Results 91 to 100 of about 106,444 (303)

Coordination of Cyanobacterial Nitrate Assimilation and Photosynthesis by a Novel PsbO‐Interacting Protein PirN

open access: yesAdvanced Science, EarlyView.
PirN was identified as a previously uncharacterized PsbO‐interacting protein specifically induced in nitrate‐grown cyanobacteria. Loss of PirN leads to coordinated downregulation of PsbO and the nitrate reductase NarB, causing decreased PSII activity and impaired growth under nitrate conditions. Complementation with either PsbO or NarB largely restores
Chengcheng Huang   +16 more
wiley   +1 more source

Nucleotide-induced conformational dynamics in ABC transporters from structure-based coarse grained modelling.

open access: yesFrontiers in Physics, 2016
ATP-binding cassette (ABC) transporters are integral membrane proteins which mediate the exchange of diverse substrates across membranes powered by ATP molecules.
Holger eFlechsig
doaj   +1 more source

The ATP-binding cassette transporter ABCB19 regulates postembryonic organ separation in Arabidopsis. [PDF]

open access: yesPLoS ONE, 2013
The phytohormone auxin plays a critical role in plant development, including embryogenesis, organogenesis, tropism, apical dominance and in cell growth, division, and expansion.
Hongtao Zhao   +7 more
doaj   +1 more source

Ezetimibe therapy: mechanism of action and clinical update. [PDF]

open access: yes, 2012
The lowering of low-density lipoprotein cholesterol (LDL-C) is the primary target of therapy in the primary and secondary prevention of cardiovascular events.
Dayspring, Thomas D   +2 more
core   +1 more source

ATP-binding cassette transporters in Escherichia coli

open access: yesBiochimica et Biophysica Acta (BBA) - Biomembranes, 2008
ATP-binding cassette (ABC) transporters are integral membrane proteins that actively transport molecules across cell membranes. In Escherichia coli they consist primarily of import systems that involve in addition to the ABC transporter itself a substrate binding protein and outer membrane receptors or porins, and a number of transporters with varied ...
Moussatova, Anastassiia   +3 more
openaire   +3 more sources

Hijacking the Host Clock: A Nematode Effector Antagonizes Soybean Circadian Defense and Translation Control

open access: yesAdvanced Science, EarlyView.
Soybean employs its circadian clock, governed by GmCCA1, to rhythmically defend against soybean cyst nematodes. The pathogen retaliates by secreting the effector Hg4E02, which hijacks the clock to suppress defense and co‐opt the host's translation machinery for nutrient acquisition.
Xingwei Wang   +21 more
wiley   +1 more source

Drug transport mechanism of P-glycoprotein monitored by single molecule fluorescence resonance energy transfer

open access: yes, 2011
In this work we monitor the catalytic mechanism of P-glycoprotein (Pgp) using single-molecule fluorescence resonance energy transfer (FRET). Pgp, a member of the ATP binding cassette family of transport proteins, is found in the plasma membrane of animal
Boersch, Michael   +4 more
core   +1 more source

Chlamydial infection from outside to inside [PDF]

open access: yes, 2019
Chlamydia are obligate intracellular bacteria, characterized by a unique biphasic developmental cycle. Specific interactions with the host cell are crucial for the bacteria's survival and amplification because of the reduced chlamydial genome.
Gitsels, Arlieke   +2 more
core   +2 more sources

Integration of Spatiotemporal Multi‐Omics in Peach Fruit Unravels a Metabolic Niche and the Genetic Basis of Trichome‐Mediated Stress Adaptation

open access: yesAdvanced Science, EarlyView.
This study constructed the first spatiotemporal multi‐omics map of peach fruit and discovered a key candidate gene that synergistically regulates trichome development and drought tolerance through the jasmonic acid signaling pathway, providing insights into the coupling mechanism between development and stress resistance.
Zhixin Liu   +9 more
wiley   +1 more source

Cholesterol feeding strongly reduces hepatic VLDL-triglyceride production in mice lacking the liver X receptor αs⃞

open access: yesJournal of Lipid Research, 2007
The oxysterol-activated nuclear receptor liver X receptor α (LXRα) has been implicated in the control of both cholesterol and fatty acid metabolism.
Jelske N. van der Veen   +4 more
doaj   +1 more source

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