Matrix of similar interfaces for 3D-footprint entry 4zpk_A

_ stats: contacts=6 Nring=2 specif=0.33
_ PDBs:  1:1a0a_B,
_ -lnE:  1:8.0,
_        1
0003 A  RG
0006 N  HG
0007 H* KT
0010 I  EA
0013 R  RC
0014 R* RC