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

_ stats: contacts=13 Nring=12 specif=0.92
_ PDBs:  1:7ysf_A,2:8ssq_A,3:7txc_E,
_ -lnE:  1:12.3,2:12.3,3:8.3,
_        1 2 3
0012 R* RTEC--
0014 S* SASC--
0015 T* HGKG--
0018 T  RGRG--
0039 H* RG----
0040 Q* EC--QA
0042 S* --YC--
0043 D* ECKGTC
0046 K* --RGRG
0068 Q* --QARG
0070 S* NT--YC
0071 N* --TCRT
0074 T* RG----