Results 41 to 50 of about 1,686,547 (237)

Role of lipid transporters in fungal physiology and pathogenicity

open access: yesComputational and Structural Biotechnology Journal, 2019
The fungal cell wall and membrane are the most common targets of antifungal agents, but the potential of membrane lipid organization in regulating drug-target interactions has yet to be investigated. Energy-dependent lipid transporters have been recently
Juliana Rizzo   +5 more
doaj   +1 more source

Bacterial Community in Cold Surge-Caused Sea Ice Differs From Seawater in Mid-Latitude Region: A Case Study in Aoshan Bay, Southern Yellow Sea

open access: yesFrontiers in Marine Science, 2022
Cold surges result in a rapid drop in air temperature and freezing of seawater, which was likely to impact bacterial communities. We examined the differences in bacteria abundance and bacterial community composition in the sea ice and seawater during a ...
Hongwei Ren   +7 more
doaj   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

ABC transporters: Lessons from a bacterial oligopeptide uptake system [PDF]

open access: yes, 2006
ABC transporters are proteins that are involved in the uptake of nutrients and excretion of harmful substances in biological cells. Defects in human ABC transporters can result in severe diseases.
Doeven, Mark Koop,, Doeven, Mark Koop
core   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

Role of ATP binding and hydrolysis in the gating of the cystic fibrosis transmembrane conductance regulator

open access: yesAnnals of Thoracic Medicine, 2012
The CFTR gene is unique within the ATP-binding cassette (ABC) protein family, predominantly of transporters, by coding a chloride channel. The gating mechanism of ABC proteins has been characterized by the ATP Switch model in terms cycles of dimer ...
Taras Gout
doaj   +1 more source

Der katalytische Zyklus der Nukleotid-bindenden Domäne des ABC-Transporters HlyB [PDF]

open access: yes, 2005
Nucleotide-binding domains (NBDs), roughly 27 kDa in size, are conservative components of the large family of ABC (ATP-binding cassette) transporters, which includes importers, exporters, and receptors.
Zaitseva, Jelena
core  

Strict coupling between CFTR's catalytic cycle and gating of its Cl- ion pore revealed by distributions of open channel burst durations [PDF]

open access: yes, 2010
CFTR, the ABC protein defective in cystic fibrosis, functions as an anion channel. Once phosphorylated by protein kinase A, a CFTR channel is opened and closed by events at its two cytosolic nucleotide binding domains (NBDs).
Gadsby, David C.   +5 more
core   +1 more source

Genetic dissection of human ABCE1 in yeast reveals separable requirements for ribosome recycling and suppression of aberrant reinitiation

open access: yesFEBS Open Bio, EarlyView.
Human ABCE1 cannot functionally replace its yeast ortholog. Yeast–human chimera analysis identified NBD1 as a major interspecies barrier. Genetic screening yielded hABCE1 revertants that rescue yeast viability but fail to suppress aberrant translation reinitiation in the 3′ UTR.
Eriko Nakata   +3 more
wiley   +1 more source

Molecular Mechanism of Ochratoxin A Transport in the Kidney

open access: yesToxins, 2010
The mycotoxin, ochratoxin A (OTA), is thought to be responsible for Balkan endemic nephropathy. OTA accumulates in several tissues, especially in the kidneys and liver.
Naohiko Anzai   +2 more
doaj   +1 more source

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