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

_ stats: contacts=7 Nring=4 specif=0.57
_ PDBs:  1:1cit_A,2:4umm_A,3:2c7a_B,4:4ond_A,5:4aa6_B,6:1hcq_E,
_ -lnE:  1:11.5,2:11.5,3:10.9,4:10.7,5:10.4,6:10.4,
_        1 2 3 4 5 6
0011 G  CA----------
0020 D* ECEA--ECECEC
0023 K* KGKGKGKGKGKG
0024 G  ----VTAGAGAG
0027 R* KGKT------KG
0028 R* RGRGRGRGKTRG
0029 S  --------RG--