Biostrings internals package:Biostrings R Documentation _B_i_o_s_t_r_i_n_g_s _i_n_t_e_r_n_a_l_s _D_e_s_c_r_i_p_t_i_o_n: Biostrings objects, classes and methods that are not intended to be used directly. _A_u_t_h_o_r(_s): H. Pages