N(2),N(2),N(7)-trimethylguanosine 5'-triphosphate group
n(2),n(2),n(7)-trimethylguanosine 5'-triphosphate group
An organic cationic group derived from <em>N</em><small><sup>2</small></sup>,<em>N</em><small><sup>2</small></sup>,<em>N</em><small><sup>7</small></sup>-trimethylguanosine 5'-triphosphate.