This file points to 8 pairs of files of the form    "?k4*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1k45_A	1k45_A_sse
1k47_A	1k47_A_sse
1k4i_A	1k4i_A_sse
1k4k_A	1k4k_A_sse
1k4n_A	1k4n_A_sse
1k4t_A	1k4t_A_sse
1k4u_S	1k4u_S_sse
1k4z_A	1k4z_A_sse