RESIDUE 2SG 40 CONECT SP1 2 P H1 CONECT SP2 2 P H2 CONECT O5' 2 P C5' CONECT C5' 4 O5' C4' H3 H4 CONECT C4' 4 C5' C3' O4' H5 CONECT C3' 4 C4' O3' C2' H6 CONECT O3' 2 C3' H7 CONECT C2' 4 C3' O2' C1' H8 CONECT O2' 2 C2' H9 CONECT C1' 4 C2' O4' N9 H10 CONECT O4' 2 C4' C1' CONECT N9 3 C1' C4 C8 CONECT C4 3 N9 C5 N3 CONECT C5 3 C4 N7 C6 CONECT N7 2 C5 C8 CONECT C8 3 N9 N7 H11 CONECT N3 2 C4 C2 CONECT C2 3 N3 N2 N1 CONECT N2 3 C2 H13 H14 CONECT N1 3 C2 C6 H12 CONECT C6 3 C5 N1 O6 CONECT O6 1 C6 CONECT H1 1 SP1 CONECT H2 1 SP2 CONECT H3 1 C5' CONECT H4 1 C5' CONECT H5 1 C4' CONECT H6 1 C3' CONECT H7 1 O3' CONECT H8 1 C2' CONECT H9 1 O2' CONECT H10 1 C1' CONECT H11 1 C8 CONECT H13 1 N2 CONECT H14 1 N2 CONECT OP3 2 P H16 CONECT H15 1 P CONECT H12 1 N1 CONECT H16 1 OP3 END HET 2SG 40 HETNAM 2SG guanosine phosphorodithioate FORMUL 2SG C10 H16 N5 O6 P1 S2