Matrix of similar interfaces for 3D-footprint entry 7q3o_C

_ stats: contacts=7 Nring=4 specif=0.57
_ PDBs:  1:1zq3_P,2:2r5y_A,3:8g87_X,
_ -lnE:  1:8.8,2:8.4,3:7.1,
_        1 2 3
0007 R* --RT--
0049 I* ITITVT
0052 Q* KGQCCC
0053 N* NANANA
0056 A  RGMCQA
0057 K  RA----
0060 K  ----RT