Mutations in SPRTN cause early onset hepatocellular carcinoma, genomic instability and progeroid features
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Mutations in SPRTN cause early onset hepatocellular carcinoma, genomic instability and progeroid features. / Lessel, Davor; Vaz, Bruno; Halder, Swagata; Lockhart, Paul J; Marinovic-Terzic, Ivana; Lopez-Mosqueda, Jaime; Philipp, Melanie; Sim, Joe C H; Smith, Katherine R; Oehler, Judith; Cabrera, Elisa; Freire, Raimundo; Pope, Kate; Nahid, Amsha; Norris, Fiona; Leventer, Richard J; Delatycki, Martin B; Barbi, Gotthold; von Ameln, Simon; Högel, Josef; Degoricija, Marina; Fertig, Regina; Burkhalter, Martin D; Hofmann, Kay; Thiele, Holger; Altmüller, Janine; Nürnberg, Gudrun; Nürnberg, Peter; Bahlo, Melanie; Martin, George M; Aalfs, Cora M; Oshima, Junko; Terzic, Janos; Amor, David J; Dikic, Ivan; Ramadan, Kristijan; Kubisch, Christian.
in: NAT GENET, Jahrgang 46, Nr. 11, 01.11.2014, S. 1239-44.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Mutations in SPRTN cause early onset hepatocellular carcinoma, genomic instability and progeroid features
AU - Lessel, Davor
AU - Vaz, Bruno
AU - Halder, Swagata
AU - Lockhart, Paul J
AU - Marinovic-Terzic, Ivana
AU - Lopez-Mosqueda, Jaime
AU - Philipp, Melanie
AU - Sim, Joe C H
AU - Smith, Katherine R
AU - Oehler, Judith
AU - Cabrera, Elisa
AU - Freire, Raimundo
AU - Pope, Kate
AU - Nahid, Amsha
AU - Norris, Fiona
AU - Leventer, Richard J
AU - Delatycki, Martin B
AU - Barbi, Gotthold
AU - von Ameln, Simon
AU - Högel, Josef
AU - Degoricija, Marina
AU - Fertig, Regina
AU - Burkhalter, Martin D
AU - Hofmann, Kay
AU - Thiele, Holger
AU - Altmüller, Janine
AU - Nürnberg, Gudrun
AU - Nürnberg, Peter
AU - Bahlo, Melanie
AU - Martin, George M
AU - Aalfs, Cora M
AU - Oshima, Junko
AU - Terzic, Janos
AU - Amor, David J
AU - Dikic, Ivan
AU - Ramadan, Kristijan
AU - Kubisch, Christian
PY - 2014/11/1
Y1 - 2014/11/1
N2 - Age-related degenerative and malignant diseases represent major challenges for health care systems. Elucidation of the molecular mechanisms underlying carcinogenesis and age-associated pathologies is thus of growing biomedical relevance. We identified biallelic germline mutations in SPRTN (also called C1orf124 or DVC1) in three patients from two unrelated families. All three patients are affected by a new segmental progeroid syndrome characterized by genomic instability and susceptibility toward early onset hepatocellular carcinoma. SPRTN was recently proposed to have a function in translesional DNA synthesis and the prevention of mutagenesis. Our in vivo and in vitro characterization of identified mutations has uncovered an essential role for SPRTN in the prevention of DNA replication stress during general DNA replication and in replication-related G2/M-checkpoint regulation. In addition to demonstrating the pathogenicity of identified SPRTN mutations, our findings provide a molecular explanation of how SPRTN dysfunction causes accelerated aging and susceptibility toward carcinoma.
AB - Age-related degenerative and malignant diseases represent major challenges for health care systems. Elucidation of the molecular mechanisms underlying carcinogenesis and age-associated pathologies is thus of growing biomedical relevance. We identified biallelic germline mutations in SPRTN (also called C1orf124 or DVC1) in three patients from two unrelated families. All three patients are affected by a new segmental progeroid syndrome characterized by genomic instability and susceptibility toward early onset hepatocellular carcinoma. SPRTN was recently proposed to have a function in translesional DNA synthesis and the prevention of mutagenesis. Our in vivo and in vitro characterization of identified mutations has uncovered an essential role for SPRTN in the prevention of DNA replication stress during general DNA replication and in replication-related G2/M-checkpoint regulation. In addition to demonstrating the pathogenicity of identified SPRTN mutations, our findings provide a molecular explanation of how SPRTN dysfunction causes accelerated aging and susceptibility toward carcinoma.
KW - Age of Onset
KW - Animals
KW - Base Sequence
KW - Carcinoma, Hepatocellular
KW - Chromosome Mapping
KW - Cloning, Molecular
KW - DNA Primers
KW - DNA Replication
KW - DNA-Binding Proteins
KW - Flow Cytometry
KW - Fluorescent Antibody Technique
KW - Genes, cdc
KW - Genomic Instability
KW - Germ-Line Mutation
KW - Humans
KW - Liver Neoplasms
KW - Male
KW - Molecular Sequence Data
KW - Pedigree
KW - Progeria
KW - Reverse Transcriptase Polymerase Chain Reaction
KW - Sequence Analysis, DNA
KW - Zebrafish
U2 - 10.1038/ng.3103
DO - 10.1038/ng.3103
M3 - SCORING: Journal article
C2 - 25261934
VL - 46
SP - 1239
EP - 1244
JO - NAT GENET
JF - NAT GENET
SN - 1061-4036
IS - 11
ER -