Matrix of similar interfaces for 3D-footprint entry 8u3b_G

_ stats: contacts=10 Nring=4 specif=0.40
_ PDBs:  1:2p7c_B,2:3eyi_B,3:3zpl_B,
_ -lnE:  1:7.6,2:7.4,3:7.0,
_        1 2 3
0022 N* TT----
0034 S* KA--RG
0035 T  TT--ST
0036 V  ----RT
0037 K* QT----
0038 V* TG--ST
0039 H  ----HG
0042 H  LTYG--
0043 M  RT----
0053 V  YT----