Matrix of similar interfaces for 3D-footprint entry 2xkk_C

_ stats: contacts=6 Nring=3 specif=0.50
_ PDBs:  1:3qx3_B,
_ -lnE:  1:49.1,
_        1
0056 K* KG
0308 A* AG
0345 M  RT
0396 T  EC
0398 I* IG
0403 A  AG