Matrix of similar interfaces for 3D-footprint entry 1am9_A

_ stats: contacts=5 Nring=2 specif=0.40
_ PDBs:  1:7z5k_B,
_ -lnE:  1:8.6,
_        1
0005 K  RG
0009 H* TT
0011 A  RG
0012 I* EC
0015 R  RC