Matrix of similar interfaces for 3D-footprint entry 2zhg_A

_ stats: contacts=6 Nring=2 specif=0.33
_ PDBs:  1:5d8c_A,2:7ckq_G,3:5i44_I,
_ -lnE:  1:11.2,2:10.5,3:9.7,
_        1 2 3
0016 S* YTKGKG
0019 H  RTRTQG
0020 F* FCYGRT
0023 S  KG----
0036 Q  --YC--
0037 R  --RT--