Results 51 to 60 of about 26,905 (203)

Emerging Functions of Actins and Actin Binding Proteins in Trypanosomatids

open access: yesFrontiers in Cell and Developmental Biology, 2020
Actin is the major protein constituent of the cytoskeleton that performs wide range of cellular functions. It exists in monomeric and filamentous forms, dynamics of which is regulated by a large repertoire of actin binding proteins. However, not much was
Chhitar M. Gupta   +4 more
doaj   +1 more source

Native PAGE analysis of the Plasmodium actins and α-actin.

open access: yes, 2014
(A) Plasmodium actins I (lanes 1–4 and 9) and II (lanes 5–8 and 10) form small oligomers upon storage and after exchange of ATP to ADP. Both parasite actins were studied by native PAGE immediately and 48 h after purification in both ATP and ADP forms ...
Inga Sidén-Kiamos (5658811)   +11 more
core   +1 more source

Breakdancing on actin [PDF]

open access: yesNature Reviews Genetics, 2018
Two independent studies now show that polymerization of branched actin at DNA double-strand breaks (DSBs) mediates chromatin dynamics associated with homology-directed repair and is required for a robust and error-free DSB repair process.
openaire   +4 more sources

The origins of phagocytosis and eukaryogenesis

open access: yesBiology Direct, 2009
Background Phagocytosis, that is, engulfment of large particles by eukaryotic cells, is found in diverse organisms and is often thought to be central to the very origin of the eukaryotic cell, in particular, for the acquisition of bacterial endosymbionts
Wolf Yuri I   +3 more
doaj   +1 more source

Comparison between microtubule bending strain energy induced by the lateral connection to actins, and the microtubule maximum axial strain energy under critical buckling load.

open access: yes, 2013
Comparison between microtubule bending strain energy induced by the lateral connection to actins, and the microtubule maximum axial strain energy under critical buckling load.
Mohammad R. K. Mofrad (218868)   +1 more
core   +1 more source

Pimobendan B from powder diffraction data

open access: yesActa Crystallographica Section E, 2013
The title molecule, C19H18N4O2 {systematic name: (RS)-6-[2-(4-methoxyphenyl)-1H-benzimidazol-5-yl]-5-methyl-4,5-dihydropyridazin-3(2H)-one}, adopts an extended conformation. The dihedral angles between the central benzimidazole ring sytem and the pendant
Alvis Zvirgzdins   +3 more
doaj   +1 more source

Involvement of β- and γ-actin isoforms in actin cytoskeleton organization and migration abilities of bleb-forming human colon cancer cells. [PDF]

open access: yesPLoS ONE, 2017
Amoeboid movement is characteristic for rounded cells, which do not form strong adhesion contacts with the ECM and use blebs as migratory protrusions. It is well known that actin is the main component of mature forms of these structures, but the exact ...
Aleksandra Simiczyjew   +3 more
doaj   +1 more source

Immunological characterization of an anti-actin antibody specific for cytoplasmic actins and its use for the immunocytological localization of actin in Aplysia nervous tissue.

open access: yes, 1983
Previous immunochemical and immunocytochemical studies have shown that an antibody to actin prepared from body wall muscle of the marine mollusc Aplysia californica is specific for vertebrate cytoplasmic actins.
B W Lubit, J H Schwartz
core   +1 more source

α-Smooth Muscle Actin and ACTA2 Gene Expressions in Vasculopathies

open access: yesBrazilian Journal of Cardiovascular Surgery, 2015
α-smooth muscle actin, encoded by ACTA2 gene, is an isoform of the vascular smooth muscle actins, typically expressed in the vascular smooth muscle cells contributing to vascular motility and contraction. ACTA2 gene mutations cause a diversity of diffuse
Shi-Min Yuan
doaj   +1 more source

Conservation of conformational dynamics across prokaryotic actins

open access: yes, 2018
The actin family of cytoskeletal proteins is essential to the physiology of virtually all archaea, bacteria, and eukaryotes. While X-ray crystallography and electron microscopy have revealed structural homologies among actin-family proteins, these ...
Alexandre Colavin   +3 more
core   +1 more source

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