Matrix of similar interfaces for 3D-footprint entry 1ig7_A

_ stats: contacts=6 Nring=5 specif=0.83
_ PDBs:  1:2r5y_A,2:8g87_X,
_ -lnE:  1:8.9,2:7.4,
_        1 2
0003 R* RT--
0045 I* ITVT
0048 Q* QCCC
0049 N* NANA
0052 A  MCQA
0056 R* --RT