metabolite_name 101901 101902 101903 101904 101905 101906 101907 101908 101909 101910 1-Aminocyclopropane-1-carboxylate 0 0 0 0 0 0 0 0 0 0 1-Methyladenosine 0 0 0 0 0 1.4 3.3 8.3 7.1 9.0 1-Methylhistamine 0 0 0 0 0 8.4 11 6.2 9.1 8.5 1-Methylnicotinamide 2.1 0 2.2 0 0 11 12 10 9.7 12 1,3-Diaminopropane 0 0 0 0 0 18 0 0 0 2.0 2-Hydroxypentanoate 0 0 34 36 46 0 0 0 0 0 2,4-Diaminobutyrate 0 0 0 0 0 0 0 0 0 0 2'-Deoxycytidine 0 0 0 0 0 0 0 0 31 0 2'-Deoxyguanosine 146 210 169 12 49 343 511 380 131 400 2AB 60 40 50 34 31 869 504 309 281 596 3-Aminoisobutyrate 7.9 8.7 9.2 4.8 8.2 34 8.6 0.85 4.1 11 3-Aminopropane-1,2-diol 0 0 0 0 0 0 0 0 0 0 3-Hydroxyanthranilate 4.8 4.7 11 5.2 5.0 0 0 0 0 0 3-Indoxyl sulfate 0 0 0 0 0 0 0 0 0 0 3-Methylhistidine 2.1 0 0 0 2.3 27 36 24 14 37 4-(beta-Acetylaminoethyl)imidazole 3.3 3.9 4.2 3.8 3.1 2.9 7.9 3.6 2.3 4.2 4-Hydroxymethylimidazole 1.0 0 1.8 0 1.5 0 0 0 0 0 5-Aminolevulinate 1.6 1.9 1.9 0 0 0 0 0 2.4 0 5-Aminovalerate 667 253 399 186 249 15490 6512 12036 1796 14840 5-Hydroxyindoleacetate 0 0 0 45 0 0 0 0 0 0 5-Hydroxylysine 3.0 2.3 2.8 0 1.5 11 8.6 11 4.7 8.1 5-Methylcytosine 0 0 0 0 0 4.9 4.6 7.5 4.0 3.4 5-Methylthioadenosine 7.0 6.8 7.2 4.9 5.9 3.9 4.4 6.4 6.2 5.9 6-Aminohexanoate 13 14 19 13 12 6.8 7.0 8.9 7.5 12 7-Methylguanine 5.8 0 5.1 0 1.9 11 8.6 12 9.1 14 7,8-Dihydrobiopterin 0 0 0 0 0 0 0 0 0 0 Acetylcholine 1.4 1.3 2.0 1.0 1.0 1.2 2.8 4.2 3.1 2.0 Adenine 5.2 4.9 7.0 5.1 4.7 7.5 12 15 9.1 28 Adenosine 9.3 11 17 7.0 6.1 16 19 29 20 25 ADMA 5.3 1.7 1.6 0 1.3 19 23 19 12 30 Agmatine 1.8 1.7 1.9 1.1 1.3 1.6 2.8 2.0 2.8 1.1 Ala 1161 668 661 414 598 11578 15424 7015 8645 10358 Ala-Ala 38 45 30 37 36 102 225 81 75 91 Allantoin 275 181 155 329 24 164 276 363 234 168 alpha-Aminoadipate 9.8 11 15 6.7 6.6 25 0 24 20 27 Alpha-Methylserine 0 0 0 0 0 0 0 0 0 0 Anserine 0 8.6 0 0 0 6.1 0 5.3 0 0 Arg 525 305 327 228 301 436 510 765 1695 361 Asn 151 120 103 57 68 4168 6662 3900 3299 5102 Asp 2386 3462 2744 154 845 7458 12146 8061 5324 8371 beta-Ala 18 17 16 16 20 25 19 17 19 28 beta-Imidazolelactate 0 0 0 0 0 34 28 34 30 35 Betaine 21 12 8.8 11 8.3 64 360 176 191 161 Betaine aldehyde 58 44 40 23 31 97 180 131 130 121 Betonicine 0 0 0 0 0 0 0 0 0 0 Cadaverine 2.5 1.8 3.4 1.0 1.2 3.9 6.4 7.2 5.7 5.9 Carnitine 11 9.6 11 10 9.8 33 164 61 59 37 Carnosine 0 0 0 0 0 0 0 0 0 0 Choline 315 133 171 129 120 1522 14118 8148 9773 4398 Citrulline 118 119 69 47 71 1051 1317 685 619 871 Creatine 626 721 455 642 485 1663 2209 1721 698 1802 Creatinine 12 8.2 5.5 9.8 5.5 72 56 63 47 75 Cyclohexylamine 0.74 1.5 0.90 0.89 0 1.6 1.9 2.1 1.5 2.0 Cys 0 0 0 0 0 52 19 21 0 0 Cystathionine 6.5 8.1 8.0 8.7 11 27 47 19 35 19 Cysteine-glutathione disulphide -Divalent 0 0 0 0 0 8.1 32 8.3 5.3 7.4 Cystine 23 17 6.7 5.5 9.1 237 854 195 161 95 Cytidine 14 4.9 6.5 3.3 4.3 6.4 7.8 11 39 12 Cytosine 2.3 2.4 2.5 2.0 2.1 1.7 1.8 1.8 3.1 2.3 Diethanolamine 0 82 0 0 5.9 0 0 798 14 4.8 Dihydrouracil 10134 10236 15558 13174 8816 5902 6673 5715 0 5909 Dopamine 0 0 0 0 0 0 0 0 0 0 Ectoine 0 0 0 0 0 0 0 0 0 0 GABA 14 16 16 18 14 22 29 25 17 29 gamma-Butyrobetaine 64 64 67 72 57 233 217 154 58 255 gamma-Guanidinobutyrate 7.4 7.3 11 4.0 5.9 17 31 18 17 12 Gln 412 195 154 88 161 3858 12622 4439 5097 6172 Glu 2460 1685 2387 1701 1386 13574 24836 12381 13600 15686 Glucosamine 0 0 0 0 0 0 16 9.6 0 0 Gly 1020 877 881 406 589 4982 10750 6145 6680 8959 Gly-Gly 9.6 4.7 8.7 6.1 6.0 40 82 73 91 38 Gly-Leu 25 22 15 12 18 108 204 106 155 89 Glycerophosphorylcholine 140 102 88 47 99 62 424 231 248 301 Guanidinoacetate 4.4 5.5 3.2 4.8 2.7 9.4 10 12 15 17 Guanidinosuccinate 0 0 0 0 0 0 0 0 0 0 Guanine 11 8.7 12 6.4 5.8 3.9 4.7 11 4.9 6.4 Guanosine 24 8.8 9.1 3.5 7.4 6.4 4.9 13 50 11 His 162 112 105 57 87 1758 5507 1496 2432 2704 Histamine 2.2 2.8 3.8 1.6 1.6 7.1 23 8.7 8.6 10 Homocysteine 0 0 0 0 0 0 0 0 0 0 Homocystine 0 0 0 0 0 0 0 0 0 0 Homoserine 16 19 24 12 14 30 22 22 13 24 Hydroxyproline 6.1 7.0 7.1 3.0 3.3 21 61 52 35 67 Hypotaurine 21 30 34 21 28 44 41 54 58 71 Hypoxanthine 96 100 103 113 91 38 50 178 72 190 Ile 337 164 114 103 172 2765 3565 2265 2309 2633 Imidazole-4-acetate 0 0 0 0 0 0 6.0 0 5.0 0 Indole-3-acetaldehyde 0 0 0 26 0 0 0 0 0 0 Indole-3-acetamide 20 16 17 15 17 29 56 25 29 30 Inosine 76 50 72 26 52 21 14 52 125 25 Isoamylamine 0 0 0 0 0 0 0 0 0 0 Isopropanolamine 2.5 3.9 5.5 1.7 0 56 0 0 11 16 Kynurenine 0 0 0 0 0 3.0 5.5 2.8 3.1 2.5 Leu 544 246 180 154 259 5763 8513 4559 5410 5776 Lys 1496 1354 978 617 990 2322 14637 10588 8985 11877 Mannosamine 0 0 0 0 0 0 0 0 0 0 Met 151 116 87 50 85 638 2156 1172 1128 1446 Methionine sulfoxide 50 45 52 29 44 124 480 223 243 174 Methylguanidine 0 0 0 0 0 0 0 0 0 0 N-Acetylglucosamine 88 56 70 45 52 263 192 93 194 181 N-Acetylglucosylamine 0 0 0 0 0 32 64 46 39 33 N-Acetylhistidine 2.7 2.8 2.9 1.8 0 8.2 37 10 16 13 N-Acetylornithine 17 17 20 18 22 22 35 82 31 50 N-Acetylputrescine 0 0 0 0 0 19 34 26 15 32 N-Acetylvaline 0 0 0 0 0 5.6 12 14 11 13 N-epsilon-Acetyllysine 6.9 6.1 8.6 5.2 5.4 17 35 27 13 35 N-Methylalanine 0 1.9 2.4 2.4 2.7 0 0 0 0 0 N-Methylglutamate 0 0 0 0 0 0 0 0 0 0 N,N-Dimethylglycine 0 0 0 0 0 6.3 13 3.9 4.7 5.5 N1-Acetylspermidine 8.0 12 11 5.5 9.4 36 52 46 28 45 N1,N12-Diacetylspermine 0.80 1.7 1.3 0.49 1.1 0.47 0.78 0.59 0 0.51 N1,N8-Diacetylspermidine 9.1 15 12 2.5 8.0 43 75 36 17 41 N6,N6,N6-Trimethyllysine 6.3 1.8 1.7 0.94 2.1 33 42 47 27 55 N8-Acetylspermidine 0 0 0 0 0 0 0 0 0 0 Nicotinamide 13 11 18 16 14 5.7 12 15 22 13 o-Acetylcarnitine 9.3 5.8 5.9 4.9 6.0 0 0 0 0 0 O-Acetylserine 0 0 0 0 0 12 0 0 0 0 Ornithine 163 137 70 25 76 2536 5811 2875 1800 4307 p-Aminobenzoate 94 124 236 106 121 73 86 81 66 48 Phe 240 143 97 66 120 3353 5583 2631 2950 3445 Phenethylamine 0 0 0 0 0 2.3 10 0 0 2.5 Phosphorylcholine 0 0 0 0 0 0 0 0 0 0 Pipecolate 19 32 48 21 23 14 19 13 8.8 14 Pro 308 264 260 170 221 2842 12017 4243 6584 6093 Pterin 0 0 0 0 0 0 0 0 0 0 Putrescine(1,4-Butanediamine) 4.7 3.7 3.2 0.87 4.0 38 59 57 34 60 Pyridoxal 18 4.9 22 14 17 18 20 5.8 14 5.4 Pyridoxamine 3.1 3.1 2.4 2.9 2.5 2.2 3.4 3.1 2.9 2.3 Pyridoxamine 5'-phosphate 0 0 0 0 0 0 0 0 0 0 Riboflavin 22 35 38 21 21 28 167 110 26 27 S-Methylmethionine 0 0 0 0 0 0 0 0 0 0 Saccharopine 0 0 0 0 0 0 0 0 0 0 SAH 0 0 0 0 0 0 0 0 0 0 SAM+ 10 12 10 5.8 7.8 11 14 11 9.4 11 Sarcosine 68 76 24 32 30 159 126 227 485 493 SDMA 1.8 0 1.2 0 0 4.3 4.7 6.5 4.0 8.3 Ser 340 255 266 131 213 496 308 492 1783 376 Serotonin 399 290 261 232 337 668 506 691 835 858 Spermidine 59 100 64 25 55 167 193 210 121 139 Taurine 2792 2726 3424 1632 2465 1472 2053 6369 7705 5941 Thiamine 51 39 53 47 19 35 40 35 36 28 Thiamine monophosphate 0 0 0 0 0 0 0 0 0 0 Thr 442 317 332 223 285 5353 12297 3145 4305 5168 Thymidine 372 392 425 407 383 180 177 200 199 108 Thymine 288 297 390 258 310 608 716 538 472 453 Trigonelline 0 0 0 0 0 0 0 0 0 0 Trimethylamine N-oxide 0 0 0 0 0 0 0 0 0 0 Trimethylsulfonium 0 0 0 0 0 0 0 0 0 0 Trp 126 69 71 33 49 752 1275 1115 959 1148 Tyr 367 236 161 110 198 1811 2242 1317 3027 1397 Tyramine 1.0 1.8 1.1 2.0 1.7 2355 4408 1678 840 2544 Uracil 129 93 85 120 77 88 103 210 191 343 Urea 325 218 212 332 426 290 320 423 2844 290 Uridine 150 172 147 127 131 84 98 89 147 128 Urocanate 9.8 5.6 4.2 6.3 3.8 130 324 202 104 44 Val 731 403 332 231 375 6857 9205 5354 5186 6928 Xanthine 108 89 83 111 75 73 255 599 177 692 Xanthurenate 0 0 0 0 0 0 0 0 0 0 metabolite_name RefMet name Formula Mass REGNO KEGG ID 1-Aminocyclopropane-1-carboxylate 1-Aminocyclopropanecarboxylic acid C4H7NO2 101.0477 47363 C01234 1-Methyladenosine 1-Methyladenosine C11H15N5O4 281.1124 38291 C02494 1-Methylhistamine 1-Methylhistamine C6H11N3 125.0953 37490 C05127 1-Methylnicotinamide 1-methyl nicotinamide C7H9N2O 137.0715 67157 C02918 1,3-Diaminopropane 1,3-Diaminopropane C3H10N2 74.0844 37023 C00986 2-Hydroxypentanoate 2,4-Diaminobutyrate L-2,4-diaminobutyric acid C4H10N2O2 118.0742 38851 C03283 2'-Deoxycytidine Deoxycytidine C9H13N3O4 227.0906 37025 C00881 2'-Deoxyguanosine Deoxyguanosine C10H13N5O4 267.0968 37066 C00330 2AB C02356 3-Aminoisobutyrate 3-amino-isobutanoic acid C4H9NO2 103.0633 1878 C05145 3-Aminopropane-1,2-diol C06057 3-Hydroxyanthranilate 3-Hydroxyanthranilic acid C7H7NO3 153.0426 37817 C00632 3-Indoxyl sulfate Indoxyl sulfate C8H7NO4S 213.0096 37364 3-Methylhistidine 3-Methylhistidine C7H11N3O2 169.0851 37269 C01152 4-(beta-Acetylaminoethyl)imidazole N-Acetylhistamine C7H11N3O 153.0902 42275 C05135 4-Hydroxymethylimidazole C05562 5-Aminolevulinate 5-amino-levulinic acid C5H9NO3 131.0582 1879 C00430 5-Aminovalerate 5-Aminopentanoic acid C5H11NO2 117.079 1865 C00431 5-Hydroxyindoleacetate 5-Hydroxyindoleacetic acid C10H9NO3 191.0582 37412 C05635 5-Hydroxylysine 5-hydroxylysine C6H14N2O3 162.1004 37255 C16741 5-Methylcytosine 5-Methylcytosine C5H7N3O 125.0589 38217 C02376 5-Methylthioadenosine 5'-Methylthioadenosine C11H15N5O3S 297.0896 37638 C00170 6-Aminohexanoate Aminocaproic acid C6H13NO2 131.0946 1860 C02378 7-Methylguanine 7-Methylguanine C6H7N5O 165.0651 37489 C02242 7,8-Dihydrobiopterin C02953 Acetylcholine Acetylcholine C7H16NO2 146.1181 37488 C01996 Adenine Adenine C5H5N5 135.0545 37038 C00147 Adenosine Adenosine C10H13N5O4 267.0968 37045 C00212 ADMA Dimethylarginine C8H18N4O2 202.143 37857 C03626 Agmatine Agmatine C5H14N4 130.1218 37797 C00179 Ala Alanine C3H7NO2 89.0477 37109 C00041 Ala-Ala Ala-Ala C6H12N2O3 160.084793 78656 C00993 Allantoin Allantoin C4H6N4O3 158.044 50218 C01551 alpha-Aminoadipate Aminoadipic acid C6H11NO4 161.0688 2017 C00956 Alpha-Methylserine Alpha-Methylserine C4H9NO3 119.058244 78601 C02115 Anserine Anserine C10H16N4O3 240.1222 37129 C01262 Arg Arginine C6H14N4O2 174.1117 37289 C00062 Asn Asparagine C4H8N2O3 132.0535 37114 C00152 Asp Aspartic acid C4H7NO4 133.0375 37126 C00049 beta-Ala Beta-Alanine C3H7NO2 89.0477 37049 C00099 beta-Imidazolelactate C05568 Betaine Betaine C5H11NO2 117.079 37042 C00719 Betaine aldehyde Betaine aldehyde C5H12NO 102.0919 37683 C00576 Betonicine Betonicine C7H13NO3 159.0895 43824 C08269 Cadaverine Cadaverine C5H14N2 102.1157 38124 C01672 Carnitine Carnitine C7H15NO3 161.1052 42914 C00318 Carnosine Carnosine C9H14N4O3 226.1066 37037 C00386 Choline Choline C5H14NO 104.1075 37073 C00114 Citrulline Citrulline C6H13N3O3 175.0957 37494 C00327 Creatine Creatine C4H9N3O2 131.0695 37054 C00300 Creatinine Creatinine C4H7N3O 113.0589 37310 C00791 Cyclohexylamine Cyclohexylamine C6H13N 99.1048 44859 C00571 Cys Cysteine C3H7NO2S 121.0198 37316 C00097 Cystathionine Cystathionine C7H14N2O4S 222.0674 37075 C02291 Cysteine-glutathione disulphide -Divalent Cystine Cystine C6H12N2O4S2 240.0239 55119 C00491 Cytidine Cytidine C9H13N3O5 243.0855 37069 C00475 Cytosine Cytosine C4H5N3O 111.0433 37339 C00380 Diethanolamine Diethanolamine C4H11NO2 105.079 38524 C06772 Dihydrouracil Dihydrouracil C4H6N2O2 114.0429 37061 C00429 Dopamine Dopamine C8H11NO2 153.079 37060 C03758 Ectoine Ectoine C6H10N2O2 142.0742 51381 C06231 GABA Gamma-Aminobutyric acid C4H9NO2 103.0633 1864 C00334 gamma-Butyrobetaine 3-Dehydroxycarnitine C7H15NO2 145.1103 39059 C01181 gamma-Guanidinobutyrate 4-Guanidinobutanoic acid C5H11N3O2 145.0851 38341 C01035 Gln Glutamine C5H10N2O3 146.0691 37346 C00064 Glu Glutamic acid C5H9NO4 147.0532 37101 C00025 Glucosamine Glucosamine C6H13NO5 179.0794 44201 C00329 Gly Glycine C2H5NO2 75.032 37085 C00037 Gly-Gly Gly-Gly C4H8N2O3 132.053493 78803 C02037 Gly-Leu Gly-Leu C8H16N2O3 188.116093 78806 C02155 Glycerophosphorylcholine sn-glycero-3-phosphocholine C8H20NO6P 257.1028 58812 C00670 Guanidinoacetate Guanidoacetic acid C3H7N3O2 117.0538 37090 C00581 Guanidinosuccinate Guanidinosuccinic acid C5H9N3O4 175.0593 38261 C03139 Guanine Guanine C5H5N5O 151.0494 37093 C00242 Guanosine Guanosine C10H13N5O5 283.0917 37094 C00387 His Histidine C6H9N3O2 155.0695 37119 C00135 Histamine Histamine C5H9N3 111.0796 37476 C00388 Homocysteine Homocysteine C4H9NO2S 135.0354 50967 C00155 Homocystine DL-Homocystine C8H16N2O4S2 268.0552 37317 C01817 Homoserine Homoserine C4H9NO3 119.0582 37385 C00263 Hydroxyproline cis-3-hydroxyproline C5H9NO3 131.0582 38027 C01015 Hypotaurine Hypotaurine C2H7NO2S 109.0198 37525 C00519 Hypoxanthine Hypoxanthine C5H4N4O 136.0385 37106 C00262 Ile Isoleucine C6H13NO2 131.0946 1871 C00407 Imidazole-4-acetate Imidazoleacetic acid C5H6N2O2 126.0429 37979 C02835 Indole-3-acetaldehyde Indoleacetaldehyde C10H9NO 159.0684 37651 C00637 Indole-3-acetamide 1H-Indole-3-acetamide C10H10N2O 174.0793 44027 C02693 Inosine Inosine C10H12N4O5 268.0808 37130 C00294 Isoamylamine 3-Methyl-1-butylamine C5H13N 87.104799 45022 C02640 Isopropanolamine C05771 Kynurenine Kynurenine C10H12N2O3 208.0848 37365 C00328 Leu Leucine C6H13NO2 131.0946 42493 C00123 Lys Lysine C6H14N2O2 146.1055 37121 C00047 Mannosamine 2-amino-2-deoxy-D-mannopyranose C6H13NO5 179.079373 62133 C03570 Met Methionine C5H11NO2S 149.0511 37371 C00073 Methionine sulfoxide Methionine sulfoxide C5H11NO3S 165.046 57174 C02989 Methylguanidine Methylguanidine C2H7N3 73.064 37847 C02294 N-Acetylglucosamine N-acetyl-D-glucosamine C8H15NO6 221.0899 67000 C00140 N-Acetylglucosylamine N-Acetyl-b-glucosaminylamine C8H16N2O5 220.1059 37602 C01239 N-Acetylhistidine N-acetylhistidine C8H11N3O3 197.08 50500 C02997 N-Acetylornithine N-Acetylornithine C7H14N2O3 174.1004 38303 C00437 N-Acetylputrescine N-Acetylputrescine C6H14N2O 130.1106 38003 C02714 N-Acetylvaline N-Acetylvaline C7H13NO3 159.0895 41524 - N-epsilon-Acetyllysine N6-acetyllysine C8H16N2O3 188.1161 37134 C02727 N-Methylalanine N-methylalanine C4H9NO2 103.0633 49945 C02721 N-Methylglutamate N-methyl-L-glutamic acid C6H11NO4 161.0688 50502 C01046 N,N-Dimethylglycine Dimethylglycine C4H9NO2 103.0633 37070 C01026 N1-Acetylspermidine N1-Acetylspermidine C9H21N3O 187.1685 37703 C00612 N1,N12-Diacetylspermine N1,N12-Diacetylspermine C14H30N4O2 286.2369 38057 C03413 N1,N8-Diacetylspermidine N6,N6,N6-Trimethyllysine N-6-trimethyllysine C9H20N2O2 188.1525 37729 C03793 N8-Acetylspermidine N8-Acetylspermidine C9H21N3O 187.1685 38065 C01029 Nicotinamide Niacinamide C6H6N2O 122.048 37778 C00153 o-Acetylcarnitine CAR(2:0) C9H17NO4 203.1158 71521 C02571 O-Acetylserine O-Acetylserine C5H9NO4 147.0532 38234 C00979 Ornithine Ornithine C5H12N2O2 132.0899 37139 C00077 p-Aminobenzoate P-Aminobenzoic acid C7H7NO2 137.0477 37770 C00568 Phe Phenylalanine C9H11NO2 165.079 37108 C00079 Phenethylamine Phenylethylamine C8H11N 121.0891 41966 C05332 Phosphorylcholine Choline phosphate C5H14NO4P 183.066 71621 C00588 Pipecolate Pipecolic acid C6H11NO2 129.079 37384 C00408 Pro Proline C5H9NO2 115.0633 37110 C00148 Pterin Pterin C6H5N5O 163.0494 37435 C00715 Putrescine(1,4-Butanediamine) C00134 Pyridoxal Pyridoxal C8H9NO3 167.0582 37862 C00250 Pyridoxamine Pyridoxamine C8H12N2O2 168.0899 37796 C00534 Pyridoxamine 5'-phosphate Pyridoxamine 5'-phosphate C8H13N2O5P 248.0562 37868 C00647 Riboflavin Riboflavin C17H20N4O6 376.1383 37156 C00255 S-Methylmethionine C03172 Saccharopine Saccharopine C11H20N2O6 276.1321 37177 C00449 SAH S-Adenosylhomocysteine C14H20N6O5S 384.1216 37510 C00021 SAM+ C00019 Sarcosine Sarcosine C3H7NO2 89.0477 37173 C00213 SDMA Symmetric dimethyl-L-arginine C8H18N4O2 202.143 38294 Ser Serine C3H7NO3 105.0426 37123 C00065 Serotonin Serotonin C10H12N2O 176.095 37167 C00780 Spermidine Spermidine C7H19N3 145.1579 37687 C00315 Taurine Taurine C2H7NO3S 125.0147 37162 C00245 Thiamine Thiamine C12H17N4OS 265.1123 37152 C00378 Thiamine monophosphate Thiamine monophosphate C12H17N4O4PS 344.0708 38188 C01081 Thr Threonine C4H9NO3 119.0582 37113 C00188 Thymidine Thymidine C10H14N2O5 242.0903 37175 C00214 Thymine Thymine C5H6N2O2 126.0429 37168 C00178 Trigonelline Trigonelline C7H7NO2 137.0477 37479 C01004 Trimethylamine N-oxide Trimethylamine N-oxide C3H9NO 75.0684 37502 C01104 Trimethylsulfonium Trimethyl sulfonium C3H9S 77.042496 41978 C01008 Trp Tryptophan C11H12N2O2 204.0899 37505 C00078 Tyr Tyrosine C9H11NO3 181.0739 37107 C00082 Tyramine Tyramine C8H11NO 137.0841 37197 C00483 Uracil Uracil C4H4N2O2 112.0273 37192 C00106 Urea Urea CH4N2O 60.0324 37188 C00086 Uridine Uridine C9H12N2O6 244.0695 37190 C00299 Urocanate (E)-Urocanic acid C6H6N2O2 138.0429 46400 C00785 Val Valine C5H11NO2 117.079 37484 C00183 Xanthine Xanthine C5H4N4O2 152.0334 37186 C00385 Xanthurenate Xanthurenic acid C10H7NO4 205.0375 37483 C02470