The RASA1 gene homepage

This database is one of the "Vascular anomalies and lymphedema" gene variant databases.
General information
Gene symbol RASA1
Gene name RAS p21 protein activator (GTPase activating protein) 1
Chromosome 5
Chromosomal band q13
Imprinted Unknown
Genomic reference NG_011650.1
Transcript reference NM_002890.2
Exon/intron information NM_002890.2 exon/intron table
Associated with diseases BCC1, CMAVM, CMAVM1, PKWS
Citation reference(s) -
Refseq URL Genomic reference sequence
Curators (1) Mauno Vihinen
Total number of public variants reported 176
Unique public DNA variants reported 144
Individuals with public variants 289
Hidden variants 8
Download all this gene's data Download all data
Notes We gratefully acknowledge the efforts of Gerard Schaafsma, curating this database until 2021.
This database is one of the "Vascular anomalies and lymphedema" gene variant databases, curated by the Laboratory of Human Molecular Genetics, de Duve Institute, Brussels (Belgium).
Establishment of this gene variant database (LSDB) was supported by the Leiden University Medical Center (LUMC), Leiden, Nederland.
Date created March 09, 2010
Date last updated November 01, 2022
Version RASA1:221101

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_002890.2.
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
HGNC 9871
Entrez Gene 5921
PubMed articles RASA1
OMIM - Gene 139150
OMIM - Diseases BCC1 (carcinoma, basal cell, susceptibility to, type 1 (BCC-1))
CMAVM1 (capillary malformation-arteriovenous malformation, type 1)
PKWS (Parkes Weber syndrome (PKWS))
GeneCards RASA1
GeneTests RASA1
Orphanet RASA1

Active transcripts




NCBI ID     

NCBI Protein ID     

00017440 5 transcript variant 1 NM_002890.2 NP_002881.1 176

Copyright & disclaimer
The contents of this LOVD database are the intellectual property of the respective submitter(s) and curator(s) of the individual records. Individual data entries may indicate which data license applies to that specific record. When no license is listed, no permissions are granted. Any unauthorized 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 © 2010-2022. 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 from any inaccuracies or omissions. Individuals, organizations, and companies that use this database do so on the understanding that no liability whatsoever, either direct or indirect, shall rest upon the data submitter(s), 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.