A SNP Resource for Human Chromosome 22: Extracting Dense Clusters of SNPs From the Genomic Sequence

Table 3.

Base Pair Changes

Type of substitution No. of substitutions
Transitions
 C/T (=T/C, G/A, A/G) 7060 (70.24%)
Total transitions 7060 (70.24%)
Transversions
 C/G (=G/C) 949 (9.44%)
 T/A (=A/T) 496 (4.94%)
 T/G (=G/T, C/A, A/C) 1546 (15.38%)
Total transversions 2991 (29.76%)
  • Each base change observed in the candidate variants was categorized to be one of the four types shown.

  • Transitions are pyrimidine–pyrimidine or purine–purine substitutions.

  • Transversions are purine–pyrimidine or pyrimidine–purine substitutions.

This Article

  1. Genome Res. 11: 170-178

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