Matrix of similar interfaces for 3D-footprint entry 7on1_c

_ stats: contacts=4 Nring=1 specif=0.25
_ PDBs:  1:6a5l_g,2:8u14_G,3:8ox0_C,4:8smw_G,5:8txv_G,6:1zla_C,7:5x0y_G,
_ PDBs:  8:8jla_C,9:8kcb_A,10:6qld_f,11:7xsx_a,12:6g0l_D,13:7unc_a,14:8grq_A,
_ PDBs:  15:8bvw_e,16:8hr1_E,
_ -lnE:  1:14.3,2:14.3,3:14.3,4:14.3,5:14.3,6:14.3,7:14.3,8:14.3,
_ -lnE:  9:13.2,10:10.8,11:10.3,12:10.2,13:9.6,14:9.4,15:9.3,16:9.3,
_        1 2 3 4 5 6 7 8 910111213141516
0013 G  ------------------------LA--LC--
0027 R* RARTRGRTRGRARGRGRGRCRA--RGRT--RT
0060 K  ----------------------RA--------
0062 R  RA--------------RG--------------