Matrix of similar interfaces for 3D-footprint entry 4q0w_A

_ stats: contacts=4 Nring=1 specif=0.25
_ PDBs:  1:5zoe_A,
_ -lnE:  1:29.2,
_        1
0039 A* AG
0040 V  VG
0042 D  QC
0052 T  MC