Matrix of similar interfaces for 3D-footprint entry 6t7a_C

_ stats: contacts=3 Nring=1 specif=0.33
_ PDBs:  1:8u14_G,2:8txv_G,3:6qld_f,4:7xsx_a,5:8bvw_e,6:7unc_a,7:8smw_G,
_ PDBs:  8:8kcb_A,
_ -lnE:  1:15.4,2:15.4,3:11.5,4:10.3,5:9.6,6:9.6,7:9.1,8:8.3,
_        1 2 3 4 5 6 7 8
0015 G  --------LCLA----
0029 R* RTRGRCRA--RGRTRG
0064 R  --------------RG