Results 131 to 140 of about 47,063 (259)

High-resolution structures of kinesin on microtubules provide a basis for nucleotide-gated force-generation

open access: yeseLife, 2014
Microtubule-based transport by the kinesin motors, powered by ATP hydrolysis, is essential for a wide range of vital processes in eukaryotes. We obtained insight into this process by developing atomic models for no-nucleotide and ATP states of the ...
Zhiguo Shang   +5 more
doaj   +1 more source

Tumor necrosis factor induces hyperphosphorylation of kinesin light chain and inhibits kinesin-mediated transport of mitochondria [PDF]

open access: yes, 2000
The molecular motor kinesin is an ATPase that mediates plus end-directed transport of organelles along microtubules. Although the biochemical properties of kinesin are extensively studied, conclusive data on regulation of kinesin-mediated transport are ...
De Vos, K.   +20 more
core   +1 more source

Membrane‐type I metalloproteinase (MT1‐MMP): A key modifier of extracellular matrix microenvironment

open access: yesThe FEBS Journal, EarlyView.
MT1‐MMP: A cellular microenvironment modifier. MT1‐MMP is a major cellular microenvironment modifier, maintaining collagen homeostasis by degrading excess collagen (A), creating a migration path in motile cells such as cancer cells (B), modulating local microenvironmental signaling by cleaving transmembrane receptors (C), and destroying tissue ...
Yoshifumi Itoh, Masaki Inada
wiley   +1 more source

Connecting neurodevelopment to neurodegeneration: a spotlight on the role of kinesin superfamily protein 2A (KIF2A)

open access: yesNeural Regeneration Research
Microtubules play a central role in cytoskeletal changes during neuronal development and maintenance. Microtubule dynamics is essential to polarity and shape transitions underlying neural cell division, differentiation, motility, and maturation.
Nuria Ruiz-Reig   +2 more
doaj   +1 more source

Kinesin-1 regulates dendrite microtubule polarity in Caenorhabditis elegans

open access: yeseLife, 2013
In neurons, microtubules (MTs) span the length of both axons and dendrites, and the molecular motors use these intracellular ‘highways' to transport diverse cargo to the appropriate subcellular locations.
Jing Yan   +6 more
doaj   +1 more source

Kinesin-8B controls basal body function and flagellum formation and is key to malaria transmission.

open access: yes, 2020
Eukaryotic flagella are conserved microtubule-based organelles that drive cell motility. Plasmodium, the causative agent of malaria, has a single flagellate stage: the male gamete in the mosquito.
Michael Delves (181931)   +12 more
core  

Kinetic and mechanistic basis of the nonprocessive Kinesin-3 motor NcKin3

open access: yes, 2006
Kinesin-3 motors have been shown to transport cellular cargo along microtubules and to function according to mechanisms that differ from the conventional hand-over-hand mechanism.
Woehlke, G.   +11 more
core   +1 more source

RNF13 regulates the endolysosomal pathway through interaction with the small GTPase Arl8B

open access: yesThe FEBS Journal, EarlyView.
The E3 ubiquitin ligase RNF13 functions as a regulatory scaffold, organizing Arl8B‐dependent complexes and tuning downstream signaling that controls endolysosomal organization and trafficking. In this model, wild‐type RNF13 associates with Arl8B on endolysosomes, whereas Arl8B (E22D/F55A) or RNF13 (L244A) variants weaken complex assembly, potentially ...
Audrey M. Sénécal   +4 more
wiley   +1 more source

Size of chloroplasts in Arabidopsis mesophyll cells affects jasmonate biosynthesis

open access: yesPlant Biology, EarlyView.
The relationship between chloroplast structure and hormone biosynthesis capacity is poorly understood. This study shows that mutants harbouring giant chloroplasts produce more jasmonic acid upon mechanical stress than wild‐type plants, suggesting that organellar architecture is a previously unrecognized factor associated with plant hormone biosynthesis
R. Baral   +6 more
wiley   +1 more source

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