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

_ stats: contacts=5 Nring=4 specif=0.80
_ PDBs:  1:1jj4_B,
_ -lnE:  1:11.5,
_        1
0013 N* NC
0016 K* KG
0017 C* CA
0021 R* YT
0022 L  RC