EC Number |
Recommended Name |
Source Tissue |
Reference |
---|
1.1.1.62 | 17beta-estradiol 17-dehydrogenase |
gastrointestinal tract |
high expression |
725933 |
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 |
1.1.1.213 | 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 |
7.6.2.2 | ABC-type xenobiotic transporter |
gastrointestinal tract |
- |
747044 |
3.1.1.23 | acylglycerol lipase |
gastrointestinal tract |
- |
690351 |
3.5.4.4 | adenosine deaminase |
gastrointestinal tract |
- |
700148 |
1.2.1.3 | aldehyde dehydrogenase (NAD+) |
gastrointestinal tract |
- |
692281 |
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 |
3.4.17.23 | angiotensin-converting enzyme 2 |
gastrointestinal tract |
- |
753315, 763160 |
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 |
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 |
3.1.6.1 | arylsulfatase (type I) |
gastrointestinal tract |
- |
135523 |
1.14.15.18 | calcidiol 1-monooxygenase |
gastrointestinal tract |
- |
688675 |
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 |
3.4.17.12 | carboxypeptidase M |
gastrointestinal tract |
- |
697395 |
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 |
2.7.11.12 | cGMP-dependent protein kinase |
gastrointestinal tract |
- |
661575 |
5.6.1.6 | channel-conductance-controlling ATPase |
gastrointestinal tract |
- |
733100 |
4.4.1.1 | cystathionine gamma-lyase |
gastrointestinal tract |
- |
708300 |
1.4.3.22 | diamine oxidase |
gastrointestinal tract |
- |
765044 |
3.4.14.5 | dipeptidyl-peptidase IV |
gastrointestinal tract |
- |
679710 |
2.8.2.4 | estrone sulfotransferase |
gastrointestinal tract |
epithelial cells |
760317 |
1.14.13.8 | flavin-containing monooxygenase |
gastrointestinal tract |
- |
742355 |
3.4.23.3 | gastricsin |
gastrointestinal tract |
- |
667343, 668809 |
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 |
3.5.1.2 | glutaminase |
gastrointestinal tract |
phosphate-activated isozyme |
670129 |
1.11.1.9 | glutathione peroxidase |
gastrointestinal tract |
GPx-2 |
684496 |
3.4.21.78 | granzyme A |
gastrointestinal tract |
- |
755083 |
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 |
7.2.2.19 | H+/K+-exchanging ATPase |
gastrointestinal tract |
- |
719901 |
2.1.1.8 | histamine N-methyltransferase |
gastrointestinal tract |
- |
441579 |
4.1.1.22 | histidine decarboxylase |
gastrointestinal tract |
- |
692565 |
1.13.11.52 | indoleamine 2,3-dioxygenase |
gastrointestinal tract |
- |
698260 |
3.4.21.118 | kallikrein 8 |
gastrointestinal tract |
epidermis, keratinocytes |
647322 |
3.2.1.108 | lactase |
gastrointestinal tract |
- |
683038, 683371 |
3.2.1.17 | lysozyme |
gastrointestinal tract |
- |
729620, 750272 |
3.4.24.23 | matrilysin |
gastrointestinal tract |
- |
708308 |
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 |
2.7.11.25 | mitogen-activated protein kinase kinase kinase |
gastrointestinal tract |
- |
691985 |
3.1.6.12 | N-acetylgalactosamine-4-sulfatase |
gastrointestinal tract |
- |
135558, 135559 |
1.6.3.1 | NAD(P)H oxidase (H2O2-forming) |
gastrointestinal tract |
- |
711688 |
3.4.24.16 | neurolysin |
gastrointestinal tract |
- |
-, 754429, 754898 |
3.1.3.108 | nocturnin |
gastrointestinal tract |
low expression |
755768 |
2.7.11.1 | non-specific serine/threonine protein kinase |
gastrointestinal tract |
- |
532772 |
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 |
7.2.2.10 | P-type Ca2+ transporter |
gastrointestinal tract |
- |
669343, 718751 |
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 |
2.4.2.1 | purine-nucleoside phosphorylase |
gastrointestinal tract |
- |
489654 |
2.7.10.1 | receptor protein-tyrosine kinase |
gastrointestinal tract |
- |
661551, 690303 |
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 |
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 |
2.5.1.2 | thiamine pyridinylase |
gastrointestinal tract |
- |
636845 |
2.5.1.2 | thiamine pyridinylase |
gastrointestinal tract |
fluid |
636861 |
2.4.2.4 | thymidine phosphorylase |
gastrointestinal tract |
high expression |
685026 |
3.4.21.35 | tissue kallikrein |
gastrointestinal tract |
- |
731367 |
3.1.1.3 | triacylglycerol lipase |
gastrointestinal tract |
- |
694786 |
3.1.1.3 | triacylglycerol lipase |
gastrointestinal tract |
gastric lipase HGL |
651396 |
1.14.16.4 | tryptophan 5-monooxygenase |
gastrointestinal tract |
- |
688604 |
2.4.1.B7 | ursodeoxycholate N-acetylglucosaminyltransferase |
gastrointestinal tract |
poor activity |
704454 |