GO:0044205

'de novo' UMP biosynthetic process

Details: 
The chemical reactions and pathways resulting in the formation of UMP, uridine monophosphate, starting with the synthesis of (S)-dihydroorotate from bicarbonate; UMP biosynthesis may either occur via reduction by quinone, NAD(+) or oxygen. [GOC:ecd, GOC:jl]
Evidence Code: 
IEA