makeHelixCluster(N = 5, R0 = 0.012, pitch = 0.015,
delta = pi/2, delta0 = 0, right = TRUE, a = 0.005,
b = a, c = a, angles = c("helix", "random", "fixed"),
seed = 123, ...)clust.equalangles,
clust.equalsizes, helix,
helix.zt, makeDimerCluster,
makeDimerDihedral,
makeHelixCluster.zt,
makeRodChain,
makeSpheresCluster