RESIDUE 3AM 37 CONECT O1P 1 P CONECT P 4 O1P O2P O3P O3' CONECT O2P 2 P HO2P CONECT O3P 2 P HO3P CONECT O2' 2 C2' HO2' CONECT C2' 4 O2' C3' C1' H2' CONECT C3' 4 C2' O3' C4' H3' CONECT O3' 2 P C3' CONECT C1' 4 C2' O4' N9 H1' CONECT O4' 2 C1' C4' CONECT C4' 4 C3' O4' C5' H4' CONECT C5' 4 C4' O5' H5' H5'A CONECT O5' 2 C5' HO5' CONECT N9 3 C1' C8 C4 CONECT C8 3 N9 N7 H8 CONECT N7 2 C8 C5 CONECT C5 3 N7 C6 C4 CONECT C6 3 C5 N6 N1 CONECT N6 3 C6 HN6 HN6A CONECT C4 3 N9 C5 N3 CONECT N3 2 C4 C2 CONECT C2 3 N3 N1 H2 CONECT N1 2 C6 C2 CONECT HO2P 1 O2P CONECT HO3P 1 O3P CONECT HO2' 1 O2' CONECT H2' 1 C2' CONECT H3' 1 C3' CONECT H1' 1 C1' CONECT H4' 1 C4' CONECT H5' 1 C5' CONECT H5'A 1 C5' CONECT HO5' 1 O5' CONECT H8 1 C8 CONECT HN6 1 N6 CONECT HN6A 1 N6 CONECT H2 1 C2 END HET 3AM 37 HETSYN 3AM 3'-AMP HETNAM 3AM [(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-4-hydroxy-2-(hydro HETNAM 2 3AM xymethyl)oxolan-3-yl] dihydrogen phosphate FORMUL 3AM C10 H14 N5 O7 P1