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

_ stats: contacts=4 Nring=0 specif=-1.00
_ PDBs:  1:7e9c_F,2:5gt0_C,3:5kgf_C,4:8upf_G,5:8txv_G,6:8u14_G,7:6a5l_g,
_ PDBs:  8:7yqk_C,9:8rbx_M,10:7ux9_E,11:7unc_a,12:8bvw_e,13:7xsx_a,14:5gxq_A,
_ PDBs:  15:8rbx_V,
_ -lnE:  1:11.6,2:11.4,3:11.2,4:11.2,5:11.2,6:11.2,7:11.0,8:11.0,
_ -lnE:  9:10.6,10:10.4,11:10.4,12:10.2,13:10.1,14:10.0,15:9.8,
_        1 2 3 4 5 6 7 8 9101112131415
0007 P  --------------------LALC--LT--
0010 R  ----------------------------HG
0020 R  RARTRGRGRGRTRARCRARCRG--RARCRG
0055 T  ------------RA----------------