RESIDUE BPG
TORSION TOR1 -90. C12 C1' N9 C4 C4 N3 C2 N2 N1 C6 O6 C5 N7 C8 C04 \
C05 C06 C01 C02 C03
TORSION TOR2 -90. C4 N9 C1' C12 C3' O3' C2' C12
TORSION TOR3 146. C2 N2 C01 C06 C04 C05 C06 C02 C03
TORSION TOR4 146. C06 C01 N2 C2 C3' O3' C2' C12 C1' N9 C4 N3 C2 N1 \
C6 O6 C5 N7 C8