Cooperative mechanisms in the activation dependence of the rate of force development in rabbit skinned skeletal muscle fibers

Journal of General Physiology

Volumn 117, Issue 2, 2001, Pages 133-148

  Fitzsimons, Daniel P ^a   Patel, Jitandrakumar R ^a   Campbell, Kenneth S ^a   Moss, Richard L ^a  

^a UNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE AND PUBLIC HEALTH   (United States)

Author keywords

Cooperativity; Myosin; Regulation of contraction; Skeletal muscle

Indexed keywords

ACTIN; CALCIUM; MYOSIN; TROPONIN C;

ANIMAL TISSUE; ARTICLE; CALCIUM BINDING; CONTROLLED STUDY; KINETICS; MUSCLE CONTRACTION; MUSCLE FORCE; MUSCLE TONE; NONHUMAN; RABBIT; REGULATORY MECHANISM; SKELETAL MUSCLE; SKINNED MUSCLE FIBER;

ANIMALS; CALCIUM; CROSS-LINKING REAGENTS; ETHYLMALEIMIDE; MUSCLE CONTRACTION; MUSCLE FIBERS, FAST-TWITCH; MYOSIN SUBFRAGMENTS; PROTEIN BINDING; PSOAS MUSCLES; RABBITS; SULFHYDRYL REAGENTS; TROPONIN C;

EID: 0035002723     PISSN: 00221295     EISSN: None     Source Type: Journal    
DOI: 10.1085/jgp.117.2.133     Document Type: Article

References (36)

1. Troponin C modulates the activation of the thin filaments by rigor cross-bridges
2. The thin filament of vertebrate skeletal muscle co-operatively activates as a unit
3. Cooperative activation of skeletal muscle thin filaments by rigor crossbridges: The effect of troponin C extraction
4. 2+ on cross-bridge turnover kinetics in skinned single rabbit psoas fibers: Implications for regulation of muscle contraction
5. Rate of force generation in muscle: Correlation with actomyosin ATPase activity in solution
6. Kinetics of thin filament activation probed by fluorescence of N-((2-(iodoacetoxy)ethyl)N-methyl)amino-7-nitrobenz-2-oxa-1,3-diazole-labeled troponin I incorporated into skinned fibers of rabbit psoas muscle: Implications for regulation of muscle contraction
7. Rate constant of muscle force redevelopment reflects cooperative activation as well as cross-bridge kinetics
8. A thixotropic effect in contracting rabbit psoas muscle: Prior movement reduces the initial tension response to stretch
9. Effects of a non-divalent cation binding mutant of myosin regulatory, light chain on tension generation in skinned skeletal muscle fibers
10. Computer programs for calculating total from specified free and free from specified total ionic concentrations in aqueous solutions containing multiple metals or ligands
11. Dynamics of the muscle thin filament regulatory switch: The size of the cooperative unit
12. Influence of temperature upon contractile activation and isometric force production in mechanically skinned muscle fibers of the frog
13. Regulation of contraction in striated muscle
14. Molecular mechanism of troponin-C function
15. Regulation of actomyosin ATPase activity by troponin-tropomyosin: Effect of the binding of the myosin subfragment 1 (S-1)-ATP complex
16. Models of calcium activation account for differences between skeletal and cardiac force redevelopment kinetics
17. X-ray evidence for a conformational change in actin-containing filaments of vertebrate striated muscle
18. Structural changes in actin- and myosin-containing filaments during contraction
19. Coupling calcium binding to troponin C and cross-bridge cycling in skinned cardiac cells
20. 2+ or myosin heads
21. Regulation of the interaction between actin and myosin subfragment 1: Evidence for three states of the thin filament
22. 2+-sensitive cross-bridge state transition in skeletal muscle fibers
23. Variations in cross-bridge attachment rate and tension with phosphorylation of myosin in mammalian skinned skeletal muscle fibers
24. Sarcomere length-tension relations of frog skinned muscle fibers during calcium activation at short lengths
25. 2+ regulation of mechanical properties of striated muscle
26. The effects of partial extraction of TnC upon the tension-pCa relationship in rabbit-skinned skeletal muscle fibers
27. 2+ activation and relaxation in rat and guinea pig skinned trabeculae
28. Structural role of tropomyosin in muscle regulation: Analysis of the x-ray patterns from relaxed and contracting muscles
29. Different myofilament nearest-neighbor interactions have distinctive effects on contractile behavior
30. Calcium regulation of tension redevelopment kinetics with 2-deoxy-ATP or low [ATP] in skinned rabbit psoas fibers
31. β-Adrenergic receptor stimulation increases unloaded shortening velocity of skinned single ventricular myocytes from rats
32. Influence of a strong-binding myosin analogue on calcium-sensitive mechanical properties of skinned skeletal muscle fibers
33. Calcium alone does not fully activate the thin filament for S1 binding to rigor myofibrils
34. Determinants of loaded shortening velocity in single cardiac myocytes permeabilized with α-hemolysin
35. Comparison of effects of smooth and skeletal muscle tropomyosins on interactions of actin and myosin subfragment 1
36. Cooperative turning on of myosin subfragment 1 adenosine triphosphatase activity by the troponin-tropomyosin-actin complex