | Fatty acids | Hydroxy FA |
| Palmitoleic acid | 526 | Fatty Acyls | Fatty acids | Unsaturated FA |
| Carnosine | 526 | Organic acids | Amino acids and peptides | Dipeptides |
| LPC 18:1 | 522 | Glycerophospholipids | Glycerophosphocholines | LPC |
| Cystathionine | 519 | Organic acids | Amino acids and peptides | Amino acids |
| 3-Phosphoglyceric acid | 519 | Organic acids | Short-chain acids | Short-chain acids |
| 5'-Methylthioadenosine | 517 | Nucleic acids | Purines | Purine ribonucleosides |
| ATP | 514 | Nucleic acids | Purines | Purine rNTP |
| LPC 18:0 | 513 | Glycerophospholipids | Glycerophosphocholines | LPC |
| Orotic acid | 506 | Nucleic acids | Pyrimidines | Pyrimidine carboxylic acids |
| Spermidine | 504 | Alkaloids | Ornithine alkaloids | Polyamines |
| Putrescine | 501 | Organic nitrogen compounds | Amines | Amines |
| CAR 18:0 | 495 | Fatty Acyls | Fatty esters | Acyl carnitines |
| Phosphoric acid | 490 | Inorganic compounds | Phosphorus inorganic compounds | Phosphates |
| Arachidic acid | 486 | Fatty Acyls | Fatty acids | Saturated FA |
| Margaric acid | 485 | Fatty Acyls | Fatty acids | Saturated FA |
| Xanthosine | 481 | Nucleic acids | Purines | Purine ribonucleosides |
| N-Acetylneuraminic acid | 479 | Carbohydrates | Monosaccharides | Sugar acids |
| Urocanic acid | 478 | Alkaloids | Histidine alkaloids | Imidazole alkaloids |
| Thymidine | 478 | Nucleic acids | Pyrimidines | Pyrimidine deoxyribonucleosides |
| Dimethylarginine | 477 | Organic acids | Amino acids and peptides | Amino acids |
| Guanidoacetic acid | 475 | Organic acids | Amino acids and peptides | Amino acids |
| CAR 12:0 | 472 | Fatty Acyls | Fatty esters | Acyl carnitines |
| S-Adenosylmethionine | 470 | Nucleic acids | Purines | Other purines |
| Cholesterol | 470 | Sterol Lipids | Sterols | Cholesterols |
| Urea | 465 | Organic nitrogen compounds | Organonitrogen compounds | Ureas |
| Capric acid | 461 | Fatty Acyls | Fatty acids | Saturated FA |
| UDP-N-acetylglucosamine | 461 | Nucleic acids | Pyrimidines | Pyrimidine rNDP |
| Sucrose | 459 | Carbohydrates | Disaccharides | Disaccharides |
| Sorbitol | 459 | Carbohydrates | Monosaccharides | Sugar alcohols |
| Hypotaurine | 458 | Organic acids | Sulfinic acids | Sulfinic acids |
| 4-Pyridoxic acid | 455 | Alkaloids | Pyridine alkaloids | Nicotinic acid alkaloids |
| LPC 18:2 | 455 | Glycerophospholipids | Glycerophosphocholines | LPC |
| Kynurenic acid | 454 | Alkaloids | Anthranilic acid alkaloids | Acridone alkaloids |
| Fructose 1,6-bisphosphate | 453 | Carbohydrates | Monosaccharides | Hexose phosphates |
| Thymine | 452 | Nucleic acids | Pyrimidines | Other pyrimidines |
| CAR 14:0 | 451 | Fatty Acyls | Fatty esters | Acyl carnitines |
| N-6-Trimethyllysine | 450 | Organic acids | Amino acids and peptides | Amino acids |
| Sarcosine | 449 | Organic acids | Amino acids and peptides | Amino acids |
| Sphingosine | 449 | Sphingolipids | Sphingoid bases | Sphingosines |
| Nicotinic acid | 448 | Alkaloids | Pyridine alkaloids | Nicotinic acid alkaloids |
| Indoleacetic acid | 446 | Alkaloids | Tryptophan alkaloids | Indoleacetic acids |
| Serotonin | 445 | Alkaloids | Tryptophan alkaloids | Tryptamines |
| Glycerol | 443 | Organic oxygen compounds | Alcohols and polyols | 1,2-diols |
| N-Acetylornithine | 442 | Organic acids | Amino acids and peptides | Amino acids |
| Dimethylglycine | 441 | Organic acids | Amino acids and peptides | Amino acids |
| Fructose | 440 | Carbohydrates | Monosaccharides | Hexoses |
| Thiamine | 439 | Nucleic acids | Pyrimidines | Thiamines |
| Benzoic acid | 438 | Benzenoids | Benzenes | Benzoic acids |
| Ribose 5-phosphate | 437 | Carbohydrates | Monosaccharides | Pentose phosphates |
| Threonic acid | 437 | Carbohydrates | Monosaccharides | Sugar acids |
| N-Acetylmethionine | 436 | Organic acids | Amino acids and peptides | Amino acids |
| Ribose | 435 | Carbohydrates | Monosaccharides | Pentoses |
| LPE 18:0 | 435 | Glycerophospholipids | Glycerophosphoethanolamines | LPE |
| CAR 6:0 | 433 | Fatty Acyls | Fatty esters | Acyl carnitines |
| Cer 18:1;O2/16:0 | 430 | Sphingolipids | Ceramides | Cer |
| CAR 8:0 | 428 | Fatty Acyls | Fatty esters | Acyl carnitines |
| N-Acetylalanine | 425 | Organic acids | Amino acids and peptides | Amino acids |
| UDP | 421 | Nucleic acids | Pyrimidines | Pyrimidine rNDP |
| 3-Methylhistidine | 421 | Organic acids | Amino acids and peptides | Amino acids |
| Pyridoxal | 419 | Alkaloids | Pyridine alkaloids | Nicotinic acid alkaloids |
| Azelaic acid | 417 | Fatty Acyls | Fatty acids | Dicarboxylic acids |
| LPC 20:4 | 414 | Glycerophospholipids | Glycerophosphocholines | LPC |
| LPE 18:1 | 414 | Glycerophospholipids | Glycerophosphoethanolamines | LPE |
| 3-Dehydroxycarnitine | 411 | Fatty Acyls | Fatty esters | Acyl carnitines |
| LPE 16:0 | 408 | Glycerophospholipids | Glycerophosphoethanolamines | LPE |
| Isocitric acid | 407 | Organic acids | TCA acids | TCA acids |
| Vitamin C | 405 | Organoheterocyclic compounds | Lactones | Gamma butyrolactones |
| LPC 16:1 | 403 | Glycerophospholipids | Glycerophosphocholines | LPC |
| Ketoleucine | 400 | Organic acids | Keto acids | Short-chain keto acids |
| Cholic acid | 400 | Sterol Lipids | Bile acids | C24 bile acids |
| Glutaric acid | 399 | Fatty Acyls | Fatty acids | Dicarboxylic acids |
| 1-Methyladenosine | 398 | Nucleic acids | Purines | Purine ribonucleosides |
| Deoxycytidine | 398 | Nucleic acids | Pyrimidines | Pyrimidine deoxyribonucleosides |
| 4-Guanidinobutanoic acid | 397 | Organic nitrogen compounds | Guanidines | Guanidines |
| Glycocholic acid | 397 | Sterol Lipids | Bile acids | C24 bile acids |
| Fructose 6-phosphate | 395 | Carbohydrates | Monosaccharides | Hexose phosphates |
| PC 36:2 | 394 | Glycerophospholipids | Glycerophosphocholines | PC |
| Riboflavin | 393 | Organoheterocyclic compounds | Alloxazines and isoalloxazines | Flavins |
| 6-Phosphogluconic acid | 386 | Carbohydrates | Monosaccharides | Hexose phosphates |
| CAR 10:0 | 384 | Fatty Acyls | Fatty esters | Acyl carnitines |
| Phosphocreatine | 384 | Organic acids | Amino acids and peptides | Amino acids |
| PC 34:2 | 383 | Glycerophospholipids | Glycerophosphocholines | PC |
| Pseudouridine | 383 | Nucleic acids | Pyrimidines | Pyrimidine ribonucleosides |
| PC 32:1 | 382 | Glycerophospholipids | Glycerophosphocholines | PC |
| 2-Hydroxybutyric acid | 380 | Fatty Acyls | Fatty acids | Hydroxy FA |
| NADP | 379 | Nucleic acids | Nicotinamides | Nicotinamide dinucleotides |
| FAD | 377 | Nucleic acids | Flavins | Flavin nucleotides |
| PC 36:4 | 376 | Glycerophospholipids | Glycerophosphocholines | PC |
| N-Acetylputrescine | 375 | Alkaloids | Ornithine alkaloids | Polyamines |
| PC 38:6 | 375 | Glycerophospholipids | Glycerophosphocholines | PC |
| Caprylic acid | 373 | Fatty Acyls | Fatty acids | Saturated FA |
| CAR 18:2 | 373 | Fatty Acyls | Fatty esters | Acyl carnitines |
| GDP | 372 | Nucleic acids | Purines | Purine rNDP |
| UDP-glucose | 372 | Nucleic acids | Pyrimidines | Pyrimidine rNDP |
| Histamine | 371 | Alkaloids | Histidine alkaloids | Imidazole alkaloids |
| Sphinganine | 370 | Sphingolipids | Sphingoid bases | Sphinganines |
| Trigonelline | 366 | Alkaloids | Pyridine alkaloids | Nicotinic acid alkaloids |
| CAR 14:1 | 366 | Fatty Acyls | Fatty esters | Acyl carnitines |
| Argininosuccinic acid | 366 | Organic acids | Amino acids and peptides | Amino acids |
| PC 34:1 | 360 | Glycerophospholipids | Glycerophosphocholines | PC |
| NADH | 360 | Nucleic acids | Nicotinamides | Nicotinamide dinucleotides |
| alpha-Aminoadipic acid | 360 | Organic acids | Amino acids and peptides | Amino acids |
| Ethanolamine | 357 | Organic nitrogen compounds | Amines | 1,2-aminoalcohols |
| Ureidopropionic acid | 357 | Organic nitrogen compounds | Organonitrogen compounds | Ureas |
| Glucuronic acid | 355 | Carbohydrates | Monosaccharides | Sugar acids |