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GpnmbR150X
Spontaneous Allele Detail

Nomenclature
Symbol: GpnmbR150X
Name: glycoprotein (transmembrane) nmb; iris pigment dispersion
MGI ID: MGI:2177814
Synonyms: Gpnmbipd
Gene: Gpnmb   Location: Chr6:48986612-49006778 bp, + strand    Genetic Position: Chr6, 21.0 cM
GpnmbR150X/GpnmbR150X mouse eyes develop a pronounced peripupillary swelling

Show the 3 image(s) involving this allele.

Mutation
origin
Strain of Origin: DBA/2J
Mutation
description
Allele Type: Spontaneous
Mutation: Single point mutation
  The underlying mutation responsible for the phenotype in the iris pigment dispersion mouse was identified as a C to T substitution that resulted in a nonsense mutation, Arg150stop. (J:75398)
Inheritance: Not Specified
Find Mice (IMSR) Mouse strains and cell lines available from the International Mouse Strain Resource (IMSR)
Carrying this Mutation: Mouse Strains: 2 strains available      Cell Lines: 0 lines available
Carrying any Gpnmb Mutation: 5 strains or lines available
Phenotype
summary
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Phenotype Summary by Mammalian Phenotype terms

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Genotypes are listed in the next section.

      Key:  
hm homozygous ht heterozygous
cn conditional genotype  cx complex: > 1 genome feature
tg involves transgenes ot other: hemizygous, indeterminate,...
N normal phenotype expected model not found
Affected SystemsGenotypes:
 
hm1
 
hm2
 
hm3
 
cx4
 
cx5
 
cx6
 
cx7
  
nervous system          
     
  
pigmentation          
 
  
vision/eye          
N
 
  
Disease Models          
  
Phenotypic
data by
genotype
Phenotypic Data by Genotype

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GenotypeAllelic CompositionGenetic Background
  
 hm1   Disease Model  images  
GpnmbR150X/GpnmbR150X B6.D2-GpnmbR150X
  
 hm2   Disease Model  
GpnmbR150X/GpnmbR150X DBA/2J
  
 hm3   Disease Model  
GpnmbR150X/GpnmbR150X involves: C57BL/6J * DBA/2J
  
 cx4   images  
GpnmbR150X/GpnmbR150X
Tyrc-2J/Tyrc-2J
Tyrp1b/Tyrp1b
B6.Cg-Tyrp1b GpnmbR150X Tyrc-2J
  
 cx5   images  
GpnmbR150X/GpnmbR150X
Tyrp1b/Tyrp1b
B6.D2-Tyrp1b GpnmbR150X
  
 cx6   Disease Model  
GpnmbR150X/GpnmbR150X
Tyrp1isa/Tyrp1isa
DBA/2J
  
 cx7   Disease Model  
GpnmbR150X/GpnmbR150X
Tyrp1isa/Tyrp1isa
involves: C57BL/6J * DBA/2J
Disease
models
Mouse Models
of Human Disease
NoteGenotypeRef(s)
 
Allelic Composition
Genetic Background
Models with phenotypic similarity to human diseases not associated with human GPNMB.
Glaucoma-Related Pigment Dispersion Syndrome
OMIM ID: 600510
 
 
hm2
GpnmbR150X/GpnmbR150XDBA/2JJ:54013
 
 
hm1
GpnmbR150X/GpnmbR150XB6.D2-GpnmbR150XJ:128215
 
 
hm3
GpnmbR150X/GpnmbR150Xinvolves: C57BL/6J * DBA/2JJ:54013
 
 
cx7
GpnmbR150X/GpnmbR150X
Tyrp1isa/Tyrp1isa
involves: C57BL/6J * DBA/2JJ:54013
 
 
cx6
GpnmbR150X/GpnmbR150X
Tyrp1isa/Tyrp1isa
DBA/2JJ:54013
Notes

The mouse strain DBA/2J develops glaucoma associated with iris stromal atrophy and iris pigment dispersion phneotypes. Genetic studies defined two separate loci that contribute to the overall phenotype in the DBA/2J mouse, ipd and isa. Either mutation in a homozygous state contributes to glaucoma, while mice homozygous for both mutations develop an earlier onset and more severe iris disease.

References
Original: J:54013 Chang B et al., "Interacting loci cause severe iris atrophy and glaucoma in DBA/2J mice." Nat Genet 1999 Apr;21(4):405-9
All: 12 reference(s)

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Tumor Biology (MTB), Gene Ontology (GO), MouseCyc
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last database update
11/20/2009
MGI_4.31
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