2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/96175We study the influence of disorder in the helical actin structure on the myosin V step size, predicted from the elastic lever arm model. We show that fluctuations of +-5 degrees per actin subunit, as proposed by Egelman et al., significantly alter the distribution of step sizes and improve the agreement with experimental data.5 pages, 4 figures, to appear in J. Chem. Inf. ModelBiological PhysicsSoft Condensed MatterBiomoleculestext