Results 1 to 10 of about 3,470 (203)

Catabolic Ornithine Carbamoyltransferase Activity Facilitates Growth of Staphylococcus aureus in Defined Medium Lacking Glucose and Arginine [PDF]

open access: yesmBio, 2022
Previous studies have found that arginine biosynthesis in Staphylococcus aureus is repressed via carbon catabolite repression (CcpA), and proline is used as a precursor. Unexpectedly, however, robust growth of S.
Itidal Reslane   +13 more
doaj   +4 more sources

Variant analysis and PGT-M of OTC gene in a Chinese family with ornithine carbamoyltransferase deficiency [PDF]

open access: yesBMC Pregnancy and Childbirth
Background Ornithine carbamoyltransferase deficiency (OTCD) is a kind of X-linked metabolic disease caused by a deficiency in ornithine transcarbamylase leading to urea cycle disorders.
Yao Zhou   +5 more
doaj   +3 more sources

Late-Onset Ornithine Carbamoyltransferase Deficiency Accompanying Acute Pancreatitis and Hyperammonemia [PDF]

open access: yesCase Reports in Medicine, 2013
Hyperammonemia related to urea cycle disorders is a rare cause of potentially fatal encephalopathy that is encountered in intensive care units (ICUs). Left undiagnosed, this condition may manifest irreversible neuronal damage.
Marcel Cerqueira Cesar Machado   +2 more
doaj   +2 more sources

Clinical characteristics and molecular genetic analysis of ten cases of ornithine carbamoyltransferase deficiency in southeastern China [PDF]

open access: yesItalian Journal of Pediatrics
Background This study aimed to investigate the clinical and molecular genetic characteristics of ten children with ornithine carbamoyltransferase deficiency (OTCD) in southeastern China, as well as the correlation between the genotype and phenotype of ...
Gaopin Yuan   +5 more
doaj   +2 more sources

Infarction or Metabolic Breakdown? Longitudinally Extensive Diffusion-Restricted Lesions from the Medulla Oblongata to the Lumbar Spinal Cord [PDF]

open access: yesDiagnostics
A 78-year-old woman with a history of rheumatoid arthritis (treated with methotrexate) developed disturbed consciousness, emesis, and intestinal perforation. Initial labs revealed hyperammonemia (189 μg/dL) and hypertonic dehydration.
Yuka Nakaya   +7 more
doaj   +2 more sources

Genetic constraints on protein loop evolution: out-of-frame stop codons limit Bacillus subtilis stationary-phase mutagenesis [PDF]

open access: yesFrontiers in Molecular Biosciences
Insertion and deletion (indel) events in protein-coding DNA are associated with loss-of-function frameshift mutations. In silico studies have found that protein-coding regions are littered with out-of-frame stop codons (OSCs) which may restrict OSC ...
Carmen Vallin   +2 more
doaj   +2 more sources

Genome and transcriptome-wide study of carbamoyltransferase genes in major fleshy fruits: A multi-omics study of evolution and functional significance

open access: yesFrontiers in Plant Science, 2022
The carbamoyltransferase or aspartate carbamoyltransferase (ATCase)/ornithine carbamoyltransferase (OTCase) is an evolutionary conserved protein family, which contains two genes, ATCase and OTCase. The ATCase catalyzes the committed step in the synthesis
Yogeshwar V. Dhar   +3 more
doaj   +1 more source

Structure and Function of Ornithine Carbamoyltransferases [PDF]

open access: yesEuropean Journal of Biochemistry, 1977
The reaction catalyzed by ornithine carbamoyltransferase can participate in either the anabolism or the catabolism of arginine. The carbamoylation of ornithine, yielding citrulline, is involved in the biosynthetic sequences; the reverse reaction, the phosphorolysis of citrulline, is the second step of the arginine deiminase pathway.The ornithine ...
Legrain, Christiane   +6 more
openaire   +3 more sources

The role of non-native interactions in the folding of knotted proteins. [PDF]

open access: yesPLoS Computational Biology, 2012
Stochastic simulations of coarse-grained protein models are used to investigate the propensity to form knots in early stages of protein folding. The study is carried out comparatively for two homologous carbamoyltransferases, a natively-knotted N ...
Tatjana Skrbić   +2 more
doaj   +1 more source

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