CRB1 gene homepage

This database is one of the "Eye disease" gene variant databases.
General information
Gene symbol CRB1
Gene name crumbs homolog 1 (Drosophila)
Chromosome 1
Chromosomal band q31-q32.1
Imprinted Unknown
Genomic reference NG_008483.1
Transcript reference NM_201253.2
Exon/intron information NM_201253.2 exon/intron table
Associated with diseases LCA-8, PPCRA, RP12
Citation reference(s) -
Refseq URL Genomic reference sequence
Curators (1) Frans Cremers
Total number of public variants reported 1165
Unique public DNA variants reported 317
Individuals with public variants 2096
Hidden variants 6
Download all this gene's data Download all data
Notes This database is one of the "Eye disease" gene variant databases.
Establishment of this gene variant database (LSDB) was supported by the European Community's Seventh Framework Programme (FP7/2007-2013) under grant agreement No 200754 - the GEN2PHEN project.
Date created April 29, 2010
Date last updated August 06, 2020
Version CRB1:200806

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_201253.2.
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
External URL Orphanet
Mutations of the Human Crumbs Homologue 1
HGNC 2343
Entrez Gene 23418
PubMed articles CRB1
OMIM - Gene 604210
OMIM - Diseases LCA-8 (Leber congenital amaurosis, type 8 (LCA-8))
PPCRA (atrophy, chorioretinal, pigmented paravenous (PPCRA))
RP12 (retinitis pigmentosa, with/without PPRPE, type 12 (RP12))
GeneCards CRB1
GeneTests CRB1

Active transcripts




NCBI ID     

NCBI Protein ID     

00005647 1 transcript variant 1 NM_201253.2 NP_957705.1 1165

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 © 2010-2020. 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.