Matrix of similar interfaces for 3D-footprint entry 4p9u_F

_ stats: contacts=9 Nring=7 specif=0.78
_ PDBs:  1:6za3_B,2:2acj_B,3:7vpz_N,
_ -lnE:  1:14.3,2:9.7,3:7.6,
_        1 2 3
0029 R* VT----
0038 T* SA----
0039 R* RG----
0040 T* TA--TC
0041 T* ----TG
0043 R* RT--YT
0044 E* --RCRT
0047 Q  --YG--
0057 I  --KT--