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HSD11B2 hydroxysteroid 11-beta dehydrogenase 2

Gene ID: 3291, updated on 2-Nov-2024
Gene type: protein coding
Also known as: AME; AME1; HSD2; HSD11K; SDR9C3

Summary

There are at least two isozymes of the corticosteroid 11-beta-dehydrogenase, a microsomal enzyme complex responsible for the interconversion of cortisol and cortisone. The type I isozyme has both 11-beta-dehydrogenase (cortisol to cortisone) and 11-oxoreductase (cortisone to cortisol) activities. The type II isozyme, encoded by this gene, has only 11-beta-dehydrogenase activity. In aldosterone-selective epithelial tissues such as the kidney, the type II isozyme catalyzes the glucocorticoid cortisol to the inactive metabolite cortisone, thus preventing illicit activation of the mineralocorticoid receptor. In tissues that do not express the mineralocorticoid receptor, such as the placenta and testis, it protects cells from the growth-inhibiting and/or pro-apoptotic effects of cortisol, particularly during embryonic development. Mutations in this gene cause the syndrome of apparent mineralocorticoid excess and hypertension. [provided by RefSeq, Feb 2010]

Associated conditions

See all available tests in GTR for this gene

DescriptionTests
Apparent mineralocorticoid excess
MedGen: C0342488OMIM: 218030GeneReviews: Not available
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Genomic context

Location:
16q22.1
Sequence:
Chromosome: 16; NC_000016.10 (67429801..67437553)
Total number of exons:
7

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