Description:
GANGLIOSIDOSIS, GENERALIZED GM1, TYPE I
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Repository
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NIGMS Human Genetic Cell Repository
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| Subcollection |
Heritable Diseases
Lysosomal Storage Diseases |
| Class |
Disorders of Lipid Metabolism |
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Cell Type
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Fibroblast
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Transformant
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Untransformed
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Relation to Proband
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proband
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Confirmation
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Clinical summary/Case history
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Species
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Homo sapiens
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Common Name
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Human
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Remarks
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| PDL at Freeze |
4.13 |
| Passage Frozen |
23 |
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| IDENTIFICATION OF SPECIES OF ORIGIN |
Species of Origin Confirmed by Chromosome Analysis |
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| beta-galactosidase |
According to the submitter, biochemical test results for this subject showed decreased enzyme activity. EC Number: 3.2.1.23; <1% activity. |
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| Remarks |
Clinically affected; 46,XY; less than 1% of normal beta-galactosidase activity levels; poor growing culture. |
| Shows TB, Mueller OT, Honey NK, Wright CE, Miller AL, Genetic heterogeneity of I-cell disease is demonstrated by complementation of lysosomal enzyme processing mutants. Am J Med Genet12:343-53 1982 |
| PubMed ID: 6287841 |
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| Pinsky L, Miller J, Shanfield B, Watters G, Wolfe LS, GM1 gangliosidosis in skin fibroblast culture: enzymatic differences between types 1 and 2 and observations on a third variant. Am J Hum Genet26:563-77 1974 |
| PubMed ID: 4420522 |
| dbSNP |
dbSNP ID: 13888 |
| Gene Ontology |
GO:0004565 beta-galactosidase activity |
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GO:0005764 lysosome |
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GO:0005975 carbohydrate metabolism |
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GO:0009341 beta-galactosidase complex |
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GO:0016798 hydrolase activity, acting on glycosyl bonds |
| NCBI Gene |
Gene ID:2720 |
| NCBI GTR |
230500 GM1-GANGLIOSIDOSIS, TYPE I |
| OMIM |
230500 GM1-GANGLIOSIDOSIS, TYPE I |
| Omim Description |
BETA-GALACTOSIDASE-1 DEFICIENCY |
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GANGLIOSIDOSIS, GENERALIZED GM1, TYPE I |
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GLB1 DEFICIENCYGALACTOSIDASE, BETA-1; GLB1, INCLUDED |
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MORQUIO DISEASE, TYPE B, INCLUDED |
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MPS IVB, INCLUDED |
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MUCOPOLYSACCHARIDOSIS TYPE IVB, INCLUDED |
| Passage Frozen |
23 |
| Split Ratio |
1:3 |
| Temperature |
37 C |
| Percent CO2 |
5% |
| Percent O2 |
3% |
| Medium |
Eagles Minimum Essential Medium with Earle's salts:Dulbecco's modified MEM with 2mM L-glutamine or equivalent |
| Serum |
15% fetal bovine serum Not inactivated |
| Substrate |
None specified |
| Supplement |
- |
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