Matrix of similar interfaces for 3D-footprint entry 7q3o_C

_ stats: contacts=8 Nring=5 specif=0.62
_ PDBs:  1:2lkx_A,2:8osb_E,3:1b72_A,4:3rkq_B,5:4xrm_B,6:6pe2_B,7:8g87_X,
_ -lnE:  1:8.6,2:8.6,3:8.4,4:8.3,5:8.2,6:7.4,7:7.1,
_        1 2 3 4 5 6 7
0007 R* RTRTRTRC------
0048 K* --QT----------
0049 I* VTVAIAIANC--VT
0052 Q* KGQTQCQCIC--CC
0053 N* NANANANARG--NA
0056 A  ----MGYC--YCQA
0057 K  KA--------FA--
0060 K  ----------KCRT