The Escherichia coli serA-linked capsule locus and its flanking sequences are polymorphic, genetic evidence for the existence of more than two groups of capsule gene clusters

References

1. Birnboim H.C., Doly J. 1979; A rapid alkaline extraction procedure for screening recombinant plasmid DNA.. Nucleic Acids Research 1:1513–1523
   [Google Scholar]
2. Boulnois G.J., Roberts I.S., Hodge R., Hardy K.R., Jann K.B., Timmis K.N. 1987; Analysis of the K1 capsule biosynthesis genes ofEscherichia coli:definition of three functional regions for capsule production.. Molecular and General Genetics 208:242–246
   [Google Scholar]
3. Boulnois G.J., Jann K. 1990; Bacterial polysaccharide capsule synthesis, export and evolution of diversity.. Molecular Microbiology 3:1819–1823
   [Google Scholar]
4. Boulnois G.J., Roberts I.S. 1990; Genetics of capsular polysaccharide production in bacteria.. Current Topics in Microbiology and Immunology 150:1–18
   [Google Scholar]
5. Chang A.C.Y., Cohen S.N. 1978; Construction and characterization of amplifable multicopy DNA cloning vehicles derived from the P15A cryptic miniplasmid.. Journal of Bacteriology 134:1141–1156
   [Google Scholar]
6. Drake C.R., Roberts I.S., Jann B., Jann K., Boulnois G.J. 1990; Molecular cloning and expression of the genes encodingtheEscherichia coliK4 capsular polysaccharide, a fructose substituted chondroitin.. FEMS Microbiology Letters 66:227–230
   [Google Scholar]
7. Echarti C.E., Hirschel B., Boulnois G.J., Varley J.M., Waldvogel F., Timmis K.N. 1983; Cloning and analysis of the K1 capsule biosynthesis genes ofEscherichia coli:lack of homology withNeisseria menigitidisgroup B DNA sequences.. Infection and Immunity 41:54–60
   [Google Scholar]
8. Feinberg A.P., Vogelstein B. 1983; A technique for radiolabelling restriction endonuclease fragments to a high specific activity.. Annals of Biochemistry 132:6–13
   [Google Scholar]
9. Finke A., Roberts I.S., Boulnois G.J., Pazzani C., Jann K. 1989; Activity of CMP-KDO synthetase inEscherichia colistrains expressing the capsular K5 polysaccharide: implication for polysaccharide biosynthesis.. Journal of Bacteriology 171:3074–3075
   [Google Scholar]
10. Finke A., Jann B., Jann K. 1990; CMP-KDO synthetase activity inEscherichia coliexpressing different capsular polysaccharides.. FEMS Microbiology Letters 69:129–134
    [Google Scholar]
11. Frosch M., Edwards U., Bousset K., Krauße B., Weisgerber C. 1991; Evidence for a common molecular origin of the capsule gene loci in Gram-negative bacteria expressing group II capsular polysaccharides.. Molecular Microbiology 5:1251–1263
    [Google Scholar]
12. Jann K. 1985; Cell surface components and virulence:Escherichia coli Oand K antigens in relation to virulence and pathogenicity.. In The Virulence of Escherichia coli pp. 156–176 Sussman M. Edited by New York: Academic Press;
    [Google Scholar]
13. Jann K., Jann B. 1987; Polysaccharide antigens ofEscherichia coli. . Reviews of Infectious Diseases 9:5517–5526
    [Google Scholar]
14. Jann B., Jann K. 1990; Structure and biosynthesis of the capsular antigens ofEscherichia coli. . Current Topics in Microbiology and Immunology 150:19–42
    [Google Scholar]
15. Jann K., Dengler T., Jann B. 1992; Core-lipid A on the K40 polysaccharide ofEscherichia coli08:K40:H9, a representative of group I polysaccharides.. Zentralblatt fur Bakteriologie 276:196–204
    [Google Scholar]
16. Kohara Y., Akiyama K., Isono K. 1987; The physical map of the wholeEscherichia colichromosome: application of a new strategy for rapid analysis and sorting of a large genomic library.. Cell 50:495–508
    [Google Scholar]
17. Kroll J.S., Loynds B., Brophy L., Moxon E.R. 1990; Thehexlocus in encapsulatedHaemophilus influenzae :a chromosomal region involved in capsule polysaccharide export.. Molecular Microbiology 4:1853–1862
    [Google Scholar]
18. Kroncke K.D., Boulnois G.J., Roberts I.S., Bitter-Suerman D., Golecki J., Jann B., Jann K. 1990; Expression of theEscherichia coliK5 capsular antigen: immunoelectron microscopic biochemical studies with recombinant DNA.. Journal of Bacteriology 172:1085–1091
    [Google Scholar]
19. Laasko D.M., Homonylo M.K., Wilmot S.J., Whitfield C. 1988; Transfer and expression of the genetic determinants for O and K antigen synthesis inEscherichia coli09 : K(A)30 andKlebsiellasp.Ol:K20 inE.coliK12.. Canadian Journal of Microbiology 34:987–992
    [Google Scholar]
20. ØRskov I., Nyman K. 1974; Genetic mapping of the antigenic determinants of two polysaccharide K antigens, K10 and K54, inEscherichia coli. . Journal of Bacteriology 120:43–51
    [Google Scholar]
21. ØRskov I., Sharma V., ØRskov F. 1976; Genetic mapping of the K1 and K4 antigens (L) ofEscherichia coli. . Acta Pathologica et Microbiologica Scandinavica Section B 84:125–131
    [Google Scholar]
22. ØRskov I., ØRskov F., Jann B., Jann K. 1977; Serology, chemistry and genetics of O and K antigens ofEscherichia coli. . Bacteriological Reviews 41:667–710
    [Google Scholar]
23. ØRskov F., Sharma V., ØRskov F. 1984; Influence of growth temperature on the development ofEscherichia colipolysaccharide K antigens.. Journal of General Microbiology 130:2681–2684
    [Google Scholar]
24. Pavelka M.S., Wright L.F., Silver R.P. 1991; Identification of two genes,kpsMandkpsT,in region 3 of the poly sialic acid gene cluster ofEscherichia coliKl.. Journal of Bacteriology 173:4603–4610
    [Google Scholar]
25. Riley M., Kraweec S. 1987; Genome organization.. In Escherichia coli and Salmonella typhimurium: Cellular and Molecular Biology pp. 967–981 Neidhardt F.C. others Edited by Washington DC: American Society for Microbiology.;
    [Google Scholar]
26. Roberts I.S., Mountford R., High N., Bitter-Suerman D., Jann K., Timmis K.N., Boulnois G.J. 1986; Molecular cloning and analysis of the genes for production of the K5, K7, K12 and K92 capsular polysaccharides ofEscherichia coli. . Journal of Bacteriology 168:1228–1233
    [Google Scholar]
27. Roberts I.S., Mountford R., Hodge R., Jann K.B., BOULNOIS G.J. 1988a; Common organization of gene clusters for the production of different capsular polysaccharides (K antigens) inEscherichia coli. . Journal of Bacteriology 170:1305–1310
    [Google Scholar]
28. Roberts M., Roberts I.S., Korhonen T.K., Jann K., Bitter-Suerman D., Boulnois G.J., Williams P.H. 1988b; DNA probes for K antigen (Capsule) typing ofEscherichia coli. . Journal of Clinical Microbiology 26:385–387
    [Google Scholar]
29. Saito H., Miura K.I. 1963; Preparation of transforming deoxyribonucleic acid by phenol treatment.. Biochimica et Biophysica Acta 72:619–629
    [Google Scholar]
30. Sambrook J., Fritsch E.F., Maniatis T. 1989 Molecular Cloning: a Laboratory Manual, 2nd edn.. Cold Spring Harbor, NY: Cold Spring Harbor Laboratory.;
    [Google Scholar]
31. Schmidt G., Jann B., Jann K. 1977; Genetic determinants of the synthesis of the polysaccharide capsular antigen K27(A) ofEscherichia coli. . Journal of General Microbiology 100:355–361
    [Google Scholar]
32. Schmidt M.A., Jann K. 1982; Phospholipid substitution of capsular (K) polysaccharide antigens fromEscherichia colicausing extra-intestinal infections.. FEMS Microbiology Letters 14:69–74
    [Google Scholar]
33. Silver R.P., Vann W.F., Aaronson W. 1984; Genetic and molecular analysis ofEscherichia coliKl antigen gene.. Journal of Bacteriology 157:568–575
    [Google Scholar]
34. Smith A.N., Boulnois G.J., Roberts I.S. 1990; Molecular analysis ofEscherichia coliK5kpslocus: identification and characterization of an inner membrane polysaccharide transport system.. Molecular Microbiology 4:1863–1869
    [Google Scholar]
35. Southern E.M. 1975; Detection of specific sequences among DNA fragments separated by gel electrophoresis.. Journal of Molecular Biology 89:503–517
    [Google Scholar]
36. Vimr E.R. 1991; Map position and genomic organization of thekpscluster for polysialic acid synthesis inEscherichiacoliKl.. Journal of Bacteriology 173:1335–1338
    [Google Scholar]
37. Vimr E.R., Aaronson W., Silver R.P. 1989; Genetic analysis of chromosomal mutations in the polysialic gene cluster ofE.coliKl.. Journal of Bacteriology 171:1106–1117
    [Google Scholar]