Search Results - "TUCHMAN, Mendel"
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Genotype--Phenotype Correlations in Ornithine Transcarbamylase Deficiency: A Mutation Update
Published in Journal of genetics and genomics (20-05-2015)“…Ornithine transcarbamylase (OTC) deficiency is an X-linked trait that accounts for nearly half of all inherited disorders of the urea cycle. OTC is one of the…”
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2
Sources and Fates of Carbamyl Phosphate: A Labile Energy-Rich Molecule with Multiple Facets
Published in Biology (Basel, Switzerland) (12-06-2018)“…Carbamyl phosphate (CP) is well-known as an essential intermediate of pyrimidine and arginine/urea biosynthesis. Chemically, CP can be easily synthesized from…”
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3
Disease‐causing mutations in the promoter and enhancer of the ornithine transcarbamylase gene
Published in Human mutation (01-04-2018)“…The ornithine transcarbamylase (OTC) gene is on the X chromosome and its product catalyzes the formation of citrulline from ornithine and carbamylphosphate in…”
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4
Clinical Outcomes of Neonatal Onset Proximal versus Distal Urea Cycle Disorders Do Not Differ
Published in The Journal of pediatrics (01-02-2013)“…Objective To compare the clinical course and outcome of patients diagnosed with one of 4 neonatal-onset urea cycle disorders (UCDs): deficiency of carbamyl…”
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5
ASL expression in ALDH1A1+ neurons in the substantia nigra metabolically contributes to neurodegenerative phenotype
Published in Human genetics (01-10-2021)“…Argininosuccinate lyase (ASL) is essential for the NO-dependent regulation of tyrosine hydroxylase (TH) and thus for catecholamine production. Using a…”
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6
From Genome to Structure and Back Again: A Family Portrait of the Transcarbamylases
Published in International journal of molecular sciences (12-08-2015)“…Enzymes in the transcarbamylase family catalyze the transfer of a carbamyl group from carbamyl phosphate (CP) to an amino group of a second substrate. The two…”
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The N-Acetylglutamate Synthase Family: Structures, Function and Mechanisms
Published in International journal of molecular sciences (09-06-2015)“…N-acetylglutamate synthase (NAGS) catalyzes the production of N-acetylglutamate (NAG) from acetyl-CoA and L-glutamate. In microorganisms and plants, the enzyme…”
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Mitochondrial Enzymes of the Urea Cycle Cluster at the Inner Mitochondrial Membrane
Published in Frontiers in physiology (21-01-2021)“…Mitochondrial enzymes involved in energy transformation are organized into multiprotein complexes that channel the reaction intermediates for efficient ATP…”
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N-acetylglutamate and its changing role through evolution
Published in Biochemical journal (01-06-2003)“…N -Acetylglutamate (NAG) fulfils distinct biological roles in lower and higher organisms. In prokaryotes, lower eukaryotes and plants it is the first…”
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Mutations and polymorphisms in the human ornithine transcarbamylase (OTC) gene
Published in Human mutation (01-07-2006)“…Ornithine transcarbamylase (OTC) deficiency is the most common inherited disorder of the urea cycle and is transmitted as an X‐linked trait. Defects in the OTC…”
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Crystal structure of the N-acetyltransferase domain of human N-acetyl-L-glutamate synthase in complex with N-acetyl-L-glutamate provides insights into its catalytic and regulatory mechanisms
Published in PloS one (24-07-2013)“…N-acetylglutamate synthase (NAGS) catalyzes the conversion of AcCoA and L-glutamate to CoA and N-acetyl-L-glutamate (NAG), an obligate cofactor for carbamyl…”
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12
Expression pattern and biochemical properties of zebrafish N-acetylglutamate synthase
Published in PloS one (22-01-2014)“…The urea cycle converts ammonia, a waste product of protein catabolism, into urea. Because fish dispose ammonia directly into water, the role of the urea cycle…”
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Augmenting Ureagenesis in Patients with Partial Carbamyl Phosphate Synthetase 1 Deficiency with N-carbamyl- l -glutamate
Published in The Journal of pediatrics (01-08-2014)“…Identical studies using stable isotopes were performed before and after a 3-day trial of oral N -carbamyl- l -glutamate (NCG) in 5 subjects with late-onset…”
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14
Transcriptional regulation of N-acetylglutamate synthase
Published in PloS one (27-02-2012)“…The urea cycle converts toxic ammonia to urea within the liver of mammals. At least 6 enzymes are required for ureagenesis, which correlates with dietary…”
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N-carbamylglutamate enhancement of ureagenesis leads to discovery of a novel deleterious mutation in a newly defined enhancer of the NAGS gene and to effective therapy
Published in Human mutation (01-10-2011)“…N‐acetylglutamate synthase (NAGS) catalyzes the conversion of glutamate and acetyl‐CoA to NAG, the essential allosteric activator of carbamyl phosphate…”
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Mutations and polymorphisms in the human N-acetylglutamate synthase (NAGS) gene
Published in Human mutation (01-08-2007)“…N‐acetylglutamate synthase (NAGS) deficiency, an autosomal recessive disorder, is the last urea cycle disorder for which molecular testing became available…”
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17
Screening of Infants and Mortality Due to Neuroblastoma
Published in The New England journal of medicine (04-04-2002)“…Neuroblastoma is the most common extracranial solid tumor in early childhood and can be identified in preclinical stages by detection of catecholamines in the…”
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The Crystal Structure of N-Acetyl-L-glutamate Synthase from Neisseria gonorrhoeae Provides Insights into Mechanisms of Catalysis and Regulation
Published in The Journal of biological chemistry (14-03-2008)“…The crystal structures of N-acetylglutamate synthase (NAGS) in the arginine biosynthetic pathway of Neisseria gonorrhoeae complexed with acetyl-CoA and with…”
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Alternative pathway therapy for urea cycle disorders: Twenty years later
Published in The Journal of pediatrics (01-01-2001)“…Alternative pathway therapy is currently an accepted treatment approach for inborn errors of the urea cycle. This involves the long-term use of oral sodium…”
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Journal Article Conference Proceeding -
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Establishing a consortium for the study of rare diseases: The Urea Cycle Disorders Consortium
Published in Molecular genetics and metabolism (2010)“…The Urea Cycle Disorders Consortium (UCDC) was created as part of a larger network established by the National Institutes of Health to study rare diseases…”
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