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GM16109 LCL from B-Lymphocyte

Description:

CEROID LIPOFUSCINOSIS, NEURONAL 1, INFANTILE; CLN1
PALMITOYL-PROTEIN THIOESTERASE 1; PPT1

Affected:

Yes

Sex:

Female

Age:

No Data

  • Overview
  • Characterizations
  • Phenotypic Data
  • Publications
  • External Links
  • Culture Protocols

Overview

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Repository NIGMS Human Genetic Cell Repository
Subcollection Heritable Diseases
Lysosomal Storage Diseases
Class Disorders of the Nervous System
Biopsy Source Peripheral vein
Cell Type B-Lymphocyte
Tissue Type Blood
Transformant Epstein-Barr Virus
Sample Source LCL from B-Lymphocyte
Race Black/African American
Relation to Proband proband
Confirmation Molecular characterization before cell line submission to CCR
Species Homo sapiens
Common Name Human
Remarks IBR-BD Registry #1778/UT28-01; age of onset of 15 months; progressive cognitive/motor difficulties; granular osmiophilic deposits (GROD); palmitoyl-protein thioesterase activity <0.2 pmoles/min/mg of protein (normal range, 1-3 pmoles/min/mg of protein); compound heterozygote; one allele carries an arg164-to-ter nonsense mutation resulting from a C-to-T substitution at nucleotide 490 [ARG164TER (R164X)] in exon 5 of the palmitoyl-protein thioesterase 1 (PPT1) gene; a second allele carries a gln 291-to-ter nonsense mutation resulting from a C-to-T substitution at nucleotide 871 [GLN291TER (Q291X)] in exon 9

Characterizations

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IDENTIFICATION OF SPECIES OF ORIGIN Species of Origin Confirmed by Nucleoside Phosphorylase,Glucose-6-Phosphate Dehydrogenase, and Lactate Dehydrogenase Isoenzyme Electrophoresis
 
palmitoyl-protein hydrolase According to the submitter, biochemical test results for this subject showed decreased enzyme activity. EC Number: 3.1.2.22; 6-20% activity.
 
Gene PPT1
Chromosomal Location 1p32
Allelic Variant 1 R164X; CEROID LIPOFUSCINOSIS, NEURONAL 1, INFANTILE; CLN1
Identified Mutation ARG164TER
 
Gene PPT1
Chromosomal Location 1p32
Allelic Variant 2 Q291X; CEROID LIPOFUSCINOSIS, NEURONAL 1, INFANTILE; CLN1
Identified Mutation GLN291TER

Phenotypic Data

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Remarks IBR-BD Registry #1778/UT28-01; age of onset of 15 months; progressive cognitive/motor difficulties; granular osmiophilic deposits (GROD); palmitoyl-protein thioesterase activity <0.2 pmoles/min/mg of protein (normal range, 1-3 pmoles/min/mg of protein); compound heterozygote; one allele carries an arg164-to-ter nonsense mutation resulting from a C-to-T substitution at nucleotide 490 [ARG164TER (R164X)] in exon 5 of the palmitoyl-protein thioesterase 1 (PPT1) gene; a second allele carries a gln 291-to-ter nonsense mutation resulting from a C-to-T substitution at nucleotide 871 [GLN291TER (Q291X)] in exon 9

Publications

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Waliany, Identification of three novel mutations of the palmitoyl-protein thioesterase-1 (PPT1) gene in children with neuronal ceroid-lipofuscinosis Hum MutatMutation in Brief #290 (online):1-5 1999
PubMed ID:

External Links

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dbSNP dbSNP ID: 19299
Gene Cards PPT1
Gene Ontology GO:0005764 lysosome
GO:0006464 protein modification
GO:0007399 neurogenesis
GO:0007601 visual perception
GO:0008474 palmitoyl-(protein) hydrolase activity
GO:0016787 hydrolase activity
NCBI Gene Gene ID:5538
NCBI GTR 256730 CEROID LIPOFUSCINOSIS, NEURONAL, 1; CLN1
600722 PALMITOYL-PROTEIN THIOESTERASE 1; PPT1
OMIM 256730 CEROID LIPOFUSCINOSIS, NEURONAL, 1; CLN1
600722 PALMITOYL-PROTEIN THIOESTERASE 1; PPT1
Omim Description CEROID LIPOFUSCINOSIS, NEURONAL 1, INFANTILE; CLN1
  INFANTILE NEURONAL CEROID LIPOFUSCINOSIS; INCL
  NEURONAL CEROID LIPOFUSCINOSIS, INFANTILE FINNISH TYPE; NCL
  SANTAVUORI DISEASE
  SANTAVUORI-HALTIA DISEASE

Culture Protocols

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Split Ratio 1:4
Temperature 37 C
Percent CO2 5%
Medium Roswell Park Memorial Institute Medium 1640 with 2mM L-glutamine or equivalent
Serum 15% fetal bovine serum Not Inactivated
Substrate None specified
Subcultivation Method dilution - add fresh medium
Supplement -
Pricing
International/Commercial/For-profit:
$373.00USD
U.S. Academic/Non-profit/Government:
$216.00USD
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