Matrix of similar interfaces for 3D-footprint entry 3u6p_A

_ stats: contacts=9 Nring=5 specif=0.56
_ PDBs:  1:3u6p_A,2:3gpu_A,3:6fl1_A,4:6tc9_A,5:1k3x_A,6:5itu_A,7:6lwd_G,
_ -lnE:  1:30.9,2:30.8,3:30.4,4:29.8,5:28.6,6:22.3,7:18.6,
_        1 2 3 4 5 6 7
0031 I  ------RT------
0074 R* RGRART--QA----
0075 M* MG--MTMGLGMGMG
0076 E  --------YA----
0109 V  ----------ITIT
0110 R* RCRGRCRC--RCRC
0112 F* FCFTFAFC--FGFG
0239 A  ----------HG--
0241 R* RGRARTRTRGRGRG