Matrix of similar interfaces for 3D-footprint entry 5bk4_3

_ stats: contacts=4 Nring=0 specif=-1.00
_ PDBs:  1:8uzt_A,
_ -lnE:  1:7.3,
_        1
0210 A  NT
0213 G  QT
0217 R  WT
0219 I  RT