Matrix of similar interfaces for 3D-footprint entry 3l4j_A

_ stats: contacts=5 Nring=3 specif=0.60
_ PDBs:  1:2xcr_U,2:3ksb_B,
_ -lnE:  1:57.6,2:13.5,
_        1 2
0056 K* KA--
0269 R  --RC
0319 S* SAST
0359 A  RG--
0411 I* IGIA