This file points to 4 pairs of files of the form    "?qc*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File Backbone Overlay
1qc7_A 1qc7_A_sse
1qcs_A 1qcs_A_sse
1qcx_A 1qcx_A_sse
1qcz_A 1qcz_A_sse