Matrix of similar interfaces for 3D-footprint entry 4zpr_B

_ stats: contacts=7 Nring=5 specif=0.71
_ PDBs:  1:7xi3_B,2:2ypa_A,
_ -lnE:  1:18.6,2:7.8,
_        1 2
0004 K  --RT
0007 S* TA--
0008 R* --NT
0010 A  --RG
0011 A* SAEC
0014 R* RGRC
0015 R* RGQT