Search Results - "Goldman, Yale E"
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Local Cytoskeletal and Organelle Interactions Impact Molecular-Motor-Driven Early Endosomal Trafficking
Published in Current biology (08-07-2013)“…In the intracellular environment, motor-driven cargo must navigate a dense cytoskeletal network among abundant organelles. We investigated the effects of the…”
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Positive cardiac inotrope omecamtiv mecarbil activates muscle despite suppressing the myosin working stroke
Published in Nature communications (21-09-2018)“…Omecamtiv mecarbil (OM) is a positive cardiac inotrope in phase-3 clinical trials for treatment of heart failure. Although initially described as a direct…”
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3
Force measurements on cargoes in living cells reveal collective dynamics of microtubule motors
Published in Proceedings of the National Academy of Sciences - PNAS (06-11-2012)“…Many cellular cargoes move bidirectionally along microtubules, driven by teams of plus- and minus-end–directed motor proteins. To probe the forces exerted on…”
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4
Differential Regulation of Dynein and Kinesin Motor Proteins by Tau
Published in Science (American Association for the Advancement of Science) (22-02-2008)“…Dynein and kinesin motor proteins transport cellular cargoes toward opposite ends of microtubule tracks. In neurons, microtubules are abundantly decorated with…”
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Single-Molecule Fluorescence Measurements of Ribosomal Translocation Dynamics
Published in Molecular cell (06-05-2011)“…We employ single-molecule fluorescence resonance energy transfer (smFRET) to study structural dynamics over the first two elongation cycles of protein…”
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Dynein Tethers and Stabilizes Dynamic Microtubule Plus Ends
Published in Current biology (10-04-2012)“…Microtubules undergo alternating periods of growth and shortening, known as dynamic instability. These dynamics allow microtubule plus ends to explore cellular…”
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7
Ataluren binds to multiple protein synthesis apparatus sites and competitively inhibits release factor-dependent termination
Published in Nature communications (06-05-2022)“…Genetic diseases are often caused by nonsense mutations, but only one TRID (translation readthrough inducing drug), ataluren, has been approved for clinical…”
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Specific catalytically impaired DDX3X mutants form sexually dimorphic hollow condensates
Published in Nature communications (05-11-2024)“…Mutations in the RNA helicase DDX3X, implicated in various cancers and neurodevelopmental disorders, often impair RNA unwinding and translation. However, the…”
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Tilting and Wobble of Myosin V by High-Speed Single-Molecule Polarized Fluorescence Microscopy
Published in Biophysical journal (19-03-2013)“…Myosin V is biomolecular motor with two actin-binding domains (heads) that take multiple steps along actin by a hand-over-hand mechanism. We used high-speed…”
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10
Single molecule mechanics resolves the earliest events in force generation by cardiac myosin
Published in eLife (17-09-2019)“…Key steps of cardiac mechanochemistry, including the force-generating working stroke and the release of phosphate (P ), occur rapidly after myosin-actin…”
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11
Dynamics of translation by single ribosomes through mRNA secondary structures
Published in Nature structural & molecular biology (01-05-2013)“…The secondary structure of mRNAs can slow or even halt protein synthesis. Single-molecule FRET studies of distinct steps in the translation elongation cycle…”
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12
Exo70 Stimulates the Arp2/3 Complex for Lamellipodia Formation and Directional Cell Migration
Published in Current biology (21-08-2012)“…Directional cell migration requires the coordination of actin assembly and membrane remodeling. The exocyst is an octameric protein complex essential for…”
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13
Nanoaperture fabrication via colloidal lithography for single molecule fluorescence analysis
Published in PloS one (10-10-2019)“…In single molecule fluorescence studies, background emission from labeled substrates often restricts their concentrations to non-physiological nanomolar…”
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14
Myosin with hypertrophic cardiac mutation R712L has a decreased working stroke which is rescued by omecamtiv mecarbil
Published in eLife (19-02-2021)“…Hypertrophic cardiomyopathies (HCMs) are the leading cause of acute cardiac failure in young individuals. Over 300 mutations throughout β-cardiac myosin,…”
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15
Force-Dependent Detachment of Kinesin-2 Biases Track Switching at Cytoskeletal Filament Intersections
Published in Biophysical journal (03-07-2012)“…Intracellular trafficking of organelles often involves cytoskeletal track switching. Organelles such as melanosomes are transported by multiple motors…”
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16
Straightening Out the Elasticity of Myosin Cross-Bridges
Published in Biophysical journal (10-03-2020)“…In a contracting muscle, myosin cross-bridges extending from thick filaments pull the interdigitating thin (actin-containing) filaments during cyclical…”
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17
MEMLET: An Easy-to-Use Tool for Data Fitting and Model Comparison Using Maximum-Likelihood Estimation
Published in Biophysical journal (26-07-2016)“…We present MEMLET (MATLAB-enabled maximum-likelihood estimation tool), a simple-to-use and powerful program for utilizing maximum-likelihood estimation (MLE)…”
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18
Myosin IC generates power over a range of loads via a new tension-sensing mechanism
Published in Proceedings of the National Academy of Sciences - PNAS (11-09-2012)“…Myosin IC (myo1c), a widely expressed motor protein that links the actin cytoskeleton to cell membranes, has been associated with numerous cellular processes,…”
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19
Coordination of molecular motors: from in vitro assays to intracellular dynamics
Published in Current opinion in cell biology (01-02-2010)“…New technologies have emerged that enable the tracking of molecular motors and their cargos with very high resolution both in vitro and in live cells. Classic…”
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20
Angular measurements of the dynein ring reveal a stepping mechanism dependent on a flexible stalk
Published in Proceedings of the National Academy of Sciences - PNAS (06-06-2017)“…The force-generating mechanism of dynein differs from the force-generating mechanisms of other cytoskeletal motors. To examine the structural dynamics of…”
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