Results 11 to 20 of about 510,563 (307)

STRUCTURAL SIMILARITY OF CheY-LIKE PROTEINS

open access: yesTASK Quarterly, 2016
The problem of structural similarity of polypeptide chains of low sequence similarity representing a similar 3D structural form has been the object of analysis of researchers engaged in the protein folding problem.
MATEUSZ BANACH   +2 more
doaj   +2 more sources

Possibility, relevant similarity, and structural knowledge [PDF]

open access: yesSynthese, 2022
AbstractRecently, interest has surged in similarity-based epistemologies of possibility. However, it has been pointed out that the notion of ‘relevant similarity’ is not properly developed in this literature. In this paper, I look at the research done in the field of analogical reasoning, where we find that one of the most promising ways of capturing ...
Schoonen, T.; id_orcid, Schoonen, Tom
openaire   +6 more sources

Individual differences in the perception of similarity and difference. [PDF]

open access: yes, 2008
Thematically related concepts like coffee and milk are judged to be more similar than thematically unrelated concepts like coffee and lemonade. We investigated whether thematic relations exert a small effect that occurs consistently across participants ...
ESTES, ZACHARY   +3 more
core   +3 more sources

Isolation and In Silico Inhibitory Potential against SARS-CoV-2 RNA Polymerase of the Rare Kaempferol 3-O-(6″-O-acetyl)-Glucoside from Calligonum tetrapterum

open access: yesPlants, 2022
The phytochemical constituents of Calligonum tetrapterum Jaub. & Spach (Family Polygonaceae) were studied for the first time. The study resulted in the isolation of the rare flavonol glycoside, kaempferol 3-O-(6″-O-acetyl)-glucoside,(K3G-A).
Yerlan M. Suleimen   +9 more
doaj   +1 more source

The Discovery of Potential SARS-CoV-2 Natural Inhibitors among 4924 African Metabolites Targeting the Papain-like Protease: A Multi-Phase In Silico Approach

open access: yesMetabolites, 2022
Four compounds, hippacine, 4,2′-dihydroxy-4′-methoxychalcone, 2′,5′-dihydroxy-4-methoxychalcone, and wighteone, were selected from 4924 African natural metabolites as potential inhibitors against SARS-CoV-2 papain-like protease (PLpro, PDB ID: 3E9S).
Eslam B. Elkaeed   +6 more
doaj   +1 more source

FROM SELF-SIMILAR STRUCTURES TO SELF-SIMILAR GROUPS [PDF]

open access: yesInternational Journal of Algebra and Computation, 2012
We explore the relationship between the limit spaces of contracting self-similar groups and self-similar structures. We give the condition on a contracting group such that its limit space admits a self-similar structure, and also the condition such that this self-similar structure is post-critically finite (p.c.f.).
Daniel J. Kelleher   +2 more
openaire   +2 more sources

TlPO3 and its comparison with isotypic RbPO3 and CsPO3

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
The crystal structure of thallium(I) catena-polyphosphate, TlPO3, contains a polyphosphate chain extending parallel to [010] with a repeating unit of two phosphate tetrahedra.
Matthias Weil
doaj   +1 more source

PREDICTING TRUST IN A SOCIAL NETWORK BASED ON STRUCTURAL SIMILARITIES USING A MULTI-LAYERED PERCEPTRON NEURAL NETWORK

open access: yesInternational Islamic University Malaysia Engineering Journal, 2021
Although research on social networks is progressing rapidly, the positive and negative effects of this area should be evaluated. One of the problems is that social networks are very broad and anyone can have influence on them.
Amir Hossein Danesh, Hossein Shirgahi
doaj   +1 more source

Evaluation of fabric pilling grade based on visual saliency model

open access: yesXi'an Gongcheng Daxue xuebao, 2021
In order to achieve the objectivity and accuracy of the evaluation of fabric pilling performance, a new objective evaluation of fabric pilling grade based on visual saliency model is proposed.
Shengqi GUAN   +6 more
doaj   +1 more source

Similarity of structures based on matrix similarity

open access: yesTehnicki vjesnik - Technical Gazette, 2017
The paper presents a numerical procedure for relating the behaviour of two different structures, i.e. determining a scale between two structures. This novel solution is based on the notion of matrix similarity and linear transformations, with the restriction that the scale between structures is determined only after structural discretization, and that ...
Torić Malić, Neira   +2 more
openaire   +4 more sources

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