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

_ stats: contacts=7 Nring=5 specif=0.71
_ PDBs:  1:2kdz_A,2:4xrm_B,3:1b72_B,
_ -lnE:  1:7.9,2:7.7,3:7.1,
_        1 2 3
0010 R* ----RT
0050 E* NG----
0054 S* NANCNT
0057 Q* --IC--
0058 K* --NANA
0061 L  --RGIA
0062 Y  --RGRG