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 1633 Organic acids Amino acids and peptides Amino acids
Glutamine 1578 Organic acids Amino acids and peptides Amino acids
Phenylalanine 1561 Organic acids Amino acids and peptides Amino acids
Tyrosine 1537 Organic acids Amino acids and peptides Amino acids
Aspartic acid 1481 Organic acids Amino acids and peptides Amino acids
Tryptophan 1468 Organic acids Amino acids and peptides Amino acids
Proline 1461 Organic acids Amino acids and peptides Amino acids
Valine 1458 Organic acids Amino acids and peptides Amino acids
Lysine 1453 Organic acids Amino acids and peptides Amino acids
Methionine 1451 Organic acids Amino acids and peptides Amino acids
Alanine 1414 Organic acids Amino acids and peptides Amino acids
Serine 1406 Organic acids Amino acids and peptides Amino acids
Threonine 1340 Organic acids Amino acids and peptides Amino acids
Succinic acid 1338 Organic acids TCA acids TCA acids
Histidine 1334 Organic acids Amino acids and peptides Amino acids
Lactic acid 1321 Organic acids Short-chain acids Short-chain acids
Leucine 1313 Organic acids Amino acids and peptides Amino acids
Malic acid 1299 Organic acids TCA acids TCA acids
Isoleucine 1263 Organic acids Amino acids and peptides Amino acids
Asparagine 1261 Organic acids Amino acids and peptides Amino acids
Arginine 1257 Organic acids Amino acids and peptides Amino acids
Glycine 1255 Organic acids Amino acids and peptides Amino acids
Ornithine 1227 Organic acids Amino acids and peptides Amino acids
Citric acid 1214 Organic acids TCA acids TCA acids
Taurine 1159 Organic acids Sulfonic acids Sulfonic acids
Fumaric acid 1132 Organic acids TCA acids TCA acids
Hypoxanthine 1100 Nucleic acids Purines Hypoxanthines
Citrulline 1089 Organic acids Amino acids and peptides Amino acids
Creatine 1060 Organic acids Amino acids and peptides Amino acids
Creatinine 1056 Organoheterocyclic compounds Azoles Imidazolines
Carnitine 1050 Organic nitrogen compounds Carnitines Carnitines
2-Oxoglutaric acid 1039 Organic acids TCA acids TCA acids
AMP 1035 Nucleic acids Purines Purine rNMP
Inosine 1017 Nucleic acids Purines Purine ribonucleosides
Pantothenic acid 1017 Organic acids Amino acids and peptides Amino acids
Pyruvic acid 1010 Organic acids Short-chain acids Short-chain acids
Glucose 975 Carbohydrates Monosaccharides Hexoses
CAR 2:0 973 Fatty Acyls Fatty esters Acyl carnitines
Niacinamide 969 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
Palmitic acid 957 Fatty Acyls Fatty acids Saturated FA
Xanthine 933 Nucleic acids Purines Xanthines
Adenosine 927 Nucleic acids Purines Purine ribonucleosides
Uridine 924 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Uric acid 902 Nucleic acids Purines Xanthines
Pyroglutamic acid 894 Organic acids Amino acids and peptides Amino acids
Adenine 888 Nucleic acids Purines Aminopurines
Uracil 888 Nucleic acids Pyrimidines Other pyrimidines
Choline 869 Organic nitrogen compounds Cholines Cholines
Stearic acid 860 Fatty Acyls Fatty acids Saturated FA
sn-Glycero-3-phosphate 859 Organic acids Organic phosphoric acids Organic phosphoric acids
Glutathione 802 Organic acids Amino acids and peptides Tripeptides
Guanosine 801 Nucleic acids Purines Purine ribonucleosides
Cytidine 798 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Betaine 771 Organic acids Amino acids and peptides Amino acids
Myristic acid 743 Fatty Acyls Fatty acids Saturated FA
Kynurenine 737 Organic acids Amino acids and peptides Amino acids
Pipecolic acid 734 Organic acids Amino acids and peptides Amino acids
Glucose 6-phosphate 729 Carbohydrates Monosaccharides Hexose phosphates
Guanine 721 Nucleic acids Purines Hypoxanthines
Cystine 714 Organic acids Amino acids and peptides Amino acids
N-Acetylaspartic acid 713 Organic acids Amino acids and peptides Amino acids
Glyceric acid 700 Carbohydrates Monosaccharides Sugar acids
CAR 3:0 698 Fatty Acyls Fatty esters Acyl carnitines
Oxidized glutathione 693 Organic acids Amino acids and peptides Tripeptides
sn-Glycero-3-phosphocholine 685 Organic acids Organic phosphoric acids Organic phosphoric acids
Arachidonic acid 674 Fatty Acyls Fatty acids Unsaturated FA
UMP 674 Nucleic acids Pyrimidines Pyrimidine rNMP
2-Hydroxyglutaric acid 664 Fatty Acyls Fatty acids Dicarboxylic acids
Phosphoethanolamine 664 Organic acids Phosphate esters Phosphoethanolamines
Methionine sulfoxide 664 Organic acids Amino acids and peptides Amino acids
ADP 662 Nucleic acids Purines Purine rNDP
NAD 658 Nucleic acids Nicotinamides Nicotinamide dinucleotides
beta-Alanine 656 Organic acids Amino acids and peptides Amino acids
CAR 4:0 653 Fatty Acyls Fatty esters Acyl carnitines
Phosphoenolpyruvic acid 652 Organic acids Short-chain acids Short-chain acids
Cytosine 647 Nucleic acids Pyrimidines Pyrimidones
Linoleic acid 645 Fatty Acyls Fatty acids Unsaturated FA
Choline phosphate 644 Organic nitrogen compounds Cholines Cholines
CAR 16:0 637 Fatty Acyls Fatty esters Acyl carnitines
IMP 636 Nucleic acids Purines Purine rNMP
gamma-Aminobutyric acid 628 Fatty Acyls Fatty acids Amino FA
Oleic acid 625 Fatty Acyls Fatty acids Unsaturated FA
Gluconic acid 625 Carbohydrates Monosaccharides Sugar acids
GMP 625 Nucleic acids Purines Purine rNMP
N-Acetylglutamic acid 624 Organic acids Amino acids and peptides Amino acids
S-Adenosylhomocysteine 617 Nucleic acids Purines Other purines
LPC 16:0 606 Glycerophospholipids Glycerophosphocholines LPC
cis-Aconitic acid 604 Organic acids TCA acids TCA acids
CMP 593 Nucleic acids Pyrimidines Pyrimidine rNMP
Lauric acid 582 Fatty Acyls Fatty acids Saturated FA
Allantoin 577 Organoheterocyclic compounds Cyclic ureas Ureides
3-Phosphoglyceric acid 576 Organic acids Short-chain acids Short-chain acids
Myo-inositol 573 Organic oxygen compounds Alcohols and polyols Inositols
ATP 567 Nucleic acids Purines Purine rNTP
Hippuric acid 567 Benzenoids Benzamides Hippuric acids
Cystathionine 563 Organic acids Amino acids and peptides Amino acids
Carnosine 560 Organic acids Amino acids and peptides Dipeptides
3-Hydroxybutyric acid 553 Fatty Acyls Fatty acids Hydroxy FA
5'-Methylthioadenosine 553 Nucleic acids Purines Purine ribonucleosides
Cysteine 552 Organic acids Amino acids and peptides Amino acids
Orotic acid 546 Nucleic acids Pyrimidines Pyrimidine carboxylic acids
Palmitoleic acid 546 Fatty Acyls Fatty acids Unsaturated FA
LPC 18:1 531 Glycerophospholipids Glycerophosphocholines LPC
N-Acetylneuraminic acid 525 Carbohydrates Monosaccharides Sugar acids
UDP-N-acetylglucosamine 523 Nucleic acids Pyrimidines Pyrimidine rNDP
Xanthosine 523 Nucleic acids Purines Purine ribonucleosides
Spermidine 522 Alkaloids Ornithine alkaloids Polyamines
LPC 18:0 520 Glycerophospholipids Glycerophosphocholines LPC
CAR 18:0 518 Fatty Acyls Fatty esters Acyl carnitines
Dimethylarginine 513 Organic acids Amino acids and peptides Amino acids
Phosphoric acid 513 Inorganic compounds Phosphorus inorganic compounds Phosphates
Putrescine 512 Organic nitrogen compounds Amines Amines
Urocanic acid 509 Alkaloids Histidine alkaloids Imidazole alkaloids
S-Adenosylmethionine 509 Nucleic acids Purines Other purines
Guanidoacetic acid 509 Organic acids Amino acids and peptides Amino acids
Margaric acid 506 Fatty Acyls Fatty acids Saturated FA
Arachidic acid 506 Fatty Acyls Fatty acids Saturated FA
Thymidine 505 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
Hypotaurine 503 Organic acids Sulfinic acids Sulfinic acids
Fructose 1,6-bisphosphate 501 Carbohydrates Monosaccharides Hexose phosphates
Sorbitol 493 Carbohydrates Monosaccharides Sugar alcohols
CAR 12:0 491 Fatty Acyls Fatty esters Acyl carnitines
Sarcosine 484 Organic acids Amino acids and peptides Amino acids
Capric acid 484 Fatty Acyls Fatty acids Saturated FA
4-Pyridoxic acid 484 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
Cholesterol 483 Sterol Lipids Sterols Cholesterols
Thymine 483 Nucleic acids Pyrimidines Other pyrimidines
N-6-Trimethyllysine 481 Organic acids Amino acids and peptides Amino acids
Urea 481 Organic nitrogen compounds Organonitrogen compounds Ureas
Kynurenic acid 479 Alkaloids Anthranilic acid alkaloids Acridone alkaloids
Sucrose 479 Carbohydrates Disaccharides Disaccharides
Nicotinic acid 479 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
UDP 478 Nucleic acids Pyrimidines Pyrimidine rNDP
N-Acetylornithine 477 Organic acids Amino acids and peptides Amino acids
Sphingosine 475 Sphingolipids Sphingoid bases Sphingosines
Thiamine 474 Nucleic acids Pyrimidines Thiamines
CAR 14:0 474 Fatty Acyls Fatty esters Acyl carnitines
Indoleacetic acid 474 Alkaloids Tryptophan alkaloids Indoleacetic acids
N-Acetylmethionine 469 Organic acids Amino acids and peptides Amino acids
Fructose 468 Carbohydrates Monosaccharides Hexoses
Serotonin 467 Alkaloids Tryptophan alkaloids Tryptamines
Glycerol 465 Organic oxygen compounds Alcohols and polyols 1,2-diols
Threonic acid 461 Carbohydrates Monosaccharides Sugar acids
Dimethylglycine 458 Organic acids Amino acids and peptides Amino acids
Benzoic acid 458 Benzenoids Benzenes Benzoic acids
CAR 6:0 455 Fatty Acyls Fatty esters Acyl carnitines
LPC 18:2 454 Glycerophospholipids Glycerophosphocholines LPC
Ribose 5-phosphate 454 Carbohydrates Monosaccharides Pentose phosphates
N-Acetylalanine 454 Organic acids Amino acids and peptides Amino acids
Ribose 451 Carbohydrates Monosaccharides Pentoses
Cer 18:1;O2/16:0 450 Sphingolipids Ceramides Cer
Pyridoxal 448 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
LPE 18:0 443 Glycerophospholipids Glycerophosphoethanolamines LPE
CAR 8:0 443 Fatty Acyls Fatty esters Acyl carnitines
Azelaic acid 439 Fatty Acyls Fatty acids Dicarboxylic acids
3-Methylhistidine 439 Organic acids Amino acids and peptides Amino acids
Vitamin C 438 Organoheterocyclic compounds Lactones Gamma butyrolactones
Isocitric acid 438 Organic acids TCA acids TCA acids
3-Dehydroxycarnitine 437 Fatty Acyls Fatty esters Acyl carnitines
Fructose 6-phosphate 431 Carbohydrates Monosaccharides Hexose phosphates
Phosphocreatine 426 Organic acids Amino acids and peptides Amino acids
4-Guanidinobutanoic acid 425 Organic nitrogen compounds Guanidines Guanidines
NADP 424 Nucleic acids Nicotinamides Nicotinamide dinucleotides
Riboflavin 423 Organoheterocyclic compounds Alloxazines and isoalloxazines Flavins
Ketoleucine 423 Organic acids Keto acids Short-chain keto acids
GDP 422 Nucleic acids Purines Purine rNDP
Cholic acid 421 Sterol Lipids Bile acids C24 bile acids
Glutaric acid 421 Fatty Acyls Fatty acids Dicarboxylic acids
LPC 20:4 421 Glycerophospholipids Glycerophosphocholines LPC
Deoxycytidine 419 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
6-Phosphogluconic acid 418 Carbohydrates Monosaccharides Hexose phosphates
LPE 18:1 416 Glycerophospholipids Glycerophosphoethanolamines LPE
Glycocholic acid 415 Sterol Lipids Bile acids C24 bile acids
Argininosuccinic acid 414 Organic acids Amino acids and peptides Amino acids
FAD 412 Nucleic acids Flavins Flavin nucleotides
1-Methyladenosine 411 Nucleic acids Purines Purine ribonucleosides
Dihydroxyacetone phosphate 409 Organic acids Short-chain acids Short-chain acids
LPC 16:1 409 Glycerophospholipids Glycerophosphocholines LPC
LPE 16:0 408 Glycerophospholipids Glycerophosphoethanolamines LPE
PC 36:2 405 Glycerophospholipids Glycerophosphocholines PC
Pseudouridine 405 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
UDP-glucose 403 Nucleic acids Pyrimidines Pyrimidine rNDP
NADH 399 Nucleic acids Nicotinamides Nicotinamide dinucleotides
CAR 10:0 398 Fatty Acyls Fatty esters Acyl carnitines
2-Hydroxybutyric acid 398 Fatty Acyls Fatty acids Hydroxy FA
PC 32:1 395 Glycerophospholipids Glycerophosphocholines PC
Sphinganine 394 Sphingolipids Sphingoid bases Sphinganines
Trigonelline 393 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
Caprylic acid 392 Fatty Acyls Fatty acids Saturated FA
PC 34:2 392 Glycerophospholipids Glycerophosphocholines PC
CAR 18:2 387 Fatty Acyls Fatty esters Acyl carnitines
PC 36:4 387 Glycerophospholipids Glycerophosphocholines PC
N-Acetylputrescine 386 Alkaloids Ornithine alkaloids Polyamines
Histamine 386 Alkaloids Histidine alkaloids Imidazole alkaloids
PC 38:6 384 Glycerophospholipids Glycerophosphocholines PC
Ureidopropionic acid 380 Organic nitrogen compounds Organonitrogen compounds Ureas
CAR 14:1 380 Fatty Acyls Fatty esters Acyl carnitines
alpha-Aminoadipic acid 380 Organic acids Amino acids and peptides Amino acids
Pyridoxine 379 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
Glucuronic acid 375 Carbohydrates Monosaccharides Sugar acids
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