Matrix of similar interfaces for 3D-footprint entry 3a01_E

_ stats: contacts=4 Nring=2 specif=0.50
_ PDBs:  1:1o4x_A,
_ -lnE:  1:7.5,
_        1
0051 T* VA
0055 N* NA
0058 T  QA
0062 R  RT