Results 81 to 90 of about 136,487 (304)

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Distribution of colors in Gallai colorings

open access: yesEuropean Journal of Combinatorics, 2020
A Gallai coloring is an edge coloring that avoids triangles colored with three different colors. Given integers $e_1\ge e_2 \ge \dots \ge e_k$ with $\sum_{i=1}^ke_i={n \choose 2}$ for some $n$, does there exist a Gallai $k$-coloring of $K_n$ with $e_i$ edges in color $i$?
András Gyárfás   +3 more
openaire   +6 more sources

Distinctive color variation in Rhinolepadichthys geminus (Gobiesocidae: Diademichthyinae) from Alor Islands, Indonesia: morphological and molecular insights

open access: yesBrazilian Journal of Biology
Rhinolepadichthys geminus, one of three recently described species in the genus Rhinolepadichthys (previously known as Lepadichthys lineatus complex), is characterized by several distinct diagnostic morphological and color features, including a pair of ...
G. V. Limmon   +5 more
doaj   +1 more source

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Nonautosomal genetic variation in carotenoid coloration [PDF]

open access: yes, 2014
author manuscriptCarotenoid-based coloration plays an important role in signaling, is often sexually dimorphic, and is potentially subject to directional and/or sex-specific selection.
Sheldon, Ben C   +13 more
core   +1 more source

Invisible but not inaccessible—Revealing transient oligomers formed by intrinsically disordered proteins with solution NMR and complementary methods

open access: yesFEBS Letters, EarlyView.
Transient oligomers formed by intrinsically disordered proteins may be ‘invisible’ to direct detection yet remain accessible to solution NMR through equilibrium‐exchange measurements and pressure‐jump experiments. Complementary methods report on mass, stoichiometry, selected distance distributions, morphology, and internal packing.
Martin D. Gelenter, Ad Bax
wiley   +1 more source

Determining factors of flower coloration

open access: yes, 2022
Diversity and distribution of flower coloration is a puzzling topic that has been extensively studied, with multiple hypotheses being proposed to account for the functions of coloration, such as pollinator attraction, protection against herbivory, and ...
Daniel M. A. Pessoa (5701228)   +1 more
core   +1 more source

DNA ligase LigE increases bacterial transformation with damaged extracellular DNA

open access: yesFEBS Letters, EarlyView.
The DNA ligase LigE from the naturally competent Gram‐negative bacterium Neisseria gonorrhoaea increases transformation with cut extracellular DNA. This process is ATP‐dependent and relies on the catalytic activity of LigE; it also requires that LigE contains an intact periplasmic localisation sequence, indicating that ligE functions in the periplasm ...
Jolyn Pan   +4 more
wiley   +1 more source

Defensive coloration

open access: yes, 2019
While the most obvious use of coloration as an antipredatory defense is in camouflage, here we focus on other uses. Many chemically defended prey advertise these defenses with bright color signals (such as the yellow-and-black striped pattern of many ...
Ruxton, Graeme D., Graeme D. Ruxton
core   +1 more source

Satisfaction with Architecture and Coloration of Inner Spaces of Yazd City Public Libraries in Iran: Users Viewpoints [PDF]

open access: yesتحقیقات اطلاع‌رسانی و کتابخانه‌های عمومی, 2016
Purpose: In this research, we want to know whether elements such as interior design, coloration of input spaces, circulation, study hall and the reference section are satisfactory in the view of public library users of Yazd city (Iran) or not and to ...
Mahdi Mohammadi, Iman Motaharinia
doaj  

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