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

_ stats: contacts=7 Nring=5 specif=0.71
_ PDBs:  1:1zq3_P,2:2r5y_A,3:8g87_X,
_ -lnE:  1:9.2,2:9.0,3:7.3,
_        1 2 3
0002 R* --RT--
0044 I* ITITVT
0047 Q* KGQCCC
0048 N* NANANA
0051 V  RGMCQA
0052 K  RA----
0055 K* ----RT