Results 11 to 20 of about 184,418 (129)

Bond cleavage of lignin model compounds into aromatic monomers using supported metal catalysts in supercritical water [PDF]

open access: yes, 2021
More efficient use of lignin carbon is necessary for carbon-efficient utilization of lignocellulosic biomass. Conversion of lignin into valuable aromatic compounds requires the cleavage of C–O ether bonds and C–C bonds between lignin monomer units.
SATO, Osamu   +3 more
core   +2 more sources

Evidence for a synergistic effect of post‐translational modifications and genomic composition of eEF‐1α on the adaptation of Phytophthora infestans

open access: yesEcology and Evolution, Volume 11, Issue 10, Page 5484-5496, May 2021., 2021
We analyzed nucleotide characteristics of eukaryotic translation elongation factor‐1α (eEF‐lα) gene from 165 Phytophthora infestans isolates and the physical and chemical properties of its derived proteins. Our results indicate that post‐translation modifications may function synergistically with nucleotide codes to regulate the adaptive landscape of ...
Yan‐Ping Wang   +11 more
wiley   +1 more source

The role of the yeast cleavage and polyadenylation factor subunit Ydh1p/Cft2p in pre-mRNA 3'-end formation [PDF]

open access: yes, 2003
Cleavage and polyadenylation factor (CPF) is a multi-protein complex that functions in pre-mRNA 3'-end formation and in the RNA polymerase II (RNAP II) transcription cycle.
Sadowski, Martin   +7 more
core   +2 more sources

Bayesian sequence learning for predicting protein cleavage points [PDF]

open access: yes, 2005
A challenging problem in data mining is the application of efficient techniques to automatically annotate the vast databases of biological sequence data.
Michael Mayo, Mayo, Michael
core   +1 more source

Clerocidin interacts with the cleavage complex of Streptococcus pneumoniae topoisomerase IV to induce selective irreversible DNA damage [PDF]

open access: yes, 2006
Clerocidin (CL), a diterpenoid natural product, alkylates DNA through its epoxide moiety and exhibits both anticancer and antibacterial activities. We have examined CLaction in the presence of topoisomerase IV from Streptococcus pneumoniae.
Fisher, LM   +11 more
core   +1 more source

Crystal structure of the 25 kDa subunit of human cleavage factor Im [PDF]

open access: yes, 2008
Cleavage factor I(m) is an essential component of the pre-messenger RNA 3'-end processing machinery in higher eukaryotes, participating in both the polyadenylation and cleavage steps. Cleavage factor I(m) is an oligomer composed of a small 25 kDa subunit
Martin., G.   +11 more
core   +2 more sources

Ruthenium porphyrin-ß-cyclodextrin complexes as supramolecular enzyme models for regioselective cleavage of carotenoids [PDF]

open access: yes, 2006
All naturally occurring vitamin A derives from enzymatic oxidative cleavage of β,β-carotene or other carotenoids with pro-vitamin A activity. Two metabolic pathways of β,β-carotene to retinal (vitamin A aldehyde) have been proposed: the central cleavage ...
Wang, Hao
core   +1 more source

A Cryptic Alternative for the Evolution of Hyphae

open access: yesBioEssays, Volume 42, Issue 6, June 2020., 2020
The current view that hyphae evolved about 400 million years ago when plants and fungi colonized land is challenged. Recent recognition of a deep biosphere fossil record provides an alternative view on hyphae: one where the fundamental functions of hyphae developed in ancient cryptic habitats and already where adapted for a terrestrial life‐style when ...
Magnus Ivarsson   +3 more
wiley   +1 more source

Biochemical characterization and three-dimensional structure analysis of the yeast cleavage and polyadenylation factor CPF [PDF]

open access: yes, 2008
In eukaryotes, protein-encoding genes are transcribed in the nucleus by RNA polymerase II (RNAP II). Before the gene transcript (pre-mRNA) is transported to the cytoplasm and can function in translation, it has to undergo three specific maturation ...
Paguet, Bertrand
core   +1 more source

A proper PiCAT2 level is critical for sporulation, sporangium function, and pathogenicity of Phytophthora infestans

open access: yesMolecular Plant Pathology, Volume 21, Issue 4, Page 460-474, April 2020., 2020
PiCAT2 is required for P. infestans asexual reproduction, abiotic stress tolerance, and pathogenicity; reducing or elevating catalase activity suppresses sporangia formation, germination, and appressoria formation. Abstract Catalase is present in prokaryotic and eukaryotic organisms and is important for the protective effects of the antioxidant system ...
Tu‐Hong Wang   +4 more
wiley   +1 more source

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