Results 51 to 60 of about 6,768,037 (271)

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

Embedding almost-complex manifolds in almost-complex euclidean spaces [PDF]

open access: yes, 2011
We show that any compact almost-complex manifold (M, J) of complex dimension m can be pseudo-holomorphically embedded in R6m equipped with a suitable almost-complex structure
Antonio J. Di Scala   +6 more
core   +1 more source

A New Result on Generalized Absolute Cesàro Summability

open access: yesInternational Journal of Analysis and Applications, 2016
In [4], a main theorem dealing with an application of almost increasing sequences, has been proved. In this paper, we have extended that theorem by using a general class of quasi power increasing sequences, which is a wider class of sequences, instead of
Hüseyin Bor, Ram N. Mohapatra
doaj   +2 more sources

SARS-CoV-2 mutations on diagnostic gene targets in the second wave in Zimbabwe: A retrospective genomic analysis

open access: yesSouth African Medical Journal, 2023
Background. SARS-CoV-2 continues to be a major issue in resource-limited settings, particularly owing to the limited supply of vaccinescaused by inequitable distribution.Objective.
C Nyagupe   +15 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

On the almost convergence of double sequences [PDF]

open access: yes, 2016
We find necessary and sufficient conditions for transformations of double sequences almost convergent in the sense of G.H. Hardy to double sequences convergent in the sense of F. Pringsheim. The results extend the work of F. Móricz and B.E.
Butković, Davor, Davor Butković
core   +1 more source

Elucidation of cross-species proteomic effects in human and hominin bone proteome identification through a bioinformatics experiment

open access: yesBMC Evolutionary Biology, 2018
Background The study of ancient protein sequences is increasingly focused on the analysis of older samples, including those of ancient hominins. The analysis of such ancient proteomes thereby potentially suffers from “cross-species proteomic effects ...
F. Welker
doaj   +1 more source

Monogalactosyldiacylglycerol and Sulfolipid Synthesis in Microalgae

open access: yesMarine Drugs, 2020
Microalgae, due to their huge taxonomic and metabolic diversity, have been shown to be a valuable and eco-friendly source of bioactive natural products.
Gennaro Riccio   +2 more
doaj   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Spaces of Aλ-almost null and Aλ-almost convergent sequences [PDF]

open access: yes, 2015
In the present paper, by defining the notion of Aλ-almost nullity and Aλ-almost convergence of sequences we introduce the spaces Aλ(f0) and Aλ(f) of Aλ-almost null and Aλ-almost convergent sequences.
Başar, Feyzi, Yeşilkayagil, Medine
core   +1 more source

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