Matrix of similar interfaces for 3D-footprint entry 6a8r_A

_ stats: contacts=7 Nring=6 specif=0.86
_ PDBs:  1:5ego_B,2:1b72_B,3:8ejp_B,4:4cyc_B,
_ -lnE:  1:8.7,2:8.4,3:8.3,4:7.8,
_        1 2 3 4
0003 R* RARTRT--
0004 T  ------RT
0045 I* IANTVTNT
0048 Q* QT--QT--
0049 N* NANANANA
0052 A* --IA--IA
0053 R* --RGRGRG