GDP-alpha-D-mannosylchitobiosyldiphosphodolichol biosynthetic process
isopentenyl adenine biosynthetic process
nucleobase-containing small molecule biosynthetic process +
nucleoside phosphate biosynthetic process +
nucleoside salvage +
nucleotide salvage +
nucleotide-sugar biosynthetic process +
oxidative photosynthetic carbon pathway
photorespiration +
phytol salvage
purine alkaloid biosynthetic process
purine nucleobase biosynthetic process +
purine nucleoside biosynthetic process +
purine nucleoside bisphosphate biosynthetic process +
purine nucleotide biosynthetic process +
purine-containing compound salvage +
Any process that generates a purine-containing compound, any nucleobase, nucleoside, nucleotide or nucleic acid that contains a purine base, from derivatives of them without de novo synthesis.