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The Protein Pages

Crumbs Homologue 1
(CRB1)

To see compiled data on further species click on the topics.
To see the reference for the human data click on the data

Editor's Notes from the Literature

Recent update from: 22.06.00


Description

CRB1 is a homologue of the drosophily crumbs gene. It is expressed in neural retina, fetal brain, and brain. Its function is currently unknown.

GENE DATA

Exons: 11

Markers / RFLPs: cen- D1S158- D1S238- D1S422-[5 D1S533/D1S412-F13B- D1S413- CACLN1A3]- D1S477- D1S306- D1S53-tel

Transcripts: 5.0 kb

Regulatory elements:

Primers: complete

Chromosome 1 with Crumbs homologue
Assignment: 1q31-32.1 Involvement in Retinal Degenerations:

click here to see a compilation of

CLICK

several Mutations found to underlie

ARRP

PROTEIN DATA

Subunits: 1 Amino acids: 1376
Functional domains:
  • 19 EGF-like domains in 4 clusters
  • 3 laminin A G-like (or ALPS) domains
  • C-type lectin domain
Modifications:


Mr/ Weight:


Cofactors:




PROTEIN DATA

Click on entry to see database record online
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Protein Subtype Locus Species EC-No. Swissprot PIR Prosite


GENE DATA

Click on entry to see database record online
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Gene Subtype Locus Species Genbank Unigene Medline
Crumbs Homologue 1
CRB1 Homo sapiens AF154671 NM_012076 Hs.169745


GENE LOCUS DATA

Click on entry to see database record online
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Gene Subtype Locus Species Genome Database Mouse Genome Database OMIM Locus Link
Crumbs Homologue 1
CRB1 Homo sapiens

604210 23418


References:

1. den Hollander,A.I., ten Brink,J.B., de Kok,Y.J., van Soest,S., van den Born,L.I., van Driel,M.A., van de Pol,D.J.R., Payne,A.M., Bhattacharya,S.S., Kellner,U., Hoyng,C.B., Westerveld,A., Brunner,H.G., Bleeker Wagemakers,E.M., Deutman,A.F., Heckenlively J.R., Cremers,F.P.M., Bergen,A.A.B., van de Pol,D.J., Bleeker-Wagemakers,E.M., Heckenlively,J.R., Cremers,F.P., and Bergen,A.A. Mutations in a human homologue of Drosophila crumbs cause retinitis pigmentosa (RP12). 1999; Nat.Genet. 23: 217-221.
Goto Top Link to PudMed

2. van Soest,S., van den Born,L.I., Gal,A., Farrar,G.J., Bleeker Wagemakers,E.M., Westerveld,A., Humphries,P., Sandkuijl,L.A., Bergen,A.A.B., van den Born,I.L., and Bleeker Wagemakers,L.M. Assignment of a gene for autosomal recessive retinitis pigmentosa (RP12) to chromosome 1q31-q32.1 in an inbred and genetically heterogeneous disease population. 1994; Genomics. 22: 499-504.
Goto Top Link to PudMed


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Contact the editor: irpamp@irpa.org
This site is maintained and edited by
Dr. rer. medic. Markus Preising, Dipl.Biol.
Molecular Genetics Laboratory
Department of Paediatric Ophthalmology, Strabismology and Ophthalmogenetics
University of Regensburg
Head: Prof. Dr. med. Birgit Lorenz