Results 121 to 130 of about 648,804 (352)

Molecular determinants of signal transduction in tropomyosin receptor kinases

open access: yesFEBS Open Bio, EarlyView.
Tropomyosin receptor kinases control critical neuronal functions, but how do the same receptors produce diverse cellular responses? This review explores the structural mechanisms behind Trk signaling diversity, focusing on allosteric modulation and ligand bias.
Giray Enkavi
wiley   +1 more source

Detection and quantification of the giant protein titin by SDS-agarose gel electrophoresis

open access: yesMethodsX, 2017
Titin, a giant sarcomeric protein, is involved in the generation of passive tension during muscle contraction, assembly and stability of the sarcomere in striated muscles. Titin gene produces numerous titin protein isoforms with different sizes (∼3–4 MDa)
Chaoqun Zhu, Wei Guo
doaj   +1 more source

Different Roles of p62 (SQSTM1) Isoforms in Keratin-Related Protein Aggregation [PDF]

open access: gold, 2021
Meghana Somlapura   +8 more
openalex   +1 more source

ATG4B is required for mTORC1‐mediated anabolic activity and is associated with clinical outcomes in non‐small cell lung cancer

open access: yesFEBS Open Bio, EarlyView.
The relationship between anabolic and catabolic processes governing lung cancer cell growth is nuanced. We show that ATG4B, an autophagy regulator, is elevated in lung cancer and that high ATG4B is associated with worse patient outcomes. Targeting ATG4B in cells reduces growth, protein synthesis, and mTORC1 activity, demonstrating a new relationship ...
Patrick J. Ryan   +6 more
wiley   +1 more source

Myofibril diameter is set by a finely tuned mechanism of protein oligomerization in Drosophila

open access: yeseLife, 2019
Myofibrils are huge cytoskeletal assemblies embedded in the cytosol of muscle cells. They consist of arrays of sarcomeres, the smallest contractile unit of muscles.
Nicanor González-Morales   +5 more
doaj   +1 more source

Pathogenic Neurofibromatosis type 1 gene variants in tumors of non‐NF1 patients and role of R1276

open access: yesFEBS Open Bio, EarlyView.
Somatic variants of the neurofibromatosis type 1 (NF1) gene occur across neoplasms without clinical manifestation of the disease NF1. We identified emerging somatic pathogenic NF1 variants and hotspots, for example, at the arginine finger 1276. Those missense variants provide fundamental information about neurofibromin's role in cancer.
Mareike Selig   +7 more
wiley   +1 more source

Differential roles of PML isoforms

open access: yesFrontiers in Oncology, 2013
The tumor suppressor promyelocytic leukemia protein (PML) is fused to the retinoic acid receptor alpha in patients suffering from acute promyelocytic leukemia (APL).
Sébastien eNisole   +7 more
doaj   +1 more source

Quantification of antithrombin isoform proportions in plasma samples of healthy subjects, sepsis patients, and in antithrombin concentrates [PDF]

open access: yes, 2002
Antithrombin (AT) circulates in plasma in two isoforms, AT-alpha (90-95%) and AT-beta (5-10%). AT isoform proportions were measured in plasma samples of 17 healthy subjects and 26 posttraumatic or postoperative septic patients, as well as in 4 ...
Donges, R.   +6 more
core   +1 more source

Multiple SecA protein isoforms in Escherichia coli [PDF]

open access: yesJournal of Bacteriology, 1987
To define the anti-SecA-LacZ antiserum, immunoprecipitates produced with either whole anti-SecA-LacZ rabbit antiserum or affinity-purified antibodies were used to analyze nondenatured lysates of Escherichia coli. The antiserum contains antibodies that recognize different proteins.
openaire   +2 more sources

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