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 1311 Organic acids Amino acids and peptides Amino acids
Glutamine 1270 Organic acids Amino acids and peptides Amino acids
Phenylalanine 1266 Organic acids Amino acids and peptides Amino acids
Tyrosine 1236 Organic acids Amino acids and peptides Amino acids
Valine 1197 Organic acids Amino acids and peptides Amino acids
Tryptophan 1190 Organic acids Amino acids and peptides Amino acids
Aspartic acid 1183 Organic acids Amino acids and peptides Amino acids
Lysine 1176 Organic acids Amino acids and peptides Amino acids
Proline 1166 Organic acids Amino acids and peptides Amino acids
Methionine 1164 Organic acids Amino acids and peptides Amino acids
Alanine 1143 Organic acids Amino acids and peptides Amino acids
Serine 1121 Organic acids Amino acids and peptides Amino acids
Histidine 1075 Organic acids Amino acids and peptides Amino acids
Succinic acid 1071 Organic acids TCA acids TCA acids
Threonine 1070 Organic acids Amino acids and peptides Amino acids
Leucine 1067 Organic acids Amino acids and peptides Amino acids
Lactic acid 1046 Organic acids Short-chain acids Short-chain acids
Malic acid 1040 Organic acids TCA acids TCA acids
Isoleucine 1025 Organic acids Amino acids and peptides Amino acids
Glycine 1015 Organic acids Amino acids and peptides Amino acids
Citric acid 1004 Organic acids TCA acids TCA acids
Asparagine 996 Organic acids Amino acids and peptides Amino acids
Ornithine 989 Organic acids Amino acids and peptides Amino acids
Arginine 977 Organic acids Amino acids and peptides Amino acids
Taurine 928 Organic acids Sulfonic acids Sulfonic acids
Fumaric acid 909 Organic acids TCA acids TCA acids
Hypoxanthine 890 Nucleic acids Purines Hypoxanthines
Citrulline 860 Organic acids Amino acids and peptides Amino acids
Creatinine 832 Organoheterocyclic compounds Azoles Imidazolines
AMP 826 Nucleic acids Purines Purine rNMP
Inosine 824 Nucleic acids Purines Purine ribonucleosides
Carnitine 824 Organic nitrogen compounds Carnitines Carnitines
Glucose 813 Carbohydrates Monosaccharides Hexoses
2-Oxoglutaric acid 813 Organic acids TCA acids TCA acids
Pantothenic acid 812 Organic acids Amino acids and peptides Amino acids
Creatine 807 Organic acids Amino acids and peptides Amino acids
Pyruvic acid 803 Organic acids Short-chain acids Short-chain acids
Palmitic acid 793 Fatty Acyls Fatty acids Saturated FA
CAR 2:0 766 Fatty Acyls Fatty esters Acyl carnitines
Niacinamide 763 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
Xanthine 749 Nucleic acids Purines Xanthines
Adenosine 734 Nucleic acids Purines Purine ribonucleosides
Stearic acid 730 Fatty Acyls Fatty acids Saturated FA
Uridine 727 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Uric acid 722 Nucleic acids Purines Xanthines
Uracil 707 Nucleic acids Pyrimidines Other pyrimidines
Choline 696 Organic nitrogen compounds Cholines Cholines
Adenine 695 Nucleic acids Purines Aminopurines
Pyroglutamic acid 695 Organic acids Amino acids and peptides Amino acids
sn-Glycero-3-phosphate 664 Organic acids Organic phosphoric acids Organic phosphoric acids
Guanosine 635 Nucleic acids Purines Purine ribonucleosides
Glutathione 635 Organic acids Amino acids and peptides Tripeptides
Myristic acid 624 Fatty Acyls Fatty acids Saturated FA
Cytidine 614 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
Betaine 597 Organic acids Amino acids and peptides Amino acids
Kynurenine 596 Organic acids Amino acids and peptides Amino acids
Arachidonic acid 587 Fatty Acyls Fatty acids Unsaturated FA
Pipecolic acid 582 Organic acids Amino acids and peptides Amino acids
Cystine 579 Organic acids Amino acids and peptides Amino acids
Guanine 574 Nucleic acids Purines Hypoxanthines
Glucose 6-phosphate 569 Carbohydrates Monosaccharides Hexose phosphates
Glyceric acid 562 Carbohydrates Monosaccharides Sugar acids
CAR 3:0 558 Fatty Acyls Fatty esters Acyl carnitines
Linoleic acid 556 Fatty Acyls Fatty acids Unsaturated FA
sn-Glycero-3-phosphocholine 548 Organic acids Organic phosphoric acids Organic phosphoric acids
N-Acetylaspartic acid 546 Organic acids Amino acids and peptides Amino acids
CAR 4:0 539 Fatty Acyls Fatty esters Acyl carnitines
beta-Alanine 539 Organic acids Amino acids and peptides Amino acids
Phosphoethanolamine 533 Organic acids Phosphate esters Phosphoethanolamines
2-Hydroxyglutaric acid 530 Fatty Acyls Fatty acids Dicarboxylic acids
Oleic acid 525 Fatty Acyls Fatty acids Unsaturated FA
CAR 16:0 518 Fatty Acyls Fatty esters Acyl carnitines
Methionine sulfoxide 518 Organic acids Amino acids and peptides Amino acids
NAD 516 Nucleic acids Nicotinamides Nicotinamide dinucleotides
LPC 16:0 514 Glycerophospholipids Glycerophosphocholines LPC
UMP 512 Nucleic acids Pyrimidines Pyrimidine rNMP
ADP 510 Nucleic acids Purines Purine rNDP
Phosphoenolpyruvic acid 501 Organic acids Short-chain acids Short-chain acids
Cytosine 495 Nucleic acids Pyrimidines Pyrimidones
Gluconic acid 494 Carbohydrates Monosaccharides Sugar acids
N-Acetylglutamic acid 488 Organic acids Amino acids and peptides Amino acids
Lauric acid 486 Fatty Acyls Fatty acids Saturated FA
cis-Aconitic acid 485 Organic acids TCA acids TCA acids
IMP 482 Nucleic acids Purines Purine rNMP
Choline phosphate 482 Organic nitrogen compounds Cholines Cholines
Myo-inositol 479 Organic oxygen compounds Alcohols and polyols Inositols
S-Adenosylhomocysteine 478 Nucleic acids Purines Other purines
gamma-Aminobutyric acid 473 Fatty Acyls Fatty acids Amino FA
GMP 473 Nucleic acids Purines Purine rNMP
Cysteine 470 Organic acids Amino acids and peptides Amino acids
Palmitoleic acid 465 Fatty Acyls Fatty acids Unsaturated FA
CMP 464 Nucleic acids Pyrimidines Pyrimidine rNMP
Hippuric acid 454 Benzenoids Benzamides Hippuric acids
3-Hydroxybutyric acid 445 Fatty Acyls Fatty acids Hydroxy FA
Allantoin 445 Organoheterocyclic compounds Cyclic ureas Ureides
Phosphoric acid 443 Inorganic compounds Phosphorus inorganic compounds Phosphates
3-Phosphoglyceric acid 443 Organic acids Short-chain acids Short-chain acids
LPC 18:1 442 Glycerophospholipids Glycerophosphocholines LPC
Cystathionine 442 Organic acids Amino acids and peptides Amino acids
Orotic acid 439 Nucleic acids Pyrimidines Pyrimidine carboxylic acids
5'-Methylthioadenosine 436 Nucleic acids Purines Purine ribonucleosides
Spermidine 435 Alkaloids Ornithine alkaloids Polyamines
Carnosine 435 Organic acids Amino acids and peptides Dipeptides
Arachidic acid 434 Fatty Acyls Fatty acids Saturated FA
CAR 18:1 433 Fatty Acyls Fatty esters Acyl carnitines
LPC 18:0 432 Glycerophospholipids Glycerophosphocholines LPC
Oxidized glutathione 430 Organic acids Amino acids and peptides Tripeptides
Putrescine 428 Fatty Acyls Fatty amines Monoalkylamines
ATP 428 Nucleic acids Purines Purine rNTP
Margaric acid 427 Fatty Acyls Fatty acids Saturated FA
CAR 18:0 427 Fatty Acyls Fatty esters Acyl carnitines
Cholesterol 417 Sterol Lipids Sterols Cholesterols
CAR 12:0 410 Fatty Acyls Fatty esters Acyl carnitines
Urea 410 Organic nitrogen compounds Organonitrogen compounds Ureas
Capric acid 405 Fatty Acyls Fatty acids Saturated FA
Sucrose 404 Carbohydrates Disaccharides Disaccharides
N-Acetylneuraminic acid 402 Carbohydrates Monosaccharides Sugar acids
Xanthosine 401 Nucleic acids Purines Purine ribonucleosides
Guanidoacetic acid 399 Organic acids Amino acids and peptides Amino acids
Benzoic acid 395 Benzenoids Benzenes Benzoic acids
Fructose 395 Carbohydrates Monosaccharides Hexoses
Thymidine 395 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
LPC 18:2 394 Glycerophospholipids Glycerophosphocholines LPC
Urocanic acid 393 Alkaloids Histidine alkaloids Imidazole alkaloids
Sorbitol 393 Carbohydrates Monosaccharides Sugar alcohols
Fructose 1,6-bisphosphate 389 Carbohydrates Monosaccharides Hexose phosphates
CAR 14:0 388 Fatty Acyls Fatty esters Acyl carnitines
Glycerol 388 Organic oxygen compounds Alcohols and polyols 1,2-diols
UDP-N-acetylglucosamine 387 Nucleic acids Pyrimidines Pyrimidine rNDP
Ribose 384 Carbohydrates Monosaccharides Pentoses
S-Adenosylmethionine 383 Nucleic acids Purines Other purines
Sarcosine 383 Organic acids Amino acids and peptides Amino acids
Sphingosine 381 Sphingolipids Sphingoid bases Sphingosines
Hypotaurine 379 Organic acids Sulfinic acids Sulfinic acids
Kynurenic acid 378 Alkaloids Anthranilic acid alkaloids Acridone alkaloids
4-Pyridoxic acid 378 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
Serotonin 378 Alkaloids Tryptophan alkaloids Tryptamines
CAR 6:0 377 Fatty Acyls Fatty esters Acyl carnitines
Thymine 377 Nucleic acids Pyrimidines Other pyrimidines
Dimethylarginine 377 Organic acids Amino acids and peptides Amino acids
Indoleacetic acid 376 Alkaloids Tryptophan alkaloids Indoleacetic acids
Threonic acid 372 Carbohydrates Monosaccharides Sugar acids
CAR 8:0 371 Fatty Acyls Fatty esters Acyl carnitines
N-Acetylmethionine 371 Organic acids Amino acids and peptides Amino acids
N-Acetylornithine 371 Organic acids Amino acids and peptides Amino acids
Ribose 5-phosphate 369 Carbohydrates Monosaccharides Pentose phosphates
Dimethylglycine 368 Organic acids Amino acids and peptides Amino acids
N-6-Trimethyllysine 367 Organic acids Amino acids and peptides Amino acids
3-Methylhistidine 362 Organic acids Amino acids and peptides Amino acids
Cer 18:1;O2/16:0 362 Sphingolipids Ceramides Cer
Nicotinic acid 360 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
Azelaic acid 360 Fatty Acyls Fatty acids Dicarboxylic acids
LPE 18:0 359 Glycerophospholipids Glycerophosphoethanolamines LPE
Ketoleucine 357 Organic acids Keto acids Short-chain keto acids
Pyridoxal 354 Alkaloids Pyridine alkaloids Nicotinic acid alkaloids
LPC 20:4 354 Glycerophospholipids Glycerophosphocholines LPC
LPE 18:1 353 Glycerophospholipids Glycerophosphoethanolamines LPE
Thiamine 350 Nucleic acids Pyrimidines Thiamines
LPC 16:1 347 Glycerophospholipids Glycerophosphocholines LPC
N-Acetylalanine 347 Organic acids Amino acids and peptides Amino acids
PC 36:2 345 Glycerophospholipids Glycerophosphocholines PC
UDP 345 Nucleic acids Pyrimidines Pyrimidine rNDP
Vitamin C 345 Organoheterocyclic compounds Lactones Gamma butyrolactones
Cholic acid 344 Sterol Lipids Bile acids C24 Bile acids
2-Hydroxybutyric acid 340 Fatty Acyls Fatty acids Hydroxy FA
CAR 10:0 340 Fatty Acyls Fatty esters Acyl carnitines
PC 34:2 340 Glycerophospholipids Glycerophosphocholines PC
Glutaric acid 338 Fatty Acyls Fatty acids Dicarboxylic acids
Glycocholic acid 338 Sterol Lipids Bile acids C24 Bile acids
LPE 16:0 337 Glycerophospholipids Glycerophosphoethanolamines LPE
PC 32:1 336 Glycerophospholipids Glycerophosphocholines PC
Isocitric acid 335 Organic acids TCA acids TCA acids
CAR 18:2 331 Fatty Acyls Fatty esters Acyl carnitines
Pseudouridine 331 Nucleic acids Pyrimidines Pyrimidine ribonucleosides
1-Methyladenosine 328 Nucleic acids Purines Purine ribonucleosides
3-Dehydroxycarnitine 327 Fatty Acyls Fatty esters Acyl carnitines
Riboflavin 327 Organoheterocyclic compounds Alloxazines and isoalloxazines Flavins
Caprylic acid 326 Fatty Acyls Fatty acids Saturated FA
PC 38:6 326 Glycerophospholipids Glycerophosphocholines PC
FAD 326 Nucleic acids Flavins Flavin nucleotides
Fructose 6-phosphate 324 Carbohydrates Monosaccharides Hexose phosphates
PC 36:4 324 Glycerophospholipids Glycerophosphocholines PC
6-Phosphogluconic acid 323 Carbohydrates Monosaccharides Hexose phosphates
4-Guanidinobutanoic acid 323 Organic nitrogen compounds Guanidines Guanidines
CAR 14:1 319 Fatty Acyls Fatty esters Acyl carnitines
Deoxycytidine 319 Nucleic acids Pyrimidines Pyrimidine deoxyribonucleosides
Pelargonic acid 318 Fatty Acyls Fatty acids Saturated FA
N-Acetylputrescine 317 Alkaloids Ornithine alkaloids Polyamines
Sphinganine 316 Sphingolipids Sphingoid bases Sphinganines
Ethanolamine 315 Organic nitrogen compounds Amines 1,2-aminoalcohols
PC 34:1 314 Glycerophospholipids Glycerophosphocholines PC
Glycolic acid 313 Fatty Acyls Fatty acids Hydroxy FA
LPC 14:0 311 Glycerophospholipids Glycerophosphocholines LPC
PC 32:2 311 Glycerophospholipids Glycerophosphocholines PC
N-Acetylleucine 311 Organic acids Amino acids and peptides Amino acids
Phosphocreatine 311 Organic acids Amino acids and peptides Amino acids
PC 32:0 309 Glycerophospholipids Glycerophosphocholines PC
NADP 309 Nucleic acids Nicotinamides Nicotinamide dinucleotides
Ureidopropionic acid 309 Organic nitrogen compounds Organonitrogen compounds Ureas
PC 38:4 308 Glycerophospholipids Glycerophosphocholines PC
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