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

_ stats: contacts=2 Nring=1 specif=0.50
_ PDBs:  1:8bvw_e,2:7unc_a,3:7xsx_a,4:6qld_f,5:8txv_G,6:8u14_G,
_ -lnE:  1:11.5,2:11.5,3:11.5,4:10.5,5:10.3,6:10.3,
_        1 2 3 4 5 6
0006 L  LCLA--------
0024 R* --RGRARCRGRT