Guanosine PentaphosphateStreptomyces antibioticusGuanosine TetraphosphateLigasesDinucleoside PhosphatesGuanine NucleotidesGuanosineAdenylate KinaseOptical Rotatory DispersionDithioerythritolReceptors, Purinergic P2XAdenine NucleotidesNucleoside-Phosphate KinasePhosphotransferasesEscherichia coliSuraminGuanosine 5'-O-(3-Thiotriphosphate)Receptors, Purinergic P2Guanosine TriphosphateAdenosine TriphosphateArabinose