Substitution types / A-to-G / A-to-T / A-to-C / T-to-G / C-to-G / C-to-T / T-to-C / C-to-A / T-to-A / G-to-T / G-to-C / G-to-A / Total
Alu-derived SNPs / 24410 / 5234 / 7858 / 7869 / 7382 / 35578 / 24394 / 7058 / 5092 / 6979 / 7565 / 35678 / 175097
% of total / 13.94 / 2.99 / 4.49 / 4.49 / 4.22 / 20.32 / 13.93 / 4.03 / 2.91 / 3.99 / 4.32 / 20.38
128,406 full length cDNAs / 109732 / 15029 / 15895 / 14361 / 22996 / 56240 / 62118 / 16211 / 12766 / 16274 / 24317 / 56894 / 422833
% of total / 25.95 / 3.55 / 3.76 / 3.40 / 5.44 / 13.30 / 14.69 / 3.83 / 3.02 / 3.85 / 5.75 / 13.46
Polymorphic allele types / A/G / C/T / G/T / C/G / A/T / A/C / Total
Repeat element-derived SNPs
in the dbSNP database / 228799 / 227333 / 65783 / 62909 / 54549 / 65045 / 704418
% of total / 32.48 / 32.27 / 9.34 / 8.93 / 7.74 / 9.23
128,406 full length cDNAs / 166626 / 118358 / 30635 / 47313 / 27795 / 32106 / 422833
% of total / 39.41 / 27.99 / 7.25 / 11.19 / 6.57 / 7.59

Supplemental table 1a. Classification of repeat element-derived SNPs with the unknown direction of change

Supplemental table 1b. Classification of Alu-derived SNPs with the known direction of change