Results 61 to 70 of about 40,308 (299)

Peptide hydrolases of the brush border membrane from human small intestine [PDF]

open access: yes, 1978
A method has been developed for the purification of brush border membranes from human small intestine. The method did not involve the use of EDTA-buffers or disruption of brush borders with high concentrations of Tris.

core  

Mining microbial genomes for new natural products and biosynthetic pathways [PDF]

open access: yes, 2008
Analyses of microbial genome sequences have revealed numerous examples of ‘cryptic’ or ‘orphan’ biosynthetic gene clusters, with the potential to direct the production of novel, structurally complex natural products.
G. L. Challis, Challis, Gregory L.
core   +1 more source

Peptide Hydrolases of Propionibacteria: Effect of pH and Temperature

open access: yesJournal of Food Protection, 1990
A comparative study of the activity of peptidases belonging to the four classic propionibacteria species cultured in milk was carried out at different values of pH and temperature. Leucine aminopeptidase and proline iminopeptidase showed greater activity in Propionibacterium freudenreichii than in the other species studied. With the single exception of
Adriana Perez, Chaia   +2 more
openaire   +2 more sources

Studies on the specificity of acetylaminoacylpeptide hydrolase [PDF]

open access: yesProtein Science, 1994
AbstractIn a continuing attempt to explore the types of specificity determinants that may affect protein‐protein (peptide) interactions, a number of short (2‐5 residues) acetylated peptides have been compared as substrates for the enzyme acetylaminoacyl‐peptide hydrolase (EC 3.4.19.1).
C W, Sokolik, T C, Liang, F, Wold
openaire   +2 more sources

Short Peptides for Hydrolase Supramolecular Mimicry and Their Potential Applications

open access: yesGels, 2023
Hydrolases are enzymes that have found numerous applications in various industrial sectors spanning from pharmaceuticals to foodstuff and beverages, consumers’ products such as detergents and personal care, textiles, and even for biodiesel production and environmental bioremediation.
Paola Alletto   +2 more
openaire   +4 more sources

Unveiling Lactylation: A Novel Frontier in Cancer Stemness and Therapy

open access: yesAdvanced Science, EarlyView.
Tumor metabolism and epigenetic regulation are intrinsically linked. This review highlights lactylation as a pivotal bridge connecting these processes, acting as an active epigenetic effector in cancer stemness. We delineate how lactylation orchestrates the cancer stem cell landscape and evaluate its regulatory networks.
Ting Li   +9 more
wiley   +1 more source

Isosteric Engineering of Enzymes: Overcoming Activity–Stability Trade‐Offs by Site‐Selective CH → N Substitutions

open access: yesAngewandte Chemie, EarlyView.
Coupling biosynthetic noncanonical amino acid production with genetic code expansion enables site‐specific incorporation of azatryptophans into PET‐degrading enzymes (PETases). By isosteric single‐atom editing of a conserved tryptophan, AzaPETases break the activity–stability trade‐off, delivering higher catalytic efficiency at elevated temperature and
Elwy H. Abdelkader   +3 more
wiley   +2 more sources

Kinetics of peptide hydrolase activity in crude wheat leaf extracts [PDF]

open access: yes, 1987
The protein present in crude wheat leaf extracts causes serious deviations from simple Michaelis-Menten kinetics for soluble peptide hydrolases. A theoretical analysis indicated that the usual approach, of adjusting activities observed at various ...
Paleg, L G, French, Robert J
core   +1 more source

Carbohydrate-active enzymes in Trichoderma harzianum: a bioinformatic analysis bioprospecting for key enzymes for the biofuels industry

open access: yesBMC Genomics, 2017
Background Trichoderma harzianum is used in biotechnology applications due to its ability to produce powerful enzymes for the conversion of lignocellulosic substrates into soluble sugars.
Jaire Alves Ferreira Filho   +4 more
doaj   +1 more source

Isolation and Characterisation of Peptide Hydrolases from the Maize Root [PDF]

open access: yesEuropean Journal of Biochemistry, 1979
The maize root has two main proteinase and carboxypeptidase components. Proteinase I and carboxypeptidase I, which predominate in older plants, appear to have a serine group at their active sites and have been estimated to have molecular weights of approximately 54000 and 77000 respectively.
J D, Shannon, W, Wallace
openaire   +2 more sources

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