The CYP21A2 gene homepage

General information
Gene symbol CYP21A2
Gene name cytochrome P450, family 21, subfamily A, polypeptide 2
Chromosome 6
Chromosomal band p21.3
Imprinted Unknown
Genomic reference NG_007941.2
Transcript reference NM_000500.7
Exon/intron information NM_000500.7 exon/intron table
Associated with diseases adrenal hyperplasia
Citation reference(s) -
Refseq URL Genomic reference sequence
Curators (1) Martina Witsch-Baumgartner
Total number of public variants reported 656
Unique public DNA variants reported 433
Individuals with public variants 265
Hidden variants 32
Notes The establishment of this gene variant database (LSDB) was supported by the European Community's Seventh Framework Programme (FP7/2007-2013) under grant agreement nÂș 200754 - the GEN2PHEN project.
Date created April 05, 2011
Date last updated October 20, 2020
Version CYP21A2:201020

Graphical displays and utilities
Graphs Graphs displaying summary information of all variants in the database »
Reading frame checker The Reading-frame checker generates a prediction of the effect of whole-exon changes. Active for: NM_000500.7.
UCSC Genome Browser Show variants in the UCSC Genome Browser (full view, compact view)
Ensembl Genome Browser Show variants in the Ensembl Genome Browser (full view, compact view)
NCBI Sequence Viewer Show distribution histogram of variants in the NCBI Sequence Viewer

Links to other resources
Homepage URL
External URL Orphanet
HGNC 2600
Entrez Gene 1589
PubMed articles CYP21A2
OMIM - Gene 613815
OMIM - Diseases adrenal hyperplasia (adrenal hyperplasia, congenital, due to 21-hydroxylase deficiency)
GeneCards CYP21A2
GeneTests CYP21A2

Active transcripts




NCBI ID     

NCBI Protein ID     

00023942 6 transcript variant 1 NM_000500.7 NP_000491.4 656

Copyright & disclaimer
The contents of this LOVD database are the intellectual property of the respective curator(s). Any unauthorised use, copying, storage or distribution of this material without written permission from the curator(s) will lead to copyright infringement with possible ensuing litigation. Copyright © 2011-2020. All Rights Reserved. For further details, refer to Directive 96/9/EC of the European Parliament and the Council of March 11 (1996) on the legal protection of databases.

We have used all reasonable efforts to ensure that the information displayed on these pages and contained in the databases is of high quality. We make no warranty, express or implied, as to its accuracy or that the information is fit for a particular purpose, and will not be held responsible for any consequences arising out of any inaccuracies or omissions. Individuals, organisations and companies which use this database do so on the understanding that no liability whatsoever either direct or indirect shall rest upon the curator(s) or any of their employees or agents for the effects of any product, process or method that may be produced or adopted by any part, notwithstanding that the formulation of such product, process or method may be based upon information here provided.