| ULS00017 | 3-deoxy-D-manno-octulosonate from D-ribulose 5-phosphate | None - {{∅}} | None - {{∅}} | Unexplained |  | 
                
                    | UER00475 | 3-deoxy-D-manno-octulosonate from D-ribulose 5-phosphate: step 3/3~1 8-phospho-3-deoxy-D-manno-octulosonate + 1 H(2)O => 1 3-deoxy-D-manno-octulosonate + 1 phosphate. | None - {{∅}} | None - {{∅}} | Unexplained |  | 
                
                    | UER00474 | 3-deoxy-D-manno-octulosonate from D-ribulose 5-phosphate: step 2/3~1 D-arabinose 5-phosphate + 1 H(2)O + 1 phosphoenolpyruvate => 1 8-phospho-3-deoxy-D-manno-octulosonate + 1 phosphate. | None - {{∅}} | None - {{∅}} | Unexplained |  | 
                
                    | UER00473 | 3-deoxy-D-manno-octulosonate from D-ribulose 5-phosphate: step 1/3~1 D-ribulose 5-phosphate => 1 D-arabinose 5-phosphate. | None - {{∅}} | None - {{∅}} | Unexplained |  | 
                
                    | UPA00357 | 3-deoxy-D-manno-octulosonate biosynthesis~Biosynthesis of 3-deoxy-D-manno-octulosonate (KDO, keto-deoxyoctulonate). In general, KDO residues are normally found in the lipopolysaccharide inner core of gram-negative bacteria, but in K. pneumoniae, this KDO residue provides the ligation site for O polysaccharide. The conserved Klebsiella outer core contains the unusual trisaccharide 3-deoxy-d-manno-oct-2-ulosonic acid (Kdo)-(2,6)-GlcN-(1,4)-GalUA. lipopolysaccharide (LPS). | None - {{∅}} | None - {{∅}} | Unexplained |  |