Results 81 to 90 of about 369,882 (213)

Focal cerebral ischemia in rats alters APP processing and expression of Aβ peptide degrading enzymes in the thalamus

open access: yesNeurobiology of Disease, 2009
We have previously demonstrated aggregation of amyloid precursor protein (APP) and β-amyloid (Aβ) to dense plaque-like deposits in the thalamus of rats subjected to transient middle cerebral artery occlusion (MCAO).
Mikko Hiltunen   +6 more
doaj   +1 more source

PRISMA: Protein Interaction Screen on Peptide Matrix Reveals Interaction Footprints and Modifications- Dependent Interactome of Intrinsically Disordered C/EBPβ

open access: yesiScience, 2019
Summary: CCAAT enhancer-binding protein beta (C/EBPβ) is a pioneer transcription factor that specifies cell differentiation. C/EBPβ is intrinsically unstructured, a molecular feature common to many proteins involved in signal processing and epigenetics ...
Gunnar Dittmar   +12 more
doaj   +1 more source

Virulence- and signaling-associated genes display a preference for long 3′UTRs during rice infection and metabolic stress in the rice blast fungus [PDF]

open access: yes, 2019
Generation of mRNA isoforms by alternative polyadenylation (APA) and their involvement in regulation of fungal cellular processes, including virulence, remains elusive.
Demuez, Marie   +5 more
core   +1 more source

Efficient trapping of HIV-1 envelope protein by hetero-oligomerization with an N-helix chimera

open access: yesRetrovirology, 2005
Background The N-heptad repeat region of the HIV-1 Transmembrane Envelope protein is a trimerization domain that forms part of a "six helix bundle" crucial to Envelope-mediated membrane fusion.
Silver Jonathan, Ou Wu
doaj   +1 more source

Genome-scale modeling of the protein secretory machinery in yeast. [PDF]

open access: yesPLoS ONE, 2013
The protein secretory machinery in Eukarya is involved in post-translational modification (PTMs) and sorting of the secretory and many transmembrane proteins.
Amir Feizi   +4 more
doaj   +1 more source

A mass spectrometry-guided genome mining approach for natural product peptidogenomics. [PDF]

open access: yes, 2011
Peptide natural products show broad biological properties and are commonly produced by orthogonal ribosomal and nonribosomal pathways in prokaryotes and eukaryotes.
Cimermancic, Peter   +8 more
core  

Molecular and antigenic characterization of Trypanosoma cruzi TolT proteins [PDF]

open access: yes, 2018
Background: TolT was originally described as a Trypanosoma cruzi molecule that accumulated on the trypomastigote flagellum bearing similarity to bacterial TolA colicins receptors.
Agüero, Fernan Gonzalo   +13 more
core   +1 more source

Human protein S cDNA encodes Phe‐16 and Tyr 222 in consensus sequences for the post‐translational processing

open access: yesFEBS Letters, 1987
Partial cDNAs coding for human protein S were isolated from a pUC9 human liver cDNA library. Together, the overlapping clones span a (partial) 5′‐non‐coding region, and the complete protein S coding and 3′‐untranslated regions. The derived amino acid sequence deviates at five positions from two previously reported protein S sequences.
Hans K. Ploos van Amstel   +3 more
openaire   +3 more sources

Positional proteomics reveals differences in N-terminal proteoform stability [PDF]

open access: yes, 2016
To understand the impact of alternative translation initiation on a proteome, we performed a proteome-wide study on protein turnover using positional proteomics and ribosome profiling to distinguish between N-terminal proteoforms of individual genes.
Brown JL   +4 more
core   +2 more sources

The post-translational processing of ras p21 is critical for its stimulation of mitogen-activated protein kinase.

open access: yesJournal of Biological Chemistry, 1993
The point-mutated active form of ras p21 is known to activate mitogen-activated protein (MAP) kinase/extracellular signal-regulated kinase (ERK) in intact mammalian cells and Xenopus oocytes, although the direct target molecule of ras p21 remains to be identified.
Yoshiharu Matsuura   +7 more
openaire   +3 more sources

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