Results 31 to 40 of about 1,760,654 (353)

The Dynamic SecYEG Translocon

open access: yesFrontiers in Molecular Biosciences, 2021
The spatial and temporal coordination of protein transport is an essential cornerstone of the bacterial adaptation to different environmental conditions.
Julia Oswald   +7 more
doaj   +1 more source

Escherichia coli TatA and TatB Proteins Have N-out, C-in Topology in Intact Cells [PDF]

open access: yes, 2012
The twin arginine protein transport (Tat) system translocates folded proteins across the cytoplasmic membrane of prokaryotes and the thylakoid membrane of chloroplasts.
Alami   +58 more
core   +3 more sources

Chloroplast import of an intermembrane space protein is facilitated by translocon components Toc75 and Tic236

open access: yesPlant Direct, 2021
Chloroplasts are divided into six subcompartments: the outer membrane, intermembrane space, and inner membrane of the envelope, the stroma, the thylakoid membrane, and the thylakoid lumen.
Meng‐Rong Chuang   +2 more
doaj   +1 more source

Endogenous and Exogenous Regulatory Signaling in the Secretory Pathway: Role of Golgi Signaling Molecules in Cancer

open access: yesFrontiers in Cell and Developmental Biology, 2022
The biosynthetic transport route that constitutes the secretory pathway plays a fundamental role in the cell, providing to the synthesis and transport of around one third of human proteins and most lipids.
Simona Del Giudice   +5 more
doaj   +1 more source

Particle transport across a channel via an oscillating potential [PDF]

open access: yes, 2017
Membrane protein transporters alternate their substrate-binding sites between the extracellular and cytosolic side of the membrane according to the alternating access mechanism.
Dagdug, Leonardo   +4 more
core   +2 more sources

A deep proteomics perspective on CRM1-mediated nuclear export and nucleocytoplasmic partitioning

open access: yeseLife, 2015
CRM1 is a highly conserved, RanGTPase-driven exportin that carries proteins and RNPs from the nucleus to the cytoplasm. We now explored the cargo-spectrum of CRM1 in depth and identified surprisingly large numbers, namely >700 export substrates from ...
Koray Kırlı   +7 more
doaj   +1 more source

In vivo experiments do not support the charge zipper model for Tat translocase assembly

open access: yeseLife, 2017
The twin-arginine translocase (Tat) transports folded proteins across the bacterial cytoplasmic membrane and the plant thylakoid membrane. The Tat translocation site is formed by substrate-triggered oligomerization of the protein TatA.
Felicity Alcock   +3 more
doaj   +1 more source

Population balances in case of crossing characteristic curves: Application to T-cells immune response [PDF]

open access: yes, 2016
The progression of a cell population where each individual is characterized by the value of an internal variable varying with time (e.g. size, weight, and protein concentration) is typically modeled by a Population Balance Equation, a first order linear ...
Abbott   +37 more
core   +4 more sources

Cooperative protein transport in cellular organelles

open access: yes, 2011
Compartmentalization into biochemically distinct organelles constantly exchanging material is one of the hallmarks of eukaryotic cells. In the most naive picture of inter-organelle transport driven by concentration gradients, concentration differences ...
L. Michaelis   +3 more
core   +3 more sources

The PIN-FORMED (PIN) protein family of auxin transporters [PDF]

open access: yes, 2009
The PIN-FORMED (PIN) proteins are secondary transporters acting in the efflux of the plant signal molecule auxin from cells. They are asymmetrically localized within cells and their polarity determines the directionality of intercellular auxin flow.
Friml, Jiri   +6 more
core   +3 more sources

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