D006150Chemicals & DrugsD03.633.100.759.646.454D13.695.667.454D13.695.827.426Guanine Nucleotidesprns:meshDescriptorUIMeSH DescriptorUIprns:meshSemanticGroupNameMeSH semantic group nameprns:meshTreeNumberMeSH tree numberrdf:typetyperdfs:labellabelConcept