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Table 5 Strain-specific genes present exclusively in H. pylori strains associated with gastric cancer or premalignant lesions

From: Genome sequence analysis of Helicobacter pylori strains associated with gastric ulceration and gastric cancer

  Number of genes in the indicated strains a
  98-10, B128, and HPAG1 98-10 and B128 98-10 and HPAG1 B128 and HPAG1
Total number of strain-specific genesa 10 16 2 14
Functional class     
   Restriction/modification 5 6 2 4
   Hypothetical 3 9 0 4
No database match 0 2 0 0
Closest match lacks known function 3 7 0 4
Other 2 1 0 6
  1. aPresent in the indicated strains, but not in the other strains for which genome sequences are available.