Matrix of similar interfaces for 3D-footprint entry 7f2f_B

_ stats: contacts=7 Nring=5 specif=0.71
_ PDBs:  1:7d8t_A,2:7xhv_B,3:7xi3_B,
_ -lnE:  1:7.7,2:7.4,3:7.2,
_        1 2 3
0008 H* --TCTA
0011 I* HG----
0012 E* NTSGSA
0015 Y* ECRGRG
0016 R* --RGRG
0018 N  RC----
0019 I  RG----