Description:
FRAGILE X MENTAL RETARDATION SYNDROME
FMR1 GENE; FMR1
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Repository
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NIGMS Human Genetic Cell Repository
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| Subcollection |
Heritable Diseases
Chromosome Abnormalities |
| Class |
Disorders with Trinucleotide Expansions |
| Class |
X Chromosome Markers |
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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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Race
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White
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Family Member
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1
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Relation to Proband
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proband
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Confirmation
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Molecular characterization after cell line submission to CCR
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ISCN
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46,XY[19]
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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 |
5.81 |
| Passage Frozen |
9 |
| |
| IDENTIFICATION OF SPECIES OF ORIGIN |
Species of Origin Confirmed by Nucleoside Phosphorylase Isoenzyme Electrophoresis |
| |
| Gene |
FMR1 |
| Chromosomal Location |
Xq27.3 |
| Allelic Variant 1 |
309550.0004; FRAGILE X MENTAL RETARDATION SYNDROME |
| Identified Mutation |
(CGG)n EXPANSION; The usual cause of the fragile X syndrome is an expanded (CGG)n repeat in the 5-prime noncoding region of the FMR1 gene. |
| Remarks |
Affected male by Southern analysis; 46, fra(X)(q27),Y in PBL; 8% of fibroblasts show fra(X) with FudR; mother is GM05855B Lymphoid; similarly affected brother and uncle. |
| Edwards N, Combrinck C, McCaughey-Chapman A, Connor B, Directly reprogrammed fragile X syndrome dorsal forebrain precursor cells generate cortical neurons exhibiting impaired neuronal maturation Frontiers in cellular neuroscience17:1254412 2023 |
| PubMed ID: 37810261 |
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| Susco SG, Ghosh S, Mazzucato P, Angelini G, Beccard A, Barrera V, Berryer MH, Messana A, Lam D, Hazelbaker DZ, Barrett LE, Molecular convergence between Down syndrome and fragile X syndrome identified using human pluripotent stem cell models Cell reports40:111312 2021 |
| PubMed ID: 36070702 |
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| Rafehi H, Szmulewicz DJ, Bennett MF, Sobreira NLM, Pope K, Smith KR, Gillies G, Diakumis P, Dolzhenko E, Eberle MA, Barcina MG, Breen DP, Chancellor AM, Cremer PD, Delatycki MB, Fogel BL, Hackett A, Halmagyi GM, Kapetanovic S, Lang A, Mossman S, Mu W, Patrikios P, Perlman SL, Rosemergy I, Storey E, Watson SRD, Wilson MA, Zee DS, Valle D, Amor DJ, Bahlo M, Lockhart PJ, Bioinformatics-Based Identification of Expanded Repeats: A Non-reference Intronic Pentamer Expansion in RFC1 Causes CANVAS American journal of human genetics105:151-165 2019 |
| PubMed ID: 31230722 |
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| Tankard RM, Bennett MF, Degorski P, Delatycki MB, Lockhart PJ, Bahlo M, Detecting Expansions of Tandem Repeats in Cohorts Sequenced with Short-Read Sequencing Data American journal of human genetics105:151-165 2017 |
| PubMed ID: 30503517 |
| |
| Sato M, Hayashi A, Ito H, Tojo M, Arima M, [Copper level and metallothionein-like Cu-binding protein in cultured skin fibroblasts from patients with Menkes' disease and Wilson's disease] No To Shinkei36:1063-8 1984 |
| PubMed ID: 6525319 |
| Passage Frozen |
9 |
| Split Ratio |
1:2 |
| Temperature |
37 C |
| Percent CO2 |
5% |
| Percent O2 |
AMBIENT |
| Medium |
Eagle's Minimum Essential Medium with Earle's salts and non-essential amino acids with 2mM L-glutamine or equivalent |
| Serum |
15% fetal bovine serum Not inactivated |
| Supplement |
- |
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