Results 11 to 20 of about 12,013 (227)

A novel role of centrin in flagellar motility: stabilizing an inner-arm dynein motor in the flagellar axoneme

open access: yesMicrobial Cell, 2014
Centrin is an evolutionarily conserved EF-hand calcium-binding protein found in the centriole of animals and the basal body of flagellated organisms. It was originally discovered in the flagellated unicellular green alga Chlamydomonas reinhardtii, where ...
Ziyin Li
doaj   +2 more sources

Proteome of the central apparatus of a ciliary axoneme [PDF]

open access: yesJournal of Cell Biology, 2019
Nearly all motile cilia have a “9+2” axoneme containing a central apparatus (CA), consisting of two central microtubules with projections, that is essential for motility. To date, only 22 proteins are known to be CA components. To identify new candidate CA proteins, we used mass spectrometry to compare axonemes of wild-type Chlamydomonas and a CA-less ...
Lei Zhao, Yuqing Hou, George Witman
exaly   +4 more sources

Axoneme Structure from Motile Cilia [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2016
The axoneme is the main extracellular part of cilia and flagella in eukaryotes. It consists of a microtubule cytoskeleton, which normally comprises nine doublets. In motile cilia, dynein ATPase motor proteins generate sliding motions between adjacent microtubules, which are integrated into a well-orchestrated beating or rotational motion.
Ishikawa, Takashi (author)
openaire   +5 more sources

Proteins with proximal-distal asymmetries in axoneme localisation control flagellum beat frequency [PDF]

open access: yesNature Communications
The 9 + 2 microtubule-based axoneme within motile flagella is well known for its symmetry. However, examples of asymmetric structures and proteins asymmetrically positioned within the 9 + 2 axoneme architecture have been identified.
Cecile Fort   +3 more
doaj   +5 more sources

Correction: Divergent Plasmodium kinases drive MTOC, kinetochore, and axoneme organisation in male gametogenesis [PDF]

open access: yesLife Science Alliance
This study reveals how Plasmodium kinases regulate MTOC, axoneme and kinetochore organisation in male gametogenesis, providing key insights into potential targets for malaria transmission control.
Ryuji Yanase   +8 more
doaj   +2 more sources

The axoneme of the spider spermatozoon

open access: yesBollettino Di Zoologia, 1995
Abstract The axoneme of the spider spermatozoon (Pholcus sp.) has been examined after fixation with a fixative that permits the visualization of the individual protofilaments. The axoneme was found to consist of nine microtubular doublets in a circle around three microtubular singlets, thus a 9 + 3 pattern.
Romano Dallai   +2 more
exaly   +2 more sources

A basal body microtubule singlet-to-doublet transition in Plasmodium male gametogenesis [PDF]

open access: yesNature Communications
Axoneme assembly constitutes a pivotal process in male gametogenesis of Plasmodium. Plasmodium possesses a unique nuclear envelope-anchored basal body that templates axoneme assembly, distinct from the basal body that templates the axoneme of cilia or ...
Shuzhen Yang   +8 more
doaj   +2 more sources

ANKEF1 is a key axonemal component essential for murine sperm motility and male fertility [PDF]

open access: yeseLife
Sperm motility is essential for male fertility and depends on the structural integrity of the sperm axoneme, which features a canonical ‘9 + 2’ microtubule arrangement.
Shuntai Yu   +10 more
doaj   +2 more sources

Broadening horizons: Pathogenesis and therapeutics of renal ciliopathies. [PDF]

open access: yesJ Cell Commun Signal
This review elucidates the molecular mechanisms and aberrant signaling pathways in renal ciliopathies, links genetic heterogeneity to clinical phenotypes, and lays a theoretical basis for prenatal diagnosis and novel therapies. Abstract Renal ciliopathies encompass a spectrum of genetic disorders arising from structural or functional impairments of ...
Zhang Q   +7 more
europepmc   +2 more sources

Predicting the locations of force-generating dyneins in beating cilia and flagella

open access: yesFrontiers in Cell and Developmental Biology, 2022
Cilia and flagella are slender cylindrical organelles whose bending waves propel cells through fluids and drive fluids across epithelia. The bending waves are generated by dynein motor proteins, ATPases whose force-generating activity changes over time ...
Jonathon Howard   +7 more
doaj   +1 more source

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