Binding of tropomyosin-troponin to actin increases filament bending stiffness

Biochemical and Biophysical Research Communications

Volumn 276, Issue 3, 2000, Pages 1225-1228

  Liu, Zhenqi ^a   Miers, Wendell R ^a   Wei, Liping ^a   Barrett, Eugene J ^a  

^a UNIVERSITY OF VIRGINIA   (United States)

Author keywords

Actin filaments; Dynamic light scattering; Rheology; Stiffness; Tropomyosin troponin

Indexed keywords

ACTIN; TROPOMYOSIN; TROPONIN;

ACTIN FILAMENT; ARTICLE; CALCULATION; FLOW KINETICS; LIGHT SCATTERING; PRIORITY JOURNAL; PROTEIN ASSEMBLY; PROTEIN BINDING; RIGIDITY;

EID: 0034610014     PISSN: 0006291X     EISSN: None     Source Type: Journal    
DOI: 10.1006/bbrc.2000.3608     Document Type: Article

References (19)

1. The excimer fluorescence of pyrene-labeled tropomyosin
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4. Spontaneous fragmentation of actin filaments in physiological conditions
5. Direct measurement of stiffness of single actin filaments with and without tropomyosin by in vitro nanomanipulation
6. Dynamic light scattering from semidilute actin solutions: A study of hydrodynamic screening, filament bending stiffness, and the effect of tropomyosin-binding
7. The effect of EDTA on the spectral properties of adenosine triphosphate-ADP and ITP G-actin
8. Intramolecular cross-linking of tropomyosin via disulphide bond formation: Evidence for chain register
9. Preparation of troponin and tropomyosin from natural actomyosin
10. Viscoelastic moduli of sterically and chemically cross-linked actin networks in the dilute to semidilute regime: Measurements by an oscillating disk rheometer
11. The viscoelasticity of entangled actin networks: The influence of defects and modulation by talin and vinculin
12. Temperature-induced sol-gel transition and microgel formation in alpha-actinin cross-linked actin networks: A theological study
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14. Chain dynamics, mesh size, and diffusive transport in networks of polymerized actin. A quasielastic light scattering and microfluorescence study
15. Internal actin filament dynamics in the presence of vinculin: A dynamic light scattering study
16. Analysis of the F-actin binding fragment of vinculin using stepped-flow and dynamic light-scattering measurements
17. The effect of intact talin and talin tail fragment on actin filament dynamics and structure depends on pH and ionic strength
18. Tropomyosin crystal structure and muscle regulation
19. Dynamic light from semiflexible polymers