O-Antigen Description

Serogroup:O4
Serotype H:
Serotype K:52
Strain:
Structure:
->2)aLRha(1->6)aDGlc(1->3)aLFucNAc(1->3)bDGlcNAc(1->
Comment:- Structure [1]
NMR
1H-NMR4.97 3.44 3.67 3.32 3.82 3.91 3.57 4.95 4.30 3.87 3.84 4.35 1.15 4.59 3.82 3.64 3.47 3.39 3.86 3.71 4.87 3.90 3.71 3.25 3.59 1.22
Solvent: D2O
Temp: 90C
pD:
Ref: Acetone 2.225 ppm
Comment: 1H-NMR [1]
13C-NMR101.80 72.75 74.20 71.20 72.50 68.05 99.30 49.40 77.80 72.55 68.05 16.60 103.80 57.00 80.30 70.00 77.05 62.20 100.50 79.80 71.40 73.80 70.00 17.90
Solvent: D2O
Temp: 90C
pD:
Ref: Acetone 31.45 ppm
Comment: 13C-NMR [1]
Literature
  • First Author: Jann B. "Structural comparison of the O4-specific polysaccharides from E. coli O4:K6 and E. coli O4:K52". Carbohydrate Research. 248. (1993), pp 241-250 PubMed: [7504581]