guanine biosynthetic process
The chemical reactions and pathways resulting in the formation of guanine, 2-amino-6-hydroxypurine, a purine that is one of the five main bases found in nucleic acids and a component of a number of phosphorylated guanosine derivatives whose metabolic or regulatory functions are important.
GO:0009113
purine nucleobase biosynthetic process
is_a
GO:0046098
guanine metabolic process
is_a
guanine anabolism
exact
guanine biosynthesis
exact
guanine formation
exact
guanine synthesis
exact