6-amino-3,7-dihydro-2H-purin-2-one non-polymer HETAIN C5 H5 N5 O Isoguanine 0 2011-04-28 2021-03-01 N REL 151.126 IGA N Corina N 3RN6 RCSB N1 N 0 1 N N N -69.115 20.223 -16.565 -1.566 0.800 -0.000 N1 IGA 1 C2 C 0 1 N N N -69.736 19.962 -15.366 -1.785 -0.512 0.000 C2 IGA 2 O2 O 0 1 N N N -70.351 20.878 -14.754 -2.934 -0.922 0.000 O2 IGA 3 N3 N 0 1 N N N -69.727 18.736 -14.788 -0.773 -1.401 -0.000 N3 IGA 4 C4 C 0 1 Y N N -69.099 17.696 -15.370 0.531 -0.953 -0.000 C4 IGA 5 C5 C 0 1 Y N N -68.406 17.901 -16.666 0.764 0.420 0.000 C5 IGA 6 C6 C 0 1 N N N -68.453 19.263 -17.260 -0.334 1.298 -0.000 C6 IGA 7 N6 N 0 1 N N N -67.877 19.478 -18.360 -0.135 2.659 0.000 N6 IGA 8 N7 N 0 1 Y N N -67.868 16.722 -17.016 2.135 0.577 0.000 N7 IGA 9 C8 C 0 1 Y N N -68.179 15.824 -16.041 2.675 -0.659 -0.000 C8 IGA 10 N9 N 0 1 Y N N -68.918 16.405 -15.055 1.724 -1.557 -0.000 N9 IGA 11 HN3 H 0 1 N N N -70.195 18.601 -13.914 -0.961 -2.352 0.000 HN3 IGA 12 HN6 H 0 1 N N N -67.894 20.393 -18.763 -0.896 3.261 0.000 HN6 IGA 13 HN6A H 0 0 N N N -67.403 18.733 -18.830 0.766 3.017 0.000 HN6A IGA 14 H8 H 0 1 N N N -67.879 14.787 -16.048 3.733 -0.875 -0.000 H8 IGA 15 HN7 H 0 1 N N N -67.336 16.537 -17.842 2.620 1.418 -0.000 HN7 IGA 16 doub N N 1 sing N N 2 sing N N 3 doub N N 4 sing N N 5 sing N N 6 doub Y N 7 sing Y N 8 sing N N 9 sing Y N 10 sing N N 11 sing N N 12 sing N N 13 sing Y N 14 doub Y N 15 sing N N 16 sing N N 17 O=C2N=C(c1c(ncn1)N2)N NC1=NC(=O)Nc2nc[nH]c12 NC1=NC(=O)Nc2nc[nH]c12 c1[nH]c2c(n1)NC(=O)N=C2N c1[nH]c2c(n1)NC(=O)N=C2N InChI=1S/C5H5N5O/c6-3-2-4(8-1-7-2)10-5(11)9-3/h1H,(H4,6,7,8,9,10,11) DRAVOWXCEBXPTN-UHFFFAOYSA-N 6-amino-3,7-dihydro-2H-purin-2-one 6-azanyl-3,7-dihydropurin-2-one RCSB RCSB RCSB PDBE