Results 31 to 40 of about 20,933 (225)

Molecular adaptation of a plant-bacterium outer membrane protease towards plague virulence factor Pla

open access: yesBMC Evolutionary Biology, 2011
Background Omptins are a family of outer membrane proteases that have spread by horizontal gene transfer in Gram-negative bacteria that infect vertebrates or plants.
Westerlund-Wikström Benita   +3 more
doaj   +1 more source

Proteolytic processing and activation of Clostridium perfringens epsilon toxin by caprine small intestinal contents. [PDF]

open access: yes, 2014
Epsilon toxin (ETX), a pore-forming toxin produced by type B and D strains of Clostridium perfringens, mediates severe enterotoxemia in livestock and possibly plays a role in human disease.
Freedman, John C   +3 more
core   +2 more sources

Using the SUBcellular database for Arabidopsis proteins to localize the Deg protease family

open access: yesFrontiers in Plant Science, 2014
Sub-functionalization during the expansion of gene families in eukaryotes has occurred in part through specific subcellular localization of different family members.
Sandra Karin Tanz   +7 more
doaj   +1 more source

Insights into the keratin efficient degradation mechanism mediated by Bacillus sp. CN2 based on integrating functional degradomics

open access: yesBiotechnology for Biofuels and Bioproducts, 2023
Background Keratin, the main component of chicken feather, is the third most abundant material after cellulose and chitin. Keratin can be converted into high-value compounds and is considered a potential high-quality protein supplement; However, its ...
Yuhong Lai   +4 more
doaj   +1 more source

Proteases Shape the Chlamydomonas Secretome: Comparison to Classical Neuropeptide Processing Machinery

open access: yesProteomes, 2018
The recent identification of catalytically active peptidylglycine α-amidating monooxygenase (PAM) in Chlamydomonas reinhardtii, a unicellular green alga, suggested the presence of a PAM-like gene and peptidergic signaling in the last eukaryotic ...
Raj Luxmi   +6 more
doaj   +1 more source

Recombinant expression and functional analysis of proteases from Streptococcus pneumoniae, Bacillus anthracis, and Yersinia pestis [PDF]

open access: yes, 2011
Background Uncharacterized proteases naturally expressed by bacterial pathogens represents important topic in infectious disease research, because these enzymes may have critical roles in pathogenicity and cell physiology.
Keehwan Kwon   +7 more
core   +1 more source

Proteases that degrade the biofilm matrix

open access: yesZdorovʹe Rebenka, 2020
Biofilms protect bacteria from the action of antibacterial drugs and are one of the mechanisms of antibiotic resistance of infections. Destruction of the bacterial biofilm matrix leads to the release of bacteria and they again become vulnerable to ...
А.Е. Abaturov
doaj   +1 more source

Proteases and caspase-like activity in the yeast Saccharomyces cerevisiae. [PDF]

open access: yes, 2013
addresses: Biosciences, University of Exeter, Geoffrey Pope Building, Stocker Road, Exeter EX4 4QD, UK.types: Journal Article; Research Support, Non-U.S.
Ramsdale, M, Wilkinson, D
core   +1 more source

Sensitive substrates for neprilysin (neutral endopeptidase) and thermolysin that are highly resistant to serine proteases [PDF]

open access: yesFEBS Letters, 1996
Tripeptide derivatives like 3‐carboxypropanoylalanyl‐alanyl‐leucine 4‐nitroanilide or 3‐carboxypropanoylalanyl‐alanyl‐phenylalanine 4‐nitroanilide are very sensitive substrates for neprilysin (k cat > 102 s−1; k cat/K m ≥ 106 s−1 · M−1) and are widely employed in investigations of the enzyme. However, these compounds are also good substrates for the
Spungin-Bialik, Anya   +4 more
openaire   +2 more sources

Modulation of posterior intestinal mucosal proteome in rainbow trout (Oncorhynchus mykiss) after Yersinia ruckeri infection

open access: yesVeterinary Research, 2019
Yersinia ruckeri is the causative agent of enteric redmouth disease in salmonids. In fish, the intestine represents an important site of nutrient uptake, host–pathogen interactions, and defense.
Gokhlesh Kumar   +3 more
doaj   +1 more source

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