Glycosyl residues
Colitose, Col

Occurs in O55 and O111. It is also found in Yersinia pseudotuberculosis PubMed [955669], PubMed [6210095], PubMed [2472792], Vibrio cholera PubMed [7504475], Salmonella PubMed [6339053], Pseudoalteromonas tetraodonis PubMed [11423109] and Aeromonas enteropelogenes PubMed[8665933]. [CID 165197][MESH colitose]

L-6-deoxy-talose, L6dTal

Occurs in O45, O45rel, O66 and O88. [CID 151474]

4-O-[(R)-1-carboxyethyl]-D-glucose, DGlc4RLac

Occurs in O124.

3-O-[(R)-1-carboxyethyl]-L-rhamnose, LRha3RLac

Occurs in O58 and is also found in Vibrio fluvialis PubMed[7506031]. [CID 131004]

2-acetamido-2,3-dideoxy-3-formamido-D-rhamnose, DRhaNAc3Fo

Occurs in O119.

N-acetyl-neuraminic acid, Neu5Ac

Occurs in O24,O56 and, with additional acetates, in O104.

5,7-diacetamido-3,5,7,9-tetradeoxy-L-glycero-L-manno-nonulosonic acid (Pseudaminic acid), Pse

Occurs in O136. Also found inShigella boydii PubMed [2445353], Vibrio cholerae,Campylobacter jejuni PubMed [11461915] and Pseudomonas aeruginosa PubMed[6437679]. It is also found with a 3-hydroxybutyramido group in position 7 in Sinorhizobium fredii PubMed[10477263].

D-xylulofuranose (D-threo-pentulofuranose), Xulf

Found in O97. It is also a component of Yersinia enterocoliticaPubMed [2422030], PubMed[3566966].

6-deoxy-D-manno-heptopyranose, Dd6ManHep

Component of O52, Plesiomonas shigelloides PubMed [10712598] and Yersinia pseudotuberculosis PubMed[6207836].

D-fucofuranose, DFucf

Component of O52. Found in polysaccharides from Eubacterium saburreum PubMed [12681915].

D-ribofuranose, DRibf

Component of O5 ab, O5 ac , O20 ab, 020 ac and O105. Relatively common in O-antigens of other bacteria and in CPS of E. coli.

Acyl groups
Glycine, Gly

Linked through its nitrogen to C6 of glucuronic acid in O91.

(R)-3-hydroxybutyryl, BuR3OH

Linked to aminosugars in O10 and O91.

N-acetyl-glycyl, NGlyAc

Linked to aminosugar in O121

L-alanine, LAla

Linked through its nitrogen to C6 of galacturonic acid in O167