Abundance of perfect and imperfect trinucleotide repeats in chimpanzee chromosome 13

ALLCODINGINTRONINTERGENIC
perfectimperfectperfectimperfectperfectimperfectperfectimperfect
TLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMb
aac 17649 1145170.0211.03 26323 1142253.5811.00 24 235.842.99 45 267.202.99 3786 244166.8710.76 5569 243245.4610.71 13002 844161.6210.49 19412 842241.3010.47
aag 4563 31043.962.99 10230 27798.552.67 105 8156.8111.95 164 8244.9211.95 909 6540.062.87 2163 6095.342.65 3411 22642.402.81 7543 19893.762.46
aat 26355 1738253.8916.74 39267 1697378.2816.35 0 00.000.00 0 00.000.00 5679 368250.3116.22 7985 356351.9515.69 19674 1305244.5616.22 29838 1276370.9015.86
acc 3381 25332.572.44 5292 24250.982.33 36 353.764.48 120 3179.214.48 960 7042.313.08 1719 6575.772.87 2178 16427.072.04 3187 16039.621.99
acg 69 50.670.05 75 50.720.05 0 00.000.00 0 00.000.00 24 21.060.09 24 21.060.09 45 30.560.04 51 30.630.04
act 804 587.750.56 1289 5712.420.55 0 00.000.00 0 00.000.00 189 138.330.57 326 1214.370.53 579 427.200.52 918 4211.410.52
agc 3606 25934.742.50 4824 25446.472.45 309 22461.4732.85 552 22824.3732.85 912 6340.202.78 1191 6352.492.78 2232 16227.752.01 2843 15835.341.96
agg 4941 38647.603.72 10072 35797.033.44 153 12228.4917.92 258 11385.3016.43 1320 10458.184.58 2773 95122.224.19 3294 25640.953.18 6532 23881.202.96
atc 3918 25937.742.50 6876 24666.242.37 102 8152.3311.95 216 8322.5811.95 1065 6846.943.00 1792 6678.982.91 2604 17232.372.14 4621 16157.442.00
ccg 1164 7911.210.76 2920 7628.130.73 162 12241.9317.92 513 12766.1317.92 228 1510.050.66 638 1428.120.62 567 377.050.46 1332 3516.560.43
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 megabase0.9650.97056 / 10 acg, act, agc, ccg
number per megabase1.0000.04667 / 10 acg, act, ccg
Coding regions
length per megabase0.5043.33345 / 10 aac, aat, acc, acg, act
number per megabase1.0000.05745 / 10 aac, aat, acc, acg, act
Introns
length per megabase0.9571.53867 / 10 acg, act, ccg
number per megabase1.0000.04467 / 10 acg, act, ccg
Intergenic regions
length per megabase0.9300.86045 / 10 acc, acg, act, agc, ccg
number per megabase1.0000.05867 / 10 acg, act, ccg