GOLD 3+ ION non-polymer HETAIN Au 3 2002-12-09 2011-06-04 N REL 196.967 AU3 N N 1N8N RCSB AU AU 3 0 N N N 5.673 12.763 48.297 0.000 7.090 42.624 AU AU3 1 [Au+3] [Au+3] [Au+3] [Au+3] [Au+3] InChI=1S/Au/q+3 CBMIPXHVOVTTTL-UHFFFAOYSA-N gold(3+) gold(+3) cation RCSB RCSB