Results 51 to 60 of about 2,314,115 (247)

How selection structures species abundance distributions [PDF]

open access: yes, 2012
How do species divide resources to produce the characteristic species abundance distributions seen in nature? One way to resolve this problem is to examine how the biomass (or capacity) of the spatial guilds that combine to produce an abundance ...
Anne E. Magurran   +3 more
core   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Abundance (2000)

open access: yes, 2001
Saturday, Act I. Fish: "When you feel as if you are drowning, try breathing underwater..." / Special thanks to Wonder Twins Audio/Visuals, Inc. Cowhouse Creek Suite: I. Tight, II. Heat, III. Range, IV. William Tell, V. Supper, VI.
Pavlik, Carolyn   +3 more
core   +1 more source

Estimating bird abundance : making methods work [PDF]

open access: yes, 2008
In many bird monitoring Surveys, no attempt is made to estimate bird densities or abundance. instead, counts of one form or another are made, and these are assumed to correlate with bird density. Unless complete Counts Oil Sample plots are feasible, this
Marsden, Stuart J.   +2 more
core   +1 more source

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

Computational aspects of N-mixture models [PDF]

open access: yes, 2015
The N-mixture model is widely used to estimate the abundance of a population in the presence of unknown detection probability from only a set of counts subject to spatial and temporal replication (Royle, 2004, Biometrics 60,105–115).
Morgan, Byron J. T.   +3 more
core   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Abundance

open access: yes, 2021
Abundance: A Kraken 2 report provides information of the bacterial taxa in each sample.Kindom, Phylum, Class, Order, Family, Genus: Each column contains name of taxonomic classification of each sampleColorOrder: Numeric data representing the order that ...
Jinyuan Yan (11198718)
core   +1 more source

Wetland bird abundance and safety implications for military aircraft operations

open access: yesWildlife Society Bulletin, 2017
Wetlands with associated avifauna can pose a substantial hazard to aviation safety, potentially increasing bird–aircraft collision (strike) risk when located near air operations areas.
Kent Andersson   +3 more
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

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