Not currently registered for phenotyping at IMPC

Phenotyping is currently not planned for a knockout strain of this gene.

Gene Summary

GRB2-related adaptor protein

IMPC Data Collections

  • No Body Weight Data
  • No Embryo Imaging Data
  • No Viability Data

IMPC Phenotype Summary

Not Significant
Not tested


The IMPC applies a panel of phenotyping screens to characterise single-gene knockout mice by comparison to wild types. Click on the different tabs to visualise significant phenotypes identified by the IMPC, as well as all data that was measured.

lacZ Expression

Expression data not available

Associated Images

Images submitted by IMPC centres for a selection of procedures. Each set of images is available to view in our image comparator.

Phenotype associated images not available

Human diseases caused by Grap mutations

The analysis uses data from IMPC, along with published data on other mouse mutants, in comparison to human disease reports in OMIM, Orphanet, and DECIPHER.

Phenotype comparisons summarize the similarity of mouse phenotypes with human disease phenotypes.

The table below shows human diseases associated to Grap by orthology or direct annotation.

Disease Similarity of
Matching phenotypes Source
Deafness, Autosomal Recessive 114

The table below shows human diseases predicted to be associated to Grap by phenotypic similarity.

Disease Similarity of
Matching phenotypes Source
Monocyte Chemotactic Disorder
Cutaneous anergy OMIM:252250
Immunodeficiency 24
Decreased circulating IgG level, Partial absence of specific antibody response to tetanus vaccine... OMIM:615897
Retinal Telangiectasia And Hypogammaglobulinemia
Reduced delayed hypersensitivity, Decreased circulating IgG level OMIM:267900
Splenomegaly Syndrome With Splenic Germinal Center Hypoplasia And Reduced Circulating T Helper Cells
Cutaneous anergy, Pancytopenia, Hypersplenism, Splenomegaly, Decreased helper T cell proportion OMIM:183350
Reticular Dysgenesis
Impaired T cell function, Lack of T cell function, Lymphopenia, Congenital agranulocytosis, Leuko... OMIM:267500
Immunodeficiency 11A
Decreased proportion of CD4+CD25+ regulatory T cells, Agammaglobulinemia, Reduced antigen-specifi... OMIM:615206
Immunodeficiency 18
Reduced natural killer cell count, Lymphopenia, Abnormal circulating IgG level, Abnormal B cell c... OMIM:615615
Wiskott-Aldrich Syndrome 2
Reduced natural killer cell activity, Decreased proportion of CD8-positive T cells, Defective T c... OMIM:614493
Immunodeficiency, X-Linked, With Deficiency Of 115,000 Dalton Surface Glycoprotein
Abnormality of T cell physiology OMIM:308220
Caspase 8 Deficiency
Decreased circulating IgG level, Decreased circulating IgA level, Decreased CD4:CD8 ratio, Spleno... OMIM:607271
Immunodeficiency 112
Decreased circulating IgG level, Reduced natural killer cell count, Decreased circulating IgA lev... OMIM:620449
Immunodeficiency 81
Abnormally low T cell receptor excision circle level, Autoimmune hemolytic anemia, Abscess, Decre... OMIM:619374
Immunodeficiency, Common Variable, 1
Decreased circulating IgG level, Abnormal T cell count, Impaired T cell function, Decreased circu... OMIM:607594
Severe Combined Immunodeficiency, Autosomal Recessive, T Cell-Negative, B Cell-Positive, Nk Cell-Negative
Cutaneous anergy, Absent natural killer cells, Decreased lymphocyte proliferation in response to ... OMIM:600802
Deafness, Autosomal Recessive 114


Summary table of phenotypes displayed during the Histopathology procedure which are considered significant. Full histopathology data table, including submitted images, can be accessed by clicking any row in this table.

There is no histopathology data for Grap

IMPC related publications

The table below lists publications which used either products generated by the IMPC or data produced by the phenotyping efforts of the IMPC. These publications have also been associated to Grap.

No publications found that use IMPC mice or data for Grap.

Order Mouse and ES Cells

All available products are supplied via our member's centres or partnerships. When ordering a product from the IMPC you will be redirected to one of their websites or prompted to start an email.

MGI Allele Allele Type Produced
Graptm1e(KOMP)Wtsi Targeted, non-conditional allele ES Cells
Graptm1a(KOMP)Wtsi KO first allele (reporter-tagged insertion with conditional potential) Targeting vectors, ES Cells

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