Matrix of similar interfaces for 3D-footprint entry 7ux9_E

_ stats: contacts=3 Nring=1 specif=0.33
_ PDBs:  1:6pww_K,2:7jzv_N,3:3x1t_G,4:7e9c_G,
_ -lnE:  1:14.0,2:9.7,3:9.7,4:9.7,
_        1 2 3 4
0002 R  RG------
0043 R* --RTRARG
0078 T  ----RT--