Matrix of similar interfaces for 3D-footprint entry 3fde_A

_ stats: contacts=4 Nring=3 specif=0.75
_ PDBs:  1:4pw7_E,2:6a5n_A,
_ -lnE:  1:24.8,2:16.1,
_        1 2
0032 H* --SA
0033 V* VGQG
0078 R* RG--
0079 T  IG--