Results 21 to 30 of about 548,221 (334)

Lattice and thermodynamic characteristics of N-stearoyl-allo-threonine monolayers

open access: yes, 2020
The effect of the second chiral center of diastereomeric N-alkanoyl-allo-threonine on the main monolayer characteristics has been investigated. The characteristic features of the enantiomeric and racemic forms of N-stearoyl-allo-threonine monolayers are ...
Brezesinski, G.   +2 more
core   +1 more source

Hanks-Type Serine/Threonine Protein Kinases and Phosphatases in Bacteria: Roles in Signaling and Adaptation to Various Environments [PDF]

open access: yes, 2018
Reversible phosphorylation is a key mechanism that regulates many cellular processes in prokaryotes and eukaryotes. In prokaryotes, signal transduction includes two-component signaling systems, which involve a membrane sensor histidine kinase and a ...
Janczarek, Monika   +3 more
core   +1 more source

A Novel Peptide-Based SILAC Method to Identify the Posttranslational Modifications Provides Evidence for Unconventional Ubiquitination in the ER-Associated Degradation Pathway. [PDF]

open access: yes, 2013
The endoplasmic reticulum-associated degradation (ERAD) pathway is responsible for disposing misfolded proteins from the endoplasmic reticulum by inducing their ubiquitination and degradation.
Anania, Veronica   +4 more
core   +3 more sources

Evaluation of a threonine fermentation product as a digestible threonine source in broilers

open access: yesJournal of Applied Poultry Research, 2022
SUMMARY: In the present experiment, a Thr fermentation product (FP) (75% minimum digestible Thr) was evaluated as a replacement for crystalline L-Thr (98.5% minimum digestible Thr) as a source of digestible Thr and other nutrients to support broiler ...
D.T. Lee   +5 more
doaj   +1 more source

An ABC transporter containing a forkhead-associated domain interacts with a serine-threonine protein kinase and is required for growth of Mycobacterium tuberculosis in mice [PDF]

open access: yes, 2005
Forkhead-associated (FHA) domains are modular phosphopeptide recognition motifs with a striking preference for phosphothreonine-containing epitopes. FHA domains have been best characterized in eukaryotic signaling pathways but have been identified in six
Buxton, RS   +8 more
core   +2 more sources

Free Amino Acids Analysis in the Venom of the Social Wasp Polistes lanio Under Different Forms of Preservation

open access: yesOrbital: The Electronic Journal of Chemistry, 2018
Venoms of social wasps have in their composition proteins, peptides, among others and several of these compounds were evaluated for their function in the venom, however, there is still no study of the quantification of free amino acids of venom of social
Viviana de Oliveira Torres   +3 more
doaj   +1 more source

Effect of Threonine Supplementation on Growth Performance, Metabolizable Energy, Morphological Changes and Immune Response in Broiler Chickens Challenged with Coccidia [PDF]

open access: yesPoultry Science Journal, 2020
This study was performed to investigate the effects of dietary threonine (Thr). level on performance, metabolizable energy, intestinal morphology, and immune system in coccidian–infected broiler chickens.
Mehdipour Z   +3 more
doaj   +1 more source

Intermolecular interactions in the chiral and racemic forms of 3-hydroxy-2-(1-oxoisoindolin-2-yl)butanoic acid derived from threonine [PDF]

open access: yes, 2000
The title compounds, C₁₂H₁₃NO₄, are derived from L-threonine and DL-threonine, respectively. Hydrogen bonding in the chiral derivative, (2S/3R)-3-hydroxy-2-(1-oxoisoindolin-2-yl)butanoic acid, consists of O-Hacid...Oalkyl-H...O=Cindole chains [O...O 2 ...
Brady, Fiona   +2 more
core   +1 more source

Influence of various lysine and threonine levels in feed mixtures for lactating sows on milk quality and piglet growth

open access: yesCzech Journal of Animal Science, 2006
The quality of produced milk and piglet growth were investigated in three groups of lactating Large White sows fed three mixtures containing different levels of lysine, threonine and crude protein. Piglets were weighed immediately after delivery and then
J. Bojčuková, F. Krátký
doaj   +1 more source

Activation of tyrosine kinases by mutation of the gatekeeper threonine. [PDF]

open access: yes, 2008
Protein kinases targeted by small-molecule inhibitors develop resistance through mutation of the gatekeeper threonine residue of the active site. Here we show that the gatekeeper mutation in the cellular forms of c-ABL, c-SRC, platelet-derived growth ...
Azam, Mohammad   +4 more
core   +1 more source

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