Matrix of similar interfaces for 3D-footprint entry 1k61_B

_ stats: contacts=10 Nring=3 specif=0.30
_ PDBs:  1:8ejp_B,2:8b4b_W,3:7t8k_B,
_ -lnE:  1:7.9,2:7.5,3:7.3,
_        1 2 3
0001 G  RT----
0040 S  ----ST
0041 R  ----RG
0042 I  ----QT
0043 Q  --STQA
0045 K  --TAST
0046 N* VTQC--
0049 S* QTST--
0050 N* NA----
0054 K  RG----