Results 31 to 40 of about 21,954 (152)

Functional Characterization of the Eukaryotic Cysteine Desulfurase Nfs1p from Saccharomyces cerevisiae [PDF]

open access: yes, 2004
Previous studies have indicated that the essential protein Nfs1 performs a crucial role in cellular iron-sulfur (Fe/S) protein maturation. The protein is located predominantly in mitochondria, yet low amounts are present in cytosol and nucleus.
Balk   +73 more
core   +3 more sources

Prenatal Brain Abnormalities in Sodium‐Dependent Multivitamin Transporter Deficiency

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT In treatable neurometabolic disorders, early diagnosis and prompt initiation of treatment are key to improved survival and outcomes. Biallelic variants in SLC5A6 cause sodium‐dependent multivitamin transporter deficiency (OMIM # 618973), which is treatable with high‐dose pantothenic acid, biotin, and alpha lipoic acid.
Eri Ogawa   +2 more
wiley   +1 more source

Ornithine decarboxylase activity, a clinical biomarker for evaluating cancer chemopreventive efficacy of phytomolecules [PDF]

open access: yes, 2011
Biomarkers of cancer have made a strong traipse in predicting the disease pattern and contributed significantly to the understanding of tumour state, progression, characteristics and response to therapies.
Nusrat Masood   +2 more
core   +2 more sources

Pyridoxal Reductase, PdxI, Is Critical for Salvage of Pyridoxal in Escherichia coli [PDF]

open access: yesJournal of Bacteriology, 2020
ABSTRACT Pyridoxal 5′-phosphate (PLP) is the biologically active form of vitamin B6 and an essential cofactor in all organisms. In Escherichia coli, PLP is synthesized via the deoxyxylulose 5-phosphate (DXP)-dependent pathway that includes seven enzymatic steps and generates pyridoxine 5′-phosphate as an intermediate. Additionally, E.
Diana M. Downs   +2 more
openaire   +2 more sources

Update: Enzymatische Synthese für industrielle Anwendungen

open access: yesAngewandte Chemie, EarlyView.
Die Biokatalyse hat sich zu einer nachhaltigen und wettbewerbsfähigen Alternative zur herkömmlichen chemischen Synthese entwickelt und ermöglicht die enzymbasierte Herstellung nicht nur von chemischen Grundstoffen, sondern auch von (nicht natürlichen) Aminosäuren, (seltenen) Zuckern und synthetischen Nukleotiden.
Thomas Bayer   +4 more
wiley   +1 more source

Catalytic Activities of Pyridoxal Analogues. I. The Catalytic Effects of Pyridoxal, Pyridoxal Methochloride, and Pyridoxal N-Oxide on the Racemization of l-Glutamic Acid [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1975
Abstract An improved method for the syntheses of pyridoxal methochloride (1) and pyridoxal N-oxide (5) was investigated. Further, the catalytic activities of pyridoxal, 1, and 5 on the racemization of l-glutamic acid in the presence of cupric ions were studied.
Makoto Ando, Sakae Emoto
openaire   +2 more sources

An Update: Enzymatic Synthesis for Industrial Applications

open access: yesAngewandte Chemie International Edition, EarlyView.
Biocatalysis has become a sustainable and cost‐competitive alternative to established chemical synthesis, enabling the enzyme‐based production of not only commodity chemicals but (non‐natural) amino acids, (rare) sugars, as well as synthetic nucleotides.
Thomas Bayer   +4 more
wiley   +1 more source

Metabolism of amino acid amides in Pseudomonas putida ATCC 12633 [PDF]

open access: yes, 1993
The metabolism of the natural amino acid L-valine, the unnatural amino acids D-valine, and D-, L-phenylglycine (D-, L-PG), and the unnatural amino acid amides D-, L-phenylglycine amide (D, L-PG-NH2) and L-valine amide (L-Val-NH2) was studied in ...
Croes, L.M.,   +4 more
core   +1 more source

Investigation of a broad‐spectrum micronutrient formulation as a possible precipitant of pharmacokinetic micronutrient–drug interactions

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aims Daily broad‐spectrum micronutrients are being used by the general public and formulations are receiving research interest in mental health settings. Despite concerns about combining medicines and broad‐spectrum micronutrients in mental health care, there have not been any formal evaluations of potential interactions.
Bess M. Kew   +7 more
wiley   +1 more source

Suicide inhibition of alpha-oxamine synthases:structures of the covalent adducts of 8-amino-7-oxononanoate synthase with trifluoroalanine [PDF]

open access: yes, 2006
The suicide inhibition of the α-oxamine synthases by the substrate analog, L-trifluoroalanine was investigated. The inhibition resulted in the formation of a complex with loss of all three fluorine atoms.
Abboud   +45 more
core   +1 more source

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