Results 101 to 110 of about 31,885,483 (388)

Evolution regularity of the Neogene shallow water delta in the Laibei area Bohai Bay Basin, northern China

open access: yesJournal of Palaeogeography, 2014
According to the characteristics of sedimentary microfacies, unique vertical depositional sequences and well logging response, the authors propose that a shallow water delta was widely developed in the Neogene of the Laibei area, Bohai Bay Basin of ...
Jian-Ping Li   +3 more
doaj   +1 more source

A spectral sequence to compute L2-Betti numbers of groups and groupoids

open access: yes, 2009
We construct a spectral sequence for L2-type cohomology groups of discrete measured groupoids. Based on the spectral sequence, we prove the Hopf-Singer conjecture for aspherical manifolds with poly-surface fundamental groups.
Sauer, Roman, Thom, Andreas
core   +1 more source

Diphthamide synthesis is linked to the eEF2‐client chaperone machinery

open access: yesFEBS Letters, EarlyView.
The diphthamide modification of eukaryotic translation elongation factor 2 (eEF2) is important for accurate protein synthesis. We addressed the potential coordination of de novo eEF2 synthesis with simultaneous or subsequent diphthamide modification. Our work reveals that the co‐chaperones Hgh1 and Cpr7, which are known to support folding of nascent ...
Lars Kaduhr   +4 more
wiley   +1 more source

Efficient multivariate sequence classification [PDF]

open access: yesarXiv, 2014
Kernel-based approaches for sequence classification have been successfully applied to a variety of domains, including the text categorization, image classification, speech analysis, biological sequence analysis, time series and music classification, where they show some of the most accurate results.
arxiv  

Synchronizable Checking Sequences Based on UIO Sequences [PDF]

open access: yes, 1996
This study addresses the synchronization problem that arises during the application of a predetermined checking sequence in some protocol test architectures that utilize remote testers. The synchronization problem can usually be solved by adding an additional communication channel or an additional protocol for coordination between the remote testers ...
S. Guyot, Hasan Ural
openaire   +2 more sources

Cloning and nucleotide base sequence analysis of a spectinomycin adenyltransferase AAD(9) determinant from Enterococcus faecalis

open access: yesAntimicrobial Agents and Chemotherapy, 1991
Enterococcus faecalis LDR55, a human clinical isolate, is resistant to tetracycline (Tcr), erythromycin (Emr), and high levels (greater than 2,000 micrograms/ml) of spectinomycin (Spr) but not streptomycin.
J. Donald   +3 more
semanticscholar   +1 more source

The [2Fe‐2S] cluster of mitochondrial outer membrane protein mitoNEET has an O2‐regulated nitric oxide access tunnel

open access: yesFEBS Letters, EarlyView.
The mitochondrial outer membrane iron–sulphur ([Fe‐S]) protein mitoNEET is a target of the type‐2 diabetes drug pioglitazone. Its unknown molecular function is linked to respiratory complex activity and mitochondrial function. We discovered that O2 protects the mitoNEET [2Fe‐2S] cluster against NO oxidation and desensitization towards reduction by H2S.
Thao Nghi Hoang   +9 more
wiley   +1 more source

Transformer Neural Networks Attending to Both Sequence and Structure for Protein Prediction Tasks [PDF]

open access: yesarXiv, 2022
The increasing number of protein sequences decoded from genomes is opening up new avenues of research on linking protein sequence to function with transformer neural networks. Recent research has shown that the number of known protein sequences supports learning useful, task-agnostic sequence representations via transformers.
arxiv  

Characterization of fungal carbonyl sulfide hydrolase belonging to clade D β‐carbonic anhydrase

open access: yesFEBS Letters, EarlyView.
Here, we performed a functional analysis of the fungal enzymes belonging to clade D of the β‐class carbonic anhydrase family (β‐D‐CA). The β‐D‐CAs in the basidiomycete Gloeophyllum trabeum and the ascomycete Trichoderma harzianum showed very low activity in the hydration of CO2 but exhibited high activity in the hydrolysis of carbonyl sulfide (COS ...
Ryuka Iizuka   +6 more
wiley   +1 more source

On the Fuzzy Convergence

open access: yesJournal of Applied Mathematics, 2011
The aim of this paper is to introduce and study the fuzzy neighborhood, the limit fuzzy number, the convergent fuzzy sequence, the bounded fuzzy sequence, and the Cauchy fuzzy sequence on the base which is adopted by Abdul Hameed (every real number r is ...
Abdul Hameed Q. A. Al-Tai
doaj   +1 more source

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