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

_ stats: contacts=4 Nring=3 specif=0.75
_ PDBs:  1:1puf_A,
_ -lnE:  1:8.2,
_        1
0044 N* IA
0047 G  QT
0048 N* NA
0051 I* MC