Results 41 to 50 of about 42,078 (262)

Structure and stability of chiral beta-tapes: a computational coarse-grained approach

open access: yes, 2005
We present two coarse-grained models of different levels of detail for the description of beta-sheet tapes obtained from equilibrium self-assembly of short rationally designed oligopeptides in solution.
Bellesia, G.   +3 more
core   +1 more source

DNA — Oligopeptid wechselwirkung. NMR‐untersuchungen zur spezifität der oligopeptid‐bindung [PDF]

open access: yesFEBS Letters, 1972
The specific broadening of 1H‐NMR lines caused by the binding of a small molecule to a biopolymer is used for the study of the oligopeptide—DNA interaction. In the NMR spectra of both the dipeptide carnosine (β‐alanyl—histidine) and the tripeptide glycyl—histidyl—glycine, addition of DNA causes specific broadening of the imidazole H‐2 and H‐4 protons ...
openaire   +1 more source

Symmetry-breaking in chiral polymerisation [PDF]

open access: yes, 2004
We propose a model for chiral polymerisation and investigate its symmetric and asymmetric solutions. The model has a source species which decays into left- and right-handed types of monomer, each of which can polymerise to form homochiral chains; these ...
A. Brandenburg   +22 more
core   +3 more sources

Illicit Transport: The Oligopeptide Permease [PDF]

open access: yesProceedings of the National Academy of Sciences, 1973
The oligopeptide permease of Escherichia coli has been characterized by Payne, Gilvarg, and their colleagues. We have confirmed its existence in Salmonella typhimurium , and have isolated a series of mutants lacking the permease.
B N, Ames   +4 more
openaire   +2 more sources

A Novel Biostimulant, Belonging to Protein Hydrolysates, Mitigates Abiotic Stress Effects on Maize Seedlings Grown in Hydroponics [PDF]

open access: yes, 2019
The main challenge to agriculture worldwide is feeding a rapidly growing human population, developing more sustainable agricultural practices that do not threaten human and ecosystem health. An innovative solution relies on the use of biostimulants, as a
Manoli, Alessandro   +2 more
core   +1 more source

Optimization of the preparation process and antioxidant activity of oligopeptides from Lueyang black-bone chicken

open access: yesShipin yu jixie
ObjectiveTo prepare oligopeptides from Lueyang black-bone chicken in order to increase its added value and to determine their antioxidant activity.MethodsLueyang black-bone chicken meat was used as the raw material.
ZHANG Xinyue   +3 more
doaj   +1 more source

Deep Learning Empowers the Discovery of Self‐Assembling Peptides with Over 10 Trillion Sequences

open access: yesAdvanced Science, 2023
Self‐assembling of peptides is essential for a variety of biological and medical applications. However, it is challenging to investigate the self‐assembling properties of peptides within the complete sequence space due to the enormous sequence quantities.
Jiaqi Wang   +6 more
doaj   +1 more source

A comparative study of an aminopeptidase from lactic acid bacteria: a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Biochemistry at Massey University [PDF]

open access: yes, 1992
Aminopeptidase enzymes from the proteolytic systems of S.salivarius subsp.thermophilus Lactococcus lactis subsp.cremoris and Lactococcus lactis subsp.lactis have been investigated.
Midwinter, Robyn Gillian
core  

Homochiral oligopeptides by chiral amplification: Interpretation of experimental data with a copolymerization model

open access: yes, 2012
We present a differential rate equation model of chiral polymerization based on a simple copolymerization scheme in which the enantiomers are added to, or removed from, the homochiral or heterochiral chains (reversible stepwise isodesmic growth or ...
Akaike   +28 more
core   +1 more source

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