Matrix of similar interfaces for 3D-footprint entry 6ppr_A

_ stats: contacts=6 Nring=0 specif=-1.00
_ PDBs:  1:2pjr_A,
_ -lnE:  1:22.6,
_        1
0027 G  FT
0028 S  TT
0046 H  HT
0130 A  FT
0160 H  DT
0258 R  RT