Abundance of perfect and imperfect trinucleotide repeats in human chromosome 14

ALLCODINGINTRONINTERGENIC
perfectimperfectperfectimperfectperfectimperfectperfectimperfect
TLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMb
aac 15198 987174.3111.32 22795 964261.4411.06 60 554.824.57 107 597.764.57 4791 314175.4311.50 7037 306257.6811.21 9246 599157.2810.19 14060 585239.179.95
aag 5562 35663.794.08 11718 306134.393.51 294 22268.6120.10 566 21517.1219.19 1479 9854.163.59 3358 87122.963.19 3555 21760.473.69 7077 179120.383.04
aat 26637 1674305.5019.20 37834 1626433.9218.65 12 110.960.91 15 113.710.91 8001 507292.9818.57 11314 499414.2918.27 16722 1043284.4517.74 23688 1007402.9417.13
acc 5640 38464.694.40 12402 298142.243.42 138 9126.088.22 306 8279.577.31 2238 15181.955.53 4814 113176.284.14 2859 19648.633.33 6500 149110.572.54
acg 12 10.140.01 21 10.240.01 12 110.960.91 21 119.190.91 0 00.000.00 0 00.000.00 0 00.000.00 0 00.000.00
act 1170 7913.420.91 1736 7719.910.88 48 343.852.74 48 343.852.74 339 2412.410.88 482 2417.650.88 702 4611.940.78 1035 4517.610.77
agc 3957 29345.383.36 4966 29156.953.34 465 32424.8429.24 739 30675.1827.41 1302 10047.683.66 1529 10055.993.66 1947 14233.122.42 2344 14239.872.42
agg 7164 52682.166.03 13905 438159.485.02 516 35471.4431.98 786 34718.1231.06 2253 16382.505.97 4203 134153.904.91 3684 27562.674.68 7378 227125.503.86
atc 3834 25943.972.97 8412 23796.482.72 96 787.716.39 236 7215.626.39 1092 7639.992.78 2437 7089.242.56 2316 15439.402.62 5208 13988.592.36
ccg 1956 13722.431.57 5281 12660.571.45 369 26337.1323.75 1115 241018.7021.93 171 136.260.48 339 1212.410.44 801 5413.620.92 1989 5033.830.85
TL: total length of repeats in class; TN: total number of repeats in class;
LPMb: length per megabase of repeats in class; NPMb: number of repeats in class per megabase

Statistical analysis (contingency test results)

Data points with the smallest value were exluded iteratively until all remaining data contributes more than 5% of the total. Data sets were normalized to 100%

FeatureProbabilityChiSquareDegrees of freedomused / all data pointsExcluded repeats
All sequences
length per megabase0.8931.66656 / 10 acg, act, agc, ccg
number per megabase1.0000.29867 / 10 acg, act, ccg
Coding regions
length per megabase0.5953.68756 / 10 aac, aat, acg, act
number per megabase1.0000.03856 / 10 aac, aat, acg, act
Introns
length per megabase0.8691.85556 / 10 acg, act, agc, ccg
number per megabase0.9990.42167 / 10 acg, act, ccg
Intergenic regions
length per megabase0.8891.69556 / 10 acg, act, agc, ccg
number per megabase0.9990.33667 / 10 acg, act, ccg