Results 1 to 10 of about 44,311 (250)

cGMP interacts with tropomyosin and downregulates actin-tropomyosin-myosin complex interaction

open access: yesRespiratory Research, 2018
Background The nitric oxide-soluble guanylate cyclase-cyclic guanosine monophosphate (NO-sGC-cGMP) signaling pathway, plays a critical role in the pathogenesis of pulmonary arterial hypertension (PAH); however, its exact molecular mechanism remains ...
Lihui Zou   +7 more
doaj   +2 more sources

Equilibrium self‐association of tropomyosin [PDF]

open access: yesFEBS Letters, 2012
It has recently been reported that tropomyosin exists exclusively as a dimer in physiological salt conditions. It is shown in the present work using analytical ultracentrifugation that, on the contrary, tropomyosin is in equilibrium between monomer, dimer and tetramer with a weak tendency to dimerize and tetramerize. Such a finding has consequences for
Stafford, Walter F.   +2 more
openaire   +4 more sources

Immuno-PCR for crustacean tropomyosin quantification [PDF]

open access: yes, 2023
Tropomyosin has been recognized as one of the most common allergens among shellfish allergens. Sensitive and specific quantification of traces of allergens present in food samples is of critical importance for people with food allergies.
Ćirković Veličković, Tanja   +4 more
core   +11 more sources

TPM4 (tropomyosin ) [PDF]

open access: yesAtlas of Genetics and Cytogenetics in Oncology and Haematology, 2011
Review on TPM4 (tropomyosin ), with data on DNA, on the protein encoded, and where the gene is ...
Huret, JL, JL Huret
openaire   +3 more sources

β‐Tropomyosin mutations alter tropomyosin isoform composition

open access: yesEuropean Journal of Neurology, 2008
Background and purpose:  Tropomyosin (TM) is an actin‐binding protein, which is localized head to tail along the length of the actin filament. There are three major TM isoforms in human striated muscle. Mutations in β‐tropomyosin (TPM2) have recently been identified as an important cause of neuromuscular disorders.
J, Nilsson, H, Tajsharghi
openaire   +3 more sources

The Binding Dynamics of Tropomyosin on Actin [PDF]

open access: yesBiophysical Journal, 2001
REVTeX, 10 pages, 9 figures; to appear in Biophysical Journal; minor ...
Vilfan, Andrej
openaire   +5 more sources

Mutual dependence between tropomodulin and tropomyosin in the regulation of sarcomeric actin assembly in Caenorhabditis elegans striated muscle

open access: yesEuropean Journal of Cell Biology, 2022
Tropomodulin and tropomyosin are important components of sarcomeric thin filaments in striated muscles. Tropomyosin decorates the side of actin filaments and enhances tropomodulin capping at the pointed ends of the filaments.
Shoichiro Ono, Mario Lewis, Kanako Ono
doaj   +1 more source

Alternative splicing of a single exon causes a major impact on the affinity of Caenorhabditis elegans tropomyosin isoforms for actin filaments

open access: yesFrontiers in Cell and Developmental Biology, 2023
Tropomyosin is generally known as an actin-binding protein that regulates actomyosin interaction and actin filament stability. In metazoans, multiple tropomyosin isoforms are expressed, and some of them are involved in generating subpopulations of actin ...
Shoichiro Ono   +7 more
doaj   +1 more source

Tropomyosins [PDF]

open access: yesCurrent Biology, 2017
The actin cytoskeleton provides not only the underpinning for cell architecture but also mechanical force and the ability to drive movement of cells and their organelles. It is tempting to think of it simply as a set of stable structural elements, but nothing could be further from the truth.
Peter W, Gunning, Edna C, Hardeman
openaire   +2 more sources

Distinct actin–tropomyosin cofilament populations drive the functional diversification of cytoskeletal myosin motor complexes

open access: yesiScience, 2022
Summary: The effects of N-terminal acetylation of the high molecular weight tropomyosin isoforms Tpm1.6 and Tpm2.1 and the low molecular weight isoforms Tpm1.12, Tpm3.1, and Tpm4.2 on the actin affinity and the thermal stability of actin-tropomyosin ...
Theresia Reindl   +8 more
doaj   +1 more source

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