Matrix of similar interfaces for 3D-footprint entry 7oot_B

_ stats: contacts=6 Nring=2 specif=0.33
_ PDBs:  1:8smh_F,
_ -lnE:  1:9.8,
_        1
0069 P  QC
0070 T  KT
0073 T* RG
0074 R  AT
0077 C* RG
0078 A  NT