Pregled bibliografske jedinice broj: 1034535
Missense Mutations of the Pro65 Residue of PCGF2 Cause a Recognizable Syndrome Associated with Craniofacial, Neurological, Cardiovascular, and Skeletal Features
Missense Mutations of the Pro65 Residue of PCGF2 Cause a Recognizable Syndrome Associated with Craniofacial, Neurological, Cardiovascular, and Skeletal Features // American journal of human genetics, 103 (2018), 5; 786-793 doi:10.1016/j.ajhg.2018.09.012 (međunarodna recenzija, članak, znanstveni)
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Naslov
Missense Mutations of the Pro65 Residue of PCGF2
Cause a Recognizable Syndrome Associated with
Craniofacial, Neurological, Cardiovascular, and
Skeletal Features
Autori
Turnpenny, Peter D. ; Wright, Michael J. ; Sloman, Melissa ; Caswell, Richard ; van Essen, Anthony J. ; Gerkes, Erica ; Pfundt, Rolph ; White, Susan M. ; Shaul-Lotan, Nava ; Carpenter, Lori ; Schaefer, G. Bradley ; Fryer, Alan ; Innes, A. Micheil ; Forbes, Kirsten P. ; Chung, Wendy K. ; McLaughlin, Heather ; Henderson, Lindsay B. ; Roberts, Amy E. ; Heath, Karen E. ; Paumard-Hernández, Beatriz ; Gener, Blanca ; Fawcett, Katherine A. ; Gjergja-Juraški, Romana ; Pilz, Daniela T. ; Fry, Andrew E.
Izvornik
American journal of human genetics (0002-9297) 103
(2018), 5;
786-793
Vrsta, podvrsta i kategorija rada
Radovi u časopisima, članak, znanstveni
Ključne riječi
PCGF2 ; Polycomb Group Ring Finger 2 ; MEL18 ; intellectual disability ; dysmorphism ; polymicrogyria
Sažetak
PCGF2 encodes the polycomb group ring finger 2 protein, a transcriptional repressor involved in cell proliferation, differentiation, and embryogenesis. PCGF2 is a component of the polycomb repressive complex 1 (PRC1), a multiprotein complex which controls gene silencing through histone modification and chromatin remodelling. We report the phenotypic characterization of 13 patients (11 unrelated individuals and a pair of monozygotic twins) with missense mutations in PCGF2. All the mutations affected the same highly conserved proline in PCGF2 and were de novo, excepting maternal mosaicism in one. The patients demonstrated a recognizable facial gestalt, intellectual disability, feeding problems, impaired growth, and a range of brain, cardiovascular, and skeletal abnormalities. Computer structural modeling suggests the substitutions alter an N-terminal loop of PCGF2 critical for histone biding. Mutant PCGF2 may have dominant-negative effects, sequestering PRC1 components into complexes that lack the ability to interact efficiently with histones. These findings demonstrate the important role of PCGF2 in human development and confirm that heterozygous substitutions of the Pro65 residue of PCGF2 cause a recognizable syndrome characterized by distinctive craniofacial, neurological, cardiovascular, and skeletal features.
Izvorni jezik
Engleski
Znanstvena područja
Temeljne medicinske znanosti
Citiraj ovu publikaciju:
Časopis indeksira:
- Current Contents Connect (CCC)
- Web of Science Core Collection (WoSCC)
- Science Citation Index Expanded (SCI-EXP)
- SCI-EXP, SSCI i/ili A&HCI
- Scopus
- MEDLINE
- Nature Index