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

_ stats: contacts=5 Nring=4 specif=0.80
_ PDBs:  1:6fqq_E,
_ -lnE:  1:7.9,
_        1
0117 V* NC
0120 C* IT
0121 N* NA
0124 Q* RG
0125 K  RG