Assertion: atp's group | /r/AtLocation | the sugar moiety
Facets:
Source sentences:
text: Depending on the number of phosphate groups attached to the sugar moiety, a nucleotide may be called nucleoside monophosphate (if with only one phosphate group), nucleoside diphosphate (with two phosphate groups), or nucleoside triphosphate (when with three phosphate groups).