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

_ stats: contacts=14 Nring=9 specif=0.64
_ PDBs:  1:6fb0_B,
_ -lnE:  1:20.7,
_        1
0018 S* SG
0020 Y* IG
0022 L* QA
0024 I* KG
0029 Y* SC
0035 Q* KG
0041 S  KG
0043 I* TA
0068 D  YC
0070 G  ST
0073 I* VG
0077 R* YA
0140 D  KC
0141 E  TG