Results 81 to 90 of about 884,491 (231)

Capturing alternative secondary structures of RNA by decomposition of base-pairing probabilities

open access: yesBMC Bioinformatics, 2018
Background It is known that functional RNAs often switch their functions by forming different secondary structures. Popular tools for RNA secondary structures prediction, however, predict the single ‘best’ structures, and do not produce alternative ...
Taichi Hagio   +4 more
doaj   +1 more source

Orthogonal Base Pairs Continue to Evolve [PDF]

open access: yesChemistry & Biology, 2004
Recent developments in the design and construction of unusual analogs of the natural nucleic acid bases have reached a milestone with the report (in this issue of Chemistry & Biology) of a new orthogonal base pair that allows site-specific introduction of a photo-crosslinkable modified base into an RNA molecule by T7 RNA polymerase-mediated ...
openaire   +3 more sources

A potentially abundant junctional RNA motif stabilized by m6A and Mg2+

open access: yesNature Communications, 2018
N 6-Methyladenosine (m6A) is a post-transcriptional RNA modification that modulates RNA structure through a destabilization of m6A base pairing. Here the authors use NMR and UV melting experiments and show that m6A can also stabilize m6A–U base pairs and
Bei Liu   +8 more
doaj   +1 more source

An Efficient Tate Pairing Algorithm for a Decentralized Key-Policy Attribute Based Encryption Scheme in Cloud Environments

open access: yesCryptography, 2018
Attribute-based encryption (ABE) is used for achieving data confidentiality and access control in cloud environments. Most often ABE schemes are constructed using bilinear pairing which has a higher computational complexity, making algorithms inefficient
Balaji Chandrasekaran   +1 more
doaj   +1 more source

On randomization-based causal inference for matched-pair factorial designs [PDF]

open access: yesarXiv, 2017
Under the potential outcomes framework, we introduce matched-pair factorial designs, and propose the matched-pair estimator of the factorial effects. We also calculate the randomization-based covariance matrix of the matched-pair estimator, and provide the "Neymanian" estimator of the covariance matrix.
arxiv  

Exploring potential of i-motif DNA formed in the promoter region of GRIN1 gene for nanotechnological applications

open access: yesResults in Chemistry, 2020
The tandem repeat stretches of cytosine residues fold to construct intercalated motif (i-motif) structures over an acidic pH range. Several advancements have been made to understand the biological role of i-motif DNA.
Swati Chaudhary   +3 more
doaj  

Base-pairing versatility determines wobble sites in tRNA anticodons of vertebrate mitogenomes.

open access: yesPLoS ONE, 2012
BackgroundVertebrate mitochondrial genomes typically have one transfer RNA (tRNA) for each synonymous codon family. This limited anticodon repertoire implies that each tRNA anticodon needs to wobble (establish a non-Watson-Crick base pairing between two ...
Miguel M Fonseca   +2 more
doaj   +1 more source

Impurity effect as a probe for the pairing symmetry of graphene-based superconductors [PDF]

open access: yesarXiv, 2018
The single impurity effect on the graphene-based superconductor is studied theoretically. Four different pairing symmetries are discussed. Sharp resonance peaks are found near the impurity site for the $d+id$-wave pairing symmetry and the $p+ip$-wave pairing symmetry when the chemical potential is large.
arxiv  

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