Results 31 to 40 of about 9,329,573 (350)

Aza-27-crown-9 Amino Acid

open access: yesMolbank, 2010
A luminescent aza-27-crown-9 ether amino acid was prepared by a three-step reaction sequence. The compound signals ammonium ion binding by an increase in emission intensity.
Andreas Späth, Burkhard König
doaj   +1 more source

Research progress on branched-chain amino acid aminotransferases

open access: yesFrontiers in Genetics, 2023
Branched-chain amino acid aminotransferases, widely present in natural organisms, catalyze bidirectional amino transfer between branched-chain amino acids and branched-chain α-ketoacids in cells.
Can Chen   +3 more
doaj   +1 more source

Predicting deleterious amino acid substitutions.

open access: yesGenome Research, 2001
Many missense substitutions are identified in single nucleotide polymorphism (SNP) data and large-scale random mutagenesis projects. Each amino acid substitution potentially affects protein function. We have constructed a tool that uses sequence homology
P. Ng, S. Henikoff
semanticscholar   +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

SIFT web server: predicting effects of amino acid substitutions on proteins

open access: yesNucleic Acids Res., 2012
The Sorting Intolerant from Tolerant (SIFT) algorithm predicts the effect of coding variants on protein function. It was first introduced in 2001, with a corresponding website that provides users with predictions on their variants.
N. Sim   +5 more
semanticscholar   +1 more source

Distances and classification of amino acids for different protein secondary structures

open access: yes, 2003
Window profiles of amino acids in protein sequences are taken as a description of the amino acid environment. The relative entropy or Kullback-Leibler distance derived from profiles is used as a measure of dissimilarity for comparison of amino acids and ...
J. Garnier   +10 more
core   +2 more sources

Influence of methionine supplementation of growing diets enriched with lysine on feedlot performance and characteristics of digestion in Holstein steer calves. [PDF]

open access: yes, 2016
ObjectiveTwo trials were conducted in order to examine the effects of level of supplemental methionine on productive performance, dietary energetic, plasma amino acid concentration, and digestive function.MethodsDietary treatments consisted of a steam ...
Carrasco, Ramsés   +4 more
core   +3 more sources

Amino acid disorders [PDF]

open access: yesAnnals of Translational Medicine, 2018
Amino acids serve as key building blocks and as an energy source for cell repair, survival, regeneration and growth. Each amino acid has an amino group, a carboxylic acid, and a unique carbon structure. Human utilize 21 different amino acids; most of these can be synthesized endogenously, but 9 are "essential" in that they must be ingested in the diet.
Ermal, Aliu   +2 more
openaire   +2 more sources

Amino Acid Metabolism in Lupus

open access: yesFrontiers in Immunology, 2021
T cell metabolism is central to cell proliferation, survival, differentiation, and aberrations have been linked to the pathophysiology of systemic autoimmune diseases.
Michihito Kono   +2 more
doaj   +1 more source

Model studies on the pattern of volatiles generated in mixtures of amino acids, lipid oxidation-derived aldehydes, and glucose [PDF]

open access: yes, 2011
The development of flavor and browning in thermally treated foods results mainly from the Maillard reaction and lipid degradation but also from the interactions between both reaction pathways.
Adams, An   +3 more
core   +1 more source

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