Matrix of similar interfaces for 3D-footprint entry 5v9x_A

_ stats: contacts=5 Nring=0 specif=-1.00
_ PDBs:  1:6el8_A,
_ -lnE:  1:9.7,
_        1
0443 E  NG
0444 A  SA
0446 L  RG
0447 D  HG
0450 S  SC