EC Number |
Recommended Name |
Source Tissue |
Reference |
---|
1.1.1.213 | 3alpha-hydroxysteroid 3-dehydrogenase (Re-specific) |
gastrointestinal tract |
strong isoform AKR1C3 immunoreactivity in columnar epithelium but only weak immunoreactivity in squamous epithelium of the gastrointestinal junction |
725153 |
1.1.1.239 | 3alpha(17beta)-hydroxysteroid dehydrogenase (NAD+) |
gastrointestinal tract |
strong isoform AKR1C3 immunoreactivity in columnar epithelium but only weak immunoreactivity in squamous epithelium of the gastrointestinal junction |
725153 |
1.1.1.62 | 17beta-estradiol 17-dehydrogenase |
gastrointestinal tract |
high expression |
725933 |
1.1.1.64 | testosterone 17beta-dehydrogenase (NADP+) |
gastrointestinal tract |
strong isoform AKR1C3 immunoreactivity in columnar epithelium but only weak immunoreactivity in squamous epithelium of the gastrointestinal junction |
725153 |
1.11.1.9 | glutathione peroxidase |
gastrointestinal tract |
GPx-2 |
684496 |
1.13.11.52 | indoleamine 2,3-dioxygenase |
gastrointestinal tract |
- |
698260 |
1.14.13.8 | flavin-containing monooxygenase |
gastrointestinal tract |
- |
742355 |
1.14.15.18 | calcidiol 1-monooxygenase |
gastrointestinal tract |
- |
688675 |
1.14.16.4 | tryptophan 5-monooxygenase |
gastrointestinal tract |
- |
688604 |
1.2.1.3 | aldehyde dehydrogenase (NAD+) |
gastrointestinal tract |
- |
692281 |
1.4.3.22 | diamine oxidase |
gastrointestinal tract |
- |
765044 |
1.6.3.1 | NAD(P)H oxidase (H2O2-forming) |
gastrointestinal tract |
- |
711688 |
2.1.1.8 | histamine N-methyltransferase |
gastrointestinal tract |
- |
441579 |
2.3.1.87 | aralkylamine N-acetyltransferase |
gastrointestinal tract |
esophagus, stomach, pyloric ceca, foregut, midgut, hindgut. AANAT2 is expressed only in the muscular layer of all segments. No significant differences are obtained among the different segments evaluated |
673823 |
2.4.1.145 | alpha-1,3-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase |
gastrointestinal tract |
isoform GnT-IVa is highly restricted in gastrointestinal organs and peripheral blood leukocytes |
723792 |
2.4.1.17 | glucuronosyltransferase |
gastrointestinal tract |
- |
488790, 659315, 691934, 693111, 735649, 756560 |
2.4.1.17 | glucuronosyltransferase |
gastrointestinal tract |
isozymes UGT1 and UGT2 |
676313 |
2.4.1.17 | glucuronosyltransferase |
gastrointestinal tract |
isozymes UGT1A1, UGT1A3, UGT1A6, UGT1A8, UGT1A9, UGT1A10, and UGT2B7 |
658515 |
2.4.1.B7 | ursodeoxycholate N-acetylglucosaminyltransferase |
gastrointestinal tract |
poor activity |
704454 |
2.4.2.1 | purine-nucleoside phosphorylase |
gastrointestinal tract |
- |
489654 |
2.4.2.4 | thymidine phosphorylase |
gastrointestinal tract |
high expression |
685026 |
2.5.1.2 | thiamine pyridinylase |
gastrointestinal tract |
- |
636845 |
2.5.1.2 | thiamine pyridinylase |
gastrointestinal tract |
fluid |
636861 |
2.7.10.1 | receptor protein-tyrosine kinase |
gastrointestinal tract |
- |
661551, 690303 |
2.7.11.1 | non-specific serine/threonine protein kinase |
gastrointestinal tract |
- |
532772 |
2.7.11.12 | cGMP-dependent protein kinase |
gastrointestinal tract |
- |
661575 |
2.7.11.25 | mitogen-activated protein kinase kinase kinase |
gastrointestinal tract |
- |
691985 |
2.8.2.4 | estrone sulfotransferase |
gastrointestinal tract |
epithelial cells |
760317 |
3.1.1.23 | acylglycerol lipase |
gastrointestinal tract |
- |
690351 |
3.1.1.3 | triacylglycerol lipase |
gastrointestinal tract |
- |
694786 |
3.1.1.3 | triacylglycerol lipase |
gastrointestinal tract |
gastric lipase HGL |
651396 |
3.1.3.108 | nocturnin |
gastrointestinal tract |
low expression |
755768 |
3.1.3.4 | phosphatidate phosphatase |
gastrointestinal tract |
lipin-2 |
709065 |
3.1.3.67 | phosphatidylinositol-3,4,5-trisphosphate 3-phosphatase |
gastrointestinal tract |
- |
694494 |
3.1.4.12 | sphingomyelin phosphodiesterase |
gastrointestinal tract |
- |
679649 |
3.1.4.12 | sphingomyelin phosphodiesterase |
gastrointestinal tract |
intraluminal, intestinal microvillar membrane, and mucosa, in the intestinal tract, the activity of alkaline SMase is much higher than the activity of neutral and acid SMase, overview |
678434 |
3.1.6.1 | arylsulfatase (type I) |
gastrointestinal tract |
- |
135523 |
3.1.6.12 | N-acetylgalactosamine-4-sulfatase |
gastrointestinal tract |
- |
135558, 135559 |
3.2.1.108 | lactase |
gastrointestinal tract |
- |
683038, 683371 |
3.2.1.17 | lysozyme |
gastrointestinal tract |
- |
729620, 750272 |
3.4.14.5 | dipeptidyl-peptidase IV |
gastrointestinal tract |
- |
679710 |
3.4.17.12 | carboxypeptidase M |
gastrointestinal tract |
- |
697395 |
3.4.17.23 | angiotensin-converting enzyme 2 |
gastrointestinal tract |
- |
753315, 763160 |
3.4.21.109 | matriptase |
gastrointestinal tract |
- |
683492 |
3.4.21.109 | matriptase |
gastrointestinal tract |
in cancer tissue the expression of serine protease SNC19/matripase and hepatocyte growth factor activator inhibitor-1 is significantly lower than in the corresponding adjacent normal tissue, the ratio, however, shows no difference between normal and malingant tissue |
677254 |
3.4.21.118 | kallikrein 8 |
gastrointestinal tract |
epidermis, keratinocytes |
647322 |
3.4.21.35 | tissue kallikrein |
gastrointestinal tract |
- |
731367 |
3.4.21.78 | granzyme A |
gastrointestinal tract |
- |
755083 |
3.4.22.1 | cathepsin B |
gastrointestinal tract |
in adult worm, four cathepsin Bs can be specifically observed in the intestinal tract |
754979 |
3.4.22.15 | cathepsin L |
gastrointestinal tract |
- |
647915 |
3.4.23.3 | gastricsin |
gastrointestinal tract |
- |
667343, 668809 |
3.4.24.16 | neurolysin |
gastrointestinal tract |
- |
-, 754429, 754898 |
3.4.24.23 | matrilysin |
gastrointestinal tract |
- |
708308 |
3.5.1.2 | glutaminase |
gastrointestinal tract |
phosphate-activated isozyme |
670129 |
3.5.4.4 | adenosine deaminase |
gastrointestinal tract |
- |
700148 |
3.6.1.6 | nucleoside diphosphate phosphatase |
gastrointestinal tract |
NTPDase3 in cells from the stratified esophageal and forestomach epithelia, and in some enteroendocrine cells of the gastric antrum. NTPDase3 and -2 are coexpressed within the myenteric and submucosal plexuses, as well as in the nerve terminals of the smooth muscle layer and mucosa |
718541 |
4.1.1.22 | histidine decarboxylase |
gastrointestinal tract |
- |
692565 |
4.2.1.1 | carbonic anhydrase |
gastrointestinal tract |
CA XIII is found mainly in surface epithelial cells of the body and antrum segments. carbonic anhydrase XIII |
679413 |
4.3.2.1 | argininosuccinate lyase |
gastrointestinal tract |
present in neurones and nerve fibres in the myenteric plexus of the lower oesophagael sphincter, antrum, pylorus, ileum and colon, in the submucosal plexus of ileum and colon, in longitudinal muscle of ileum and colon, nerve bundles of circular muscles |
653358 |
4.4.1.1 | cystathionine gamma-lyase |
gastrointestinal tract |
- |
708300 |
4.6.1.2 | guanylate cyclase |
gastrointestinal tract |
atrial- and C-type natriuretic peptide stimulated membrane-bound GC |
653210 |
4.6.1.2 | guanylate cyclase |
gastrointestinal tract |
smooth muscle and myenteric layer |
694397 |
5.6.1.6 | channel-conductance-controlling ATPase |
gastrointestinal tract |
- |
733100 |
7.2.2.10 | P-type Ca2+ transporter |
gastrointestinal tract |
- |
669343, 718751 |
7.2.2.19 | H+/K+-exchanging ATPase |
gastrointestinal tract |
- |
719901 |
7.6.2.2 | ABC-type xenobiotic transporter |
gastrointestinal tract |
- |
747044 |