EC Number |
Recommended Name |
Source Tissue |
Reference |
---|
1.1.1.1 | alcohol dehydrogenase |
duodenum |
low expression level of ADH5 |
722013 |
1.1.1.8 | glycerol-3-phosphate dehydrogenase (NAD+) |
duodenum |
high expression level |
712993 |
1.13.11.52 | indoleamine 2,3-dioxygenase |
duodenum |
- |
699311, 712112 |
1.13.11.63 | beta-carotene 15,15'-dioxygenase |
duodenum |
- |
698866, 728342, 744613 |
1.13.11.63 | beta-carotene 15,15'-dioxygenase |
duodenum |
in epithelial cells of the mucosa, quantitative RT-PCR expression analysis, and in situ hybridization |
687320 |
1.13.11.71 | carotenoid-9',10'-cleaving dioxygenase |
duodenum |
- |
744613 |
1.14.11.1 | gamma-butyrobetaine dioxygenase |
duodenum |
- |
697453 |
1.14.14.19 | steroid 17alpha-monooxygenase |
duodenum |
- |
5129 |
1.14.14.32 | 17alpha-hydroxyprogesterone deacetylase |
duodenum |
- |
5129 |
1.14.15.16 | vitamin D3 24-hydroxylase |
duodenum |
- |
714836 |
1.14.16.2 | tyrosine 3-monooxygenase |
duodenum |
myenteric ganglion |
687937 |
1.14.99.38 | cholesterol 25-monooxygenase |
duodenum |
- |
745518 |
1.17.3.2 | xanthine oxidase |
duodenum |
- |
644647 |
1.2.1.18 | malonate-semialdehyde dehydrogenase (acetylating) |
duodenum |
- |
690142 |
1.2.1.3 | aldehyde dehydrogenase (NAD+) |
duodenum |
- |
690142, 692281, 712435 |
1.2.1.31 | L-aminoadipate-semialdehyde dehydrogenase |
duodenum |
- |
690142 |
1.2.1.36 | retinal dehydrogenase |
duodenum |
- |
690142 |
1.2.1.41 | glutamate-5-semialdehyde dehydrogenase |
duodenum |
- |
690142 |
1.2.1.47 | 4-trimethylammoniobutyraldehyde dehydrogenase |
duodenum |
- |
690142 |
1.2.1.5 | aldehyde dehydrogenase [NAD(P)+] |
duodenum |
- |
690142 |
1.21.99.4 | thyroxine 5'-deiodinase |
duodenum |
low level of activity |
659941 |
1.3.1.38 | trans-2-enoyl-CoA reductase (NADPH) |
duodenum |
TER mRNA |
656193 |
1.4.3.22 | diamine oxidase |
duodenum |
- |
656295 |
1.4.3.4 | monoamine oxidase |
duodenum |
- |
655721 |
1.4.3.5 | pyridoxal 5'-phosphate synthase |
duodenum |
9.3% of the activity in liver |
655483 |
1.6.5.2 | NAD(P)H dehydrogenase (quinone) |
duodenum |
- |
694562 |
1.8.3.4 | methanethiol oxidase |
duodenum |
- |
765461 |
1.8.4.12 | peptide-methionine (R)-S-oxide reductase |
duodenum |
- |
712462 |
2.1.1.6 | catechol O-methyltransferase |
duodenum |
- |
441531, 702948 |
2.1.1.72 | site-specific DNA-methyltransferase (adenine-specific) |
duodenum |
- |
719373 |
2.1.1.8 | histamine N-methyltransferase |
duodenum |
- |
441560, 441579 |
2.3.1.1 | amino-acid N-acetyltransferase |
duodenum |
- |
486070 |
2.3.1.21 | carnitine O-palmitoyltransferase |
duodenum |
L-CPT I |
486585 |
2.3.1.26 | sterol O-acyltransferase |
duodenum |
- |
486684 |
2.3.2.13 | protein-glutamine gamma-glutamyltransferase |
duodenum |
- |
720850 |
2.3.2.13 | protein-glutamine gamma-glutamyltransferase |
duodenum |
muscularis mucosae |
704726 |
2.3.2.2 | gamma-glutamyltransferase |
duodenum |
- |
487932 |
2.4.1.17 | glucuronosyltransferase |
duodenum |
- |
-, 488736, 675803, 692039 |
2.4.1.38 | beta-N-acetylglucosaminylglycopeptide beta-1,4-galactosyltransferase |
duodenum |
- |
658852 |
2.5.1.6 | methionine adenosyltransferase |
duodenum |
regulatory subunit MAT2beta is expressed at a higher level in liver and duodenum, followed by the stomach, fat and longissinus dorsi muscle |
705635 |
2.7.11.13 | protein kinase C |
duodenum |
isozymes gamma, and epsilon |
661849 |
2.7.7.4 | sulfate adenylyltransferase |
duodenum |
PAPSs2 mRNA is highly expressed in duodenum |
677211 |
2.7.7.86 | cyclic GMP-AMP synthase |
duodenum |
high enzyme expression level |
761268 |
2.7.7.86 | cyclic GMP-AMP synthase |
duodenum |
mRNA is abundant in the spleen, duodenum, jejunum, and ileum |
739082 |
2.7.8.27 | sphingomyelin synthase |
duodenum |
- |
668729 |
2.7.8.27 | sphingomyelin synthase |
duodenum |
moderate expression of SMS1 mRNA |
668729 |
2.8.2.1 | aryl sulfotransferase |
duodenum |
- |
645682 |
2.8.2.1 | aryl sulfotransferase |
duodenum |
higher content in male than in female dogs |
645682 |
2.8.2.1 | aryl sulfotransferase |
duodenum |
SULT1A1 |
645682 |
3.1.1.1 | carboxylesterase |
duodenum |
- |
692111 |
3.1.1.1 | carboxylesterase |
duodenum |
low expression |
714111 |
3.1.1.23 | acylglycerol lipase |
duodenum |
enzyme activity level is highest in duodenum |
690351 |
3.1.1.45 | carboxymethylenebutenolidase |
duodenum |
high enzyme activity |
729629 |
3.1.1.67 | fatty-acyl-ethyl-ester synthase |
duodenum |
mucosa, low activity |
646076 |
3.1.1.67 | fatty-acyl-ethyl-ester synthase |
duodenum |
only FAEES activity, no cocaethylene synthase activity |
646072 |
3.1.2.20 | acyl-CoA hydrolase |
duodenum |
- |
751912 |
3.1.3.1 | alkaline phosphatase |
duodenum |
- |
729376 |
3.1.3.1 | alkaline phosphatase |
duodenum |
villous surface. HCO3- secretion increases alkaline phosphatase activity by increasing local pH at its catalytic site. Alkaline phosphatase hydrolyzes luminal phosphates, presumably ATP, which increases HCO3- secretion via activation of P2 receptors |
677474 |
3.1.3.4 | phosphatidate phosphatase |
duodenum |
lipin-2 |
-, 709065 |
3.1.4.12 | sphingomyelin phosphodiesterase |
duodenum |
high mRNA levels |
652461 |
3.1.4.35 | 3',5'-cyclic-GMP phosphodiesterase |
duodenum |
- |
650813 |
3.2.1.20 | alpha-glucosidase |
duodenum |
- |
393272 |
3.2.1.50 | alpha-N-acetylglucosaminidase |
duodenum |
- |
208687 |
3.3.2.6 | leukotriene-A4 hydrolase |
duodenum |
- |
752495 |
3.4.11.1 | leucyl aminopeptidase |
duodenum |
patients with duodenal ulcer. No significant difference of enzyme activity in presence or absence of inflammation |
680120 |
3.4.11.6 | aminopeptidase B |
duodenum |
- |
678547 |
3.4.11.7 | glutamyl aminopeptidase |
duodenum |
- |
36028 |
3.4.13.18 | cytosol nonspecific dipeptidase |
duodenum |
- |
137183 |
3.4.13.19 | membrane dipeptidase |
duodenum |
- |
678455 |
3.4.14.2 | dipeptidyl-peptidase II |
duodenum |
- |
95240 |
3.4.14.5 | dipeptidyl-peptidase IV |
duodenum |
in duodenum DPIV represents 89% of the total Gly-L-Pro-4-nitroanilide-hydrolyzing activity |
697386 |
3.4.15.1 | peptidyl-dipeptidase A |
duodenum |
- |
679469 |
3.4.17.3 | lysine carboxypeptidase |
duodenum |
- |
36402 |
3.4.19.1 | acylaminoacyl-peptidase |
duodenum |
- |
95270 |
3.4.19.9 | folate gamma-glutamyl hydrolase |
duodenum |
- |
683802 |
3.4.21.109 | matriptase |
duodenum |
- |
683893 |
3.4.21.9 | enteropeptidase |
duodenum |
- |
667758, 684030, 732698, 95565, 95572, 95573, 95574, 95575, 95581 |
3.4.21.9 | enteropeptidase |
duodenum |
duodenal enterocytes are the major type of cells expressing enterokinase |
95576 |
3.4.21.9 | enteropeptidase |
duodenum |
duodenal fluid |
95573, 95579 |
3.4.21.9 | enteropeptidase |
duodenum |
duodenal mucosa |
95570 |
3.4.21.9 | enteropeptidase |
duodenum |
duodenal mucosal fluid adhering to the intestinal wall |
95567 |
3.4.21.9 | enteropeptidase |
duodenum |
localized in the brush-border of the enterocytes lining the duodenum and the first 10-20 cm of the small intestine |
95565 |
3.4.21.9 | enteropeptidase |
duodenum |
mucosa |
717409, 718100, 95584 |
3.4.21.9 | enteropeptidase |
duodenum |
mucosa of the first and second portion of the duodenum |
95580 |
3.4.21.9 | enteropeptidase |
duodenum |
the enterokinase molecule from the mucosal fluid is identical with that found previously in the mucosal cells but differs from that in the intestinal contents |
95567 |
3.4.21.B26 | proprotein convertase 5 |
duodenum |
highest expression in the duodenum |
709911 |
3.4.21.B26 | proprotein convertase 5 |
duodenum |
PC5B dominates |
675967 |
3.4.21.B3 | duodenase |
duodenum |
- |
658143, 658145, 658586, 658587, 658590, 658592, 658687, 660468, 682847, 731285 |
3.4.21.B3 | duodenase |
duodenum |
exclusive |
660453 |
3.4.21.B3 | duodenase |
duodenum |
exclusive expression in |
658689 |
3.4.22.B28 | calpain 8 |
duodenum |
- |
665705 |
3.4.23.5 | cathepsin D |
duodenum |
- |
712050 |
3.4.24.16 | neurolysin |
duodenum |
- |
37080 |
3.5.1.15 | aspartoacylase |
duodenum |
in situ immunostaining of the enzyme in duodenum of healthy and diabetic mice, overview |
667443 |
3.5.1.2 | glutaminase |
duodenum |
phosphate-activated isozyme, mucosa |
669694, 670129 |
3.5.1.23 | ceramidase |
duodenum |
- |
669517 |
3.5.2.2 | dihydropyrimidinase |
duodenum |
- |
689264 |
3.5.4.4 | adenosine deaminase |
duodenum |
- |
209610 |
3.5.99.6 | glucosamine-6-phosphate deaminase |
duodenum |
high expression level |
757909 |
3.6.1.13 | ADP-ribose diphosphatase |
duodenum |
- |
655991 |