GM07541

GM07541 LCL from B-Lymphocyte

Description:

FRAGILE X MENTAL RETARDATION SYNDROME
FMR1 GENE; FMR1

Affected:

No

Sex:

Female

Age:

37 YR (At Sampling)

Overview

Repository

NIGMS Human Genetic Cell Repository

Subcollection

Heritable Diseases
Chromosome Abnormalities

Class

Disorders with Trinucleotide Expansions

Class

X Chromosome Markers

Biopsy Source

Peripheral vein

Cell Type

B-Lymphocyte

Tissue Type

Blood

Transformant

Epstein-Barr Virus

Sample Source

LCL from B-Lymphocyte

Race

White

Family Member

Relation to Proband

maternal cousin

Confirmation

Molecular characterization after cell line submission to CCR

Species

Homo sapiens

Common Name

Human

Remarks

Clinically normal; daughter of GM07540; negative for fra(X) in PBL; normal female by Southern and PCR analyses; CGG repeats are 31and 29

Characterizations

IDENTIFICATION OF SPECIES OF ORIGIN

Species of Origin Confirmed by Nucleoside Phosphorylase and Lactate Dehydrogenase 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.

Phenotypic Data

Remarks

Clinically normal; daughter of GM07540; negative for fra(X) in PBL; normal female by Southern and PCR analyses; CGG repeats are 31and 29

Publications

Caballero M, Ge T, Rebelo AR, Seo S, Kim S, Brooks K, Zuccaro M, Kanagaraj R, Vershkov D, Kim D, Smogorzewska A, Smolka M, Benvenisty N, West SC, Egli D, Mace EM, Koren A, Comprehensive analysis of DNA replication timing across 184 cell lines suggests a role for MCM10 in replication timing regulation Human molecular genetics: 2021

PubMed ID: 35394024

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

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

Grasso M, Boon EM, Filipovic-Sadic S, van Bunderen PA, Gennaro E, Cao R, Latham GJ, Hadd AG, Coviello DA., A Novel Methylation PCR that Offers Standardized Determination of FMR1 Methylation and CGG Repeat Length without Southern Blot Analysis. J Mol Diagn.13:pii: S1525-1578 2013

PubMed ID: 24177047

Seneca S, Lissens W, Endels K, Caljon B, Bonduelle M, Keymolen K, De Rademaeker M, Ullmann U, Haentjens P, Van Berkel K, Van Dooren S, Reliable and sensitive detection of fragile X (expanded) alleles in clinical prenatal DNA samples with a fast turnaround time The Journal of molecular diagnostics : JMD14:560-8 2011

PubMed ID: 22921311

Filipovic-Sadic S, Sah S, Chen L, Krosting J, Sekinger E, Zhang W, Hagerman PJ, Stenzel TT, Hadd AG, Latham GJ, Tassone F, A novel FMR1 PCR method for the routine detection of low abundance expanded alleles and full mutations in fragile X syndrome Clinical chemistry56:399-408 2010

PubMed ID: 20056738

O'Connell CD, Atha DH, Jakupciak JP, Amos JA, Richie K, Standardization of PCR amplification for fragile X trinucleotide repeat measurements. Clin Genet61(1):13-20 2002

PubMed ID: 11903349

Howard-Peebles PN, Friedman JM, Unaffected carrier males in families with fragile X syndrome. Am J Hum Genet37:956-64 1985

PubMed ID: 3863482