O-Antigen Description

Serogroup:O73 ab
Serotype H:33
Serotype K:
Strain:73-1
Structure:
                    aDGlc(1->3)
                             |
->4)aDMan(1->2)aDMan(1->2)bDMan(1->3)aDGalNAc(1->
Comment:- Structure [1]
- Tentatively named ab here due to difference from other strain
NMR
1H-NMR5.44 4.09 4.06 3.89 3.80 5.32 4.33 4.03 4.22 4.04 5.31 3.59 3.70 3.45 3.85 5.08 4.01 4.04 3.79 3.90 4.86 4.08 3.86 3.80 3.42
Solvent: D2O
Temp: 70C
pD:
Ref: TSP 0.00 ppm
Comment: 1H-NMR [1]
13C-NMR99.20 79.30 70.90 68.10 73.40 99.10 49.80 77.50 69.50 72.10 101.00 72.40 74.00 70.70 72.80 102.10 71.30 71.90 74.90 73.60 102.00 76.00 80.40 67.50 77.40
Solvent: D2O
Temp: 70C
pD:
Ref: Acetone 31.00 ppm
Comment: 13C-NMR [1]
Literature
  • First Author: Weintraub, A. "Structural studies of the O-antigenic polysaccharide of an enteroaggregative Escherichia coli strain". European Journal of Biochemistry. 213(2). (1993), pp 859-864 PubMed: [7682949]
  • First Author: Stenutz, R. "The structures of Escherichia coli O-polysaccharide antigens". FEMS Microbiology. 30(3). (2006), pp 382-403 PubMed: [16594963]