Mutation in glycerol-3-phosphate dehydrogenase 1-like gene (GPD1-L) decreases cardiac Na+ current and causes inherited arrhythmias

Brugada syndrome is a rare, autosomal-dominant, male-predominant form of idiopathic ventricular fibrillation characterized by a right bundle-branch block and ST elevation in the right precordial leads of the surface ECG. Mutations in the cardiac Na+ channel SCN5A on chromosome 3p21 cause approximate...

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Veröffentlicht in:Circulation (New York, N.Y.) N.Y.), 2007-11, Vol.116 (20), p.2260-2268
Hauptverfasser: LONDON, Barry, MICHALEC, Michael, BATY, Catherine J, LAGANA, Stephen, ALEONG, Ryan, GUTMANN, Rebecca, ACKERMAN, Michael J, MCNAMARA, Dennis M, WEISS, Raul, DUDLEY, Samuel C, MEHDI, Haider, XIAODONG ZHU, KERCHNER, Laurie, SANYAL, Shamarendra, VISWANATHAN, Prakash C, PFAHNL, Arnold E, SHANG, Lijuan L, MADHUSUDANAN, Mohan
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container_end_page 2268
container_issue 20
container_start_page 2260
container_title Circulation (New York, N.Y.)
container_volume 116
creator LONDON, Barry
MICHALEC, Michael
BATY, Catherine J
LAGANA, Stephen
ALEONG, Ryan
GUTMANN, Rebecca
ACKERMAN, Michael J
MCNAMARA, Dennis M
WEISS, Raul
DUDLEY, Samuel C
MEHDI, Haider
XIAODONG ZHU
KERCHNER, Laurie
SANYAL, Shamarendra
VISWANATHAN, Prakash C
PFAHNL, Arnold E
SHANG, Lijuan L
MADHUSUDANAN, Mohan
description Brugada syndrome is a rare, autosomal-dominant, male-predominant form of idiopathic ventricular fibrillation characterized by a right bundle-branch block and ST elevation in the right precordial leads of the surface ECG. Mutations in the cardiac Na+ channel SCN5A on chromosome 3p21 cause approximately 20% of the cases of Brugada syndrome; most mutations decrease inward Na+ current, some by preventing trafficking of the channels to the surface membrane. We previously used positional cloning to identify a new locus on chromosome 3p24 in a large family with Brugada syndrome and excluded SCN5A as a candidate gene. We used direct sequencing to identify a mutation (A280V) in a conserved amino acid of the glycerol-3-phosphate dehydrogenase 1-like (GPD1-L) gene. The mutation was present in all affected individuals and absent in >500 control subjects. GPD1-L RNA and protein are abundant in the heart. Compared with wild-type GPD1-L, coexpression of A280V GPD1-L with SCN5A in HEK cells reduced inward Na+ currents by approximately 50% (P
doi_str_mv 10.1161/circulationaha.107.703330
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Mutations in the cardiac Na+ channel SCN5A on chromosome 3p21 cause approximately 20% of the cases of Brugada syndrome; most mutations decrease inward Na+ current, some by preventing trafficking of the channels to the surface membrane. We previously used positional cloning to identify a new locus on chromosome 3p24 in a large family with Brugada syndrome and excluded SCN5A as a candidate gene. We used direct sequencing to identify a mutation (A280V) in a conserved amino acid of the glycerol-3-phosphate dehydrogenase 1-like (GPD1-L) gene. The mutation was present in all affected individuals and absent in &gt;500 control subjects. GPD1-L RNA and protein are abundant in the heart. Compared with wild-type GPD1-L, coexpression of A280V GPD1-L with SCN5A in HEK cells reduced inward Na+ currents by approximately 50% (P&lt;0.005). Wild-type GPD1-L localized near the cell surface to a greater extent than A280V GPD1-L. Coexpression of A280V GPD1-L with SCN5A reduced SCN5A cell surface expression by 31+/-5% (P=0.01). GPD1-L is a novel gene that may affect trafficking of the cardiac Na+ channel to the cell surface. A GPD1-L mutation decreases SCN5A surface membrane expression, reduces inward Na+ current, and causes Brugada syndrome.</description><identifier>ISSN: 0009-7322</identifier><identifier>EISSN: 1524-4539</identifier><identifier>DOI: 10.1161/circulationaha.107.703330</identifier><identifier>PMID: 17967977</identifier><identifier>CODEN: CIRCAZ</identifier><language>eng</language><publisher>Hagerstown, MD: Lippincott Williams &amp; Wilkins</publisher><subject>Animals ; Antihypertensive agents ; Biological and medical sciences ; Blood and lymphatic vessels ; Brugada Syndrome - genetics ; Brugada Syndrome - physiopathology ; Cardiology. Vascular system ; Cardiovascular system ; Chlorocebus aethiops ; Chromosomes, Human, Pair 3 ; COS Cells ; Diseases of the peripheral vessels. Diseases of the vena cava. Miscellaneous ; Family Health ; Female ; Glycerolphosphate Dehydrogenase - genetics ; Glycerolphosphate Dehydrogenase - metabolism ; Heart ; Heart - physiology ; Heart failure, cardiogenic pulmonary edema, cardiac enlargement ; Humans ; Italy ; Kidney - cytology ; Male ; Medical sciences ; Muscle Proteins - genetics ; Muscle Proteins - metabolism ; NAV1.5 Voltage-Gated Sodium Channel ; Pedigree ; Pharmacology. Drug treatments ; Point Mutation ; Sodium - metabolism ; Sodium Channels - genetics ; Sodium Channels - metabolism ; Sugar Alcohol Dehydrogenases - genetics ; Sugar Alcohol Dehydrogenases - metabolism ; Ventricular Fibrillation - genetics ; Ventricular Fibrillation - physiopathology</subject><ispartof>Circulation (New York, N.Y.), 2007-11, Vol.116 (20), p.2260-2268</ispartof><rights>2008 INIST-CNRS</rights><rights>2007 American Heart Association, Inc. 2007</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c560t-c58b71e7fe26da4ba026a2e05681898a4752e32a67e248fb5b16537ce2a9506b3</citedby><cites>FETCH-LOGICAL-c560t-c58b71e7fe26da4ba026a2e05681898a4752e32a67e248fb5b16537ce2a9506b3</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>230,314,776,780,881,3674,27901,27902</link.rule.ids><backlink>$$Uhttp://pascal-francis.inist.fr/vibad/index.php?action=getRecordDetail&amp;idt=19439530$$DView record in Pascal Francis$$Hfree_for_read</backlink><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/17967977$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>LONDON, Barry</creatorcontrib><creatorcontrib>MICHALEC, Michael</creatorcontrib><creatorcontrib>BATY, Catherine J</creatorcontrib><creatorcontrib>LAGANA, Stephen</creatorcontrib><creatorcontrib>ALEONG, Ryan</creatorcontrib><creatorcontrib>GUTMANN, Rebecca</creatorcontrib><creatorcontrib>ACKERMAN, Michael J</creatorcontrib><creatorcontrib>MCNAMARA, Dennis M</creatorcontrib><creatorcontrib>WEISS, Raul</creatorcontrib><creatorcontrib>DUDLEY, Samuel C</creatorcontrib><creatorcontrib>MEHDI, Haider</creatorcontrib><creatorcontrib>XIAODONG ZHU</creatorcontrib><creatorcontrib>KERCHNER, Laurie</creatorcontrib><creatorcontrib>SANYAL, Shamarendra</creatorcontrib><creatorcontrib>VISWANATHAN, Prakash C</creatorcontrib><creatorcontrib>PFAHNL, Arnold E</creatorcontrib><creatorcontrib>SHANG, Lijuan L</creatorcontrib><creatorcontrib>MADHUSUDANAN, Mohan</creatorcontrib><title>Mutation in glycerol-3-phosphate dehydrogenase 1-like gene (GPD1-L) decreases cardiac Na+ current and causes inherited arrhythmias</title><title>Circulation (New York, N.Y.)</title><addtitle>Circulation</addtitle><description>Brugada syndrome is a rare, autosomal-dominant, male-predominant form of idiopathic ventricular fibrillation characterized by a right bundle-branch block and ST elevation in the right precordial leads of the surface ECG. Mutations in the cardiac Na+ channel SCN5A on chromosome 3p21 cause approximately 20% of the cases of Brugada syndrome; most mutations decrease inward Na+ current, some by preventing trafficking of the channels to the surface membrane. We previously used positional cloning to identify a new locus on chromosome 3p24 in a large family with Brugada syndrome and excluded SCN5A as a candidate gene. We used direct sequencing to identify a mutation (A280V) in a conserved amino acid of the glycerol-3-phosphate dehydrogenase 1-like (GPD1-L) gene. The mutation was present in all affected individuals and absent in &gt;500 control subjects. GPD1-L RNA and protein are abundant in the heart. Compared with wild-type GPD1-L, coexpression of A280V GPD1-L with SCN5A in HEK cells reduced inward Na+ currents by approximately 50% (P&lt;0.005). Wild-type GPD1-L localized near the cell surface to a greater extent than A280V GPD1-L. Coexpression of A280V GPD1-L with SCN5A reduced SCN5A cell surface expression by 31+/-5% (P=0.01). GPD1-L is a novel gene that may affect trafficking of the cardiac Na+ channel to the cell surface. A GPD1-L mutation decreases SCN5A surface membrane expression, reduces inward Na+ current, and causes Brugada syndrome.</description><subject>Animals</subject><subject>Antihypertensive agents</subject><subject>Biological and medical sciences</subject><subject>Blood and lymphatic vessels</subject><subject>Brugada Syndrome - genetics</subject><subject>Brugada Syndrome - physiopathology</subject><subject>Cardiology. Vascular system</subject><subject>Cardiovascular system</subject><subject>Chlorocebus aethiops</subject><subject>Chromosomes, Human, Pair 3</subject><subject>COS Cells</subject><subject>Diseases of the peripheral vessels. Diseases of the vena cava. Miscellaneous</subject><subject>Family Health</subject><subject>Female</subject><subject>Glycerolphosphate Dehydrogenase - genetics</subject><subject>Glycerolphosphate Dehydrogenase - metabolism</subject><subject>Heart</subject><subject>Heart - physiology</subject><subject>Heart failure, cardiogenic pulmonary edema, cardiac enlargement</subject><subject>Humans</subject><subject>Italy</subject><subject>Kidney - cytology</subject><subject>Male</subject><subject>Medical sciences</subject><subject>Muscle Proteins - genetics</subject><subject>Muscle Proteins - metabolism</subject><subject>NAV1.5 Voltage-Gated Sodium Channel</subject><subject>Pedigree</subject><subject>Pharmacology. Drug treatments</subject><subject>Point Mutation</subject><subject>Sodium - metabolism</subject><subject>Sodium Channels - genetics</subject><subject>Sodium Channels - metabolism</subject><subject>Sugar Alcohol Dehydrogenases - genetics</subject><subject>Sugar Alcohol Dehydrogenases - metabolism</subject><subject>Ventricular Fibrillation - genetics</subject><subject>Ventricular Fibrillation - physiopathology</subject><issn>0009-7322</issn><issn>1524-4539</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2007</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><recordid>eNpVkU-P0zAQxS0EYsvCV0DmAAKhFP-J7fiCVBXYrVR2Edo9WxNn2hjSpNgJUq98cry0YuFia-b95s1Ij5AXnM051_ydD9FPHYxh6KGFOWdmbpiUkj0gM65EWZRK2odkxhizhZFCnJEnKX3LpZZGPSZn3FhtrDEz8uvzNP4xoqGn2-7gMQ5dIYt9O6R9CyPSBttDE4ct9pCQ8qIL35HmCunriy8feLF-kxEfMauJeohNAE-v4C31U4zYjxT6JvenOzn0LcYwYkMhxvYwtrsA6Sl5tIEu4bPTf05uP328WV4W6-uL1XKxLrzSbMxvVRuOZoNCN1DWwIQGgUzpile2gtIogVKANijKalOrmmsljUcBVjFdy3Py_ui7n-odNj7fFqFz-xh2EA9ugOD-V_rQuu3w00mumNU6G7w6GcThx4RpdLuQPHYd9DhMyemqtEYbnkF7BH0cUoq4-buEM3eXoFuuvi5v14ub1fXV4nKR28YdE8yzz_-98n7yFFkGXp4ASB66TYTeh3TP2VJalY1-A3uCqYw</recordid><startdate>20071113</startdate><enddate>20071113</enddate><creator>LONDON, Barry</creator><creator>MICHALEC, Michael</creator><creator>BATY, Catherine J</creator><creator>LAGANA, Stephen</creator><creator>ALEONG, Ryan</creator><creator>GUTMANN, Rebecca</creator><creator>ACKERMAN, Michael J</creator><creator>MCNAMARA, Dennis M</creator><creator>WEISS, Raul</creator><creator>DUDLEY, Samuel C</creator><creator>MEHDI, Haider</creator><creator>XIAODONG ZHU</creator><creator>KERCHNER, Laurie</creator><creator>SANYAL, Shamarendra</creator><creator>VISWANATHAN, Prakash C</creator><creator>PFAHNL, Arnold E</creator><creator>SHANG, Lijuan L</creator><creator>MADHUSUDANAN, Mohan</creator><general>Lippincott Williams &amp; Wilkins</general><scope>IQODW</scope><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>7X8</scope><scope>5PM</scope></search><sort><creationdate>20071113</creationdate><title>Mutation in glycerol-3-phosphate dehydrogenase 1-like gene (GPD1-L) decreases cardiac Na+ current and causes inherited arrhythmias</title><author>LONDON, Barry ; MICHALEC, Michael ; BATY, Catherine J ; LAGANA, Stephen ; ALEONG, Ryan ; GUTMANN, Rebecca ; ACKERMAN, Michael J ; MCNAMARA, Dennis M ; WEISS, Raul ; DUDLEY, Samuel C ; MEHDI, Haider ; XIAODONG ZHU ; KERCHNER, Laurie ; SANYAL, Shamarendra ; VISWANATHAN, Prakash C ; PFAHNL, Arnold E ; SHANG, Lijuan L ; MADHUSUDANAN, Mohan</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c560t-c58b71e7fe26da4ba026a2e05681898a4752e32a67e248fb5b16537ce2a9506b3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2007</creationdate><topic>Animals</topic><topic>Antihypertensive agents</topic><topic>Biological and medical sciences</topic><topic>Blood and lymphatic vessels</topic><topic>Brugada Syndrome - genetics</topic><topic>Brugada Syndrome - physiopathology</topic><topic>Cardiology. 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Mutations in the cardiac Na+ channel SCN5A on chromosome 3p21 cause approximately 20% of the cases of Brugada syndrome; most mutations decrease inward Na+ current, some by preventing trafficking of the channels to the surface membrane. We previously used positional cloning to identify a new locus on chromosome 3p24 in a large family with Brugada syndrome and excluded SCN5A as a candidate gene. We used direct sequencing to identify a mutation (A280V) in a conserved amino acid of the glycerol-3-phosphate dehydrogenase 1-like (GPD1-L) gene. The mutation was present in all affected individuals and absent in &gt;500 control subjects. GPD1-L RNA and protein are abundant in the heart. Compared with wild-type GPD1-L, coexpression of A280V GPD1-L with SCN5A in HEK cells reduced inward Na+ currents by approximately 50% (P&lt;0.005). Wild-type GPD1-L localized near the cell surface to a greater extent than A280V GPD1-L. Coexpression of A280V GPD1-L with SCN5A reduced SCN5A cell surface expression by 31+/-5% (P=0.01). GPD1-L is a novel gene that may affect trafficking of the cardiac Na+ channel to the cell surface. A GPD1-L mutation decreases SCN5A surface membrane expression, reduces inward Na+ current, and causes Brugada syndrome.</abstract><cop>Hagerstown, MD</cop><pub>Lippincott Williams &amp; Wilkins</pub><pmid>17967977</pmid><doi>10.1161/circulationaha.107.703330</doi><tpages>9</tpages><oa>free_for_read</oa></addata></record>
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source Journals@Ovid Ovid Autoload; MEDLINE; American Heart Association Journals; Elektronische Zeitschriftenbibliothek - Frei zugängliche E-Journals
subjects Animals
Antihypertensive agents
Biological and medical sciences
Blood and lymphatic vessels
Brugada Syndrome - genetics
Brugada Syndrome - physiopathology
Cardiology. Vascular system
Cardiovascular system
Chlorocebus aethiops
Chromosomes, Human, Pair 3
COS Cells
Diseases of the peripheral vessels. Diseases of the vena cava. Miscellaneous
Family Health
Female
Glycerolphosphate Dehydrogenase - genetics
Glycerolphosphate Dehydrogenase - metabolism
Heart
Heart - physiology
Heart failure, cardiogenic pulmonary edema, cardiac enlargement
Humans
Italy
Kidney - cytology
Male
Medical sciences
Muscle Proteins - genetics
Muscle Proteins - metabolism
NAV1.5 Voltage-Gated Sodium Channel
Pedigree
Pharmacology. Drug treatments
Point Mutation
Sodium - metabolism
Sodium Channels - genetics
Sodium Channels - metabolism
Sugar Alcohol Dehydrogenases - genetics
Sugar Alcohol Dehydrogenases - metabolism
Ventricular Fibrillation - genetics
Ventricular Fibrillation - physiopathology
title Mutation in glycerol-3-phosphate dehydrogenase 1-like gene (GPD1-L) decreases cardiac Na+ current and causes inherited arrhythmias
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