Matrix of similar interfaces for 3D-footprint entry 7xcr_F

_ stats: contacts=4 Nring=1 specif=0.25
_ PDBs:  1:6qld_f,2:8g57_E,3:6pww_K,4:5mlu_A,5:4z5t_A,6:6fq8_A,7:5xm1_A,
_ PDBs:  8:7cvo_A,9:7xsx_a,10:7ea8_A,
_ -lnE:  1:11.9,2:11.1,3:10.9,4:10.7,5:10.5,6:10.5,7:10.5,8:10.0,
_ -lnE:  9:9.9,10:9.4,
_        1 2 3 4 5 6 7 8 910
0001 K  ----RG----RC--------
0012 Q  ------LCLT--LT------
0020 R* --------------KT----
0030 R  RCRT--------RC--RARA