Abundance of perfect and imperfect trinucleotide repeats in chimpanzee chromosome 6

ALLCODINGINTRONINTERGENIC
perfectimperfectperfectimperfectperfectimperfectperfectimperfect
TLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMb
aac 34212 2173186.7211.86 50483 2119275.5211.56 12 17.140.59 15 18.930.59 10329 650199.6912.57 15280 637295.4112.31 22098 1409170.2210.85 32722 1372252.0610.57
aag 10158 64855.443.54 21310 564116.313.08 180 15107.188.93 327 15194.718.93 2373 15145.882.92 4804 13292.882.55 7062 44854.403.45 15327 385118.062.97
aat 47727 3117260.4817.01 70577 3036385.1916.57 54 432.162.38 84 450.022.38 13326 857257.6316.57 19096 839369.1816.22 32247 2116248.4016.30 48146 2054370.8715.82
acc 6687 50536.502.76 11051 48460.312.64 165 1398.257.74 237 12141.127.14 1776 13134.342.53 2563 12549.552.42 4281 32732.982.52 6995 31853.882.45
acg 87 70.470.04 93 70.510.04 12 17.140.59 18 110.720.59 36 30.700.06 36 30.700.06 27 20.210.01 27 20.210.01
act 1998 13310.900.73 3164 12317.270.67 0 00.000.00 0 00.000.00 621 3812.010.73 1064 3220.570.62 1185 859.130.66 1866 8214.370.63
agc 6120 45033.402.46 8874 44548.432.43 579 42344.7725.01 1048 41624.0424.41 1536 11329.702.19 1984 11338.362.19 3591 26427.662.03 5135 26039.552.00
agg 10167 76555.494.17 21201 705115.713.85 429 32255.4519.05 732 32435.8719.05 3081 23759.564.58 6630 209128.184.04 5961 44345.923.41 12656 41397.493.18
atc 7215 48839.382.66 13018 46471.052.53 180 14107.188.34 315 14187.578.34 2031 14339.272.77 3066 13759.272.65 4716 31036.332.39 9169 29370.632.26
ccg 2205 15112.030.82 5879 13932.090.76 456 34271.5320.25 1057 29629.4017.27 462 328.930.62 1370 3026.490.58 1020 667.860.51 2680 6220.640.48
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 megabase0.9650.97356 / 10 acg, act, agc, ccg
number per megabase1.0000.05467 / 10 acg, act, ccg
Coding regions
length per megabase0.9650.96556 / 10 aac, aat, acg, act
number per megabase0.9990.19356 / 10 aac, aat, acg, act
Introns
length per megabase0.8971.08545 / 10 acc, acg, act, agc, ccg
number per megabase1.0000.08156 / 10 acg, act, agc, ccg
Intergenic regions
length per megabase0.9511.13056 / 10 acg, act, agc, ccg
number per megabase1.0000.06156 / 10 acg, act, agc, ccg