Matrix of similar interfaces for 3D-footprint entry 8c7s_A

_ stats: contacts=10 Nring=3 specif=0.30
_ PDBs:  1:5i2d_R,2:8hih_Q,
_ -lnE:  1:7.1,2:7.0,
_        1 2
0212 T  IT--
0213 R* RGRG
0214 S* ECTC
0215 V  SC--
0216 I  --DC
0217 V* SGVA
0218 N  KG--
0220 L  --RG
0221 R  --RC
0235 G  --RC