This file points to 7 pairs of files of the form    "?iz*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1iz0_A	1iz0_A_sse
1iz5_A	1iz5_A_sse
1izc_A	1izc_A_sse
1izm_A	1izm_A_sse
1izn_A	1izn_A_sse
1izn_B	1izn_B_sse
1izo_A	1izo_A_sse