Abundance of perfect and imperfect trinucleotide repeats in chimpanzee chromosome 7

ALLCODINGINTRONINTERGENIC
perfectimperfectperfectimperfectperfectimperfectperfectimperfect
TLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMbTLTNLPMbNPMb
aac 29991 1892179.0111.29 43290 1853258.3911.06 24 214.581.22 27 216.411.22 9939 626187.1711.79 14119 619265.8811.66 18981 1195168.2910.60 27606 1163244.7610.31
aag 8853 56752.843.38 19731 507117.773.03 216 18131.2510.94 370 18224.8210.94 2655 17250.003.24 6339 157119.372.96 5445 34448.283.05 12181 302108.002.68
aat 42492 2799253.6316.71 63073 2729376.4816.29 12 17.290.61 12 17.290.61 13536 890254.9116.76 19583 870368.7816.38 27033 1792239.6815.89 40728 1744361.1115.46
acc 6294 46337.572.76 11023 43765.802.61 126 876.564.86 243 8147.654.86 2202 15941.472.99 4117 15377.532.88 3669 27332.532.42 5975 25852.982.29
acg 12 10.070.01 12 10.070.01 12 17.290.61 12 17.290.61 0 00.000.00 0 00.000.00 0 00.000.00 0 00.000.00
act 1680 11210.030.67 2429 10514.500.63 12 17.290.61 12 17.290.61 669 4312.600.81 923 4117.380.77 948 648.400.57 1375 6012.190.53
agc 5961 44635.582.66 8276 43149.402.57 567 44344.5226.73 932 40566.3024.30 2313 17343.563.26 3350 16463.093.09 2688 20023.831.77 3437 19830.471.76
agg 9936 74659.314.45 22417 662133.813.95 396 29240.6217.62 731 28444.1717.01 3486 26265.654.93 7769 238146.304.48 5703 42850.563.79 13217 371117.193.29
atc 5991 41135.762.45 10475 39262.522.34 123 1074.746.08 154 1093.576.08 1845 12334.742.32 3089 11958.172.24 3729 25933.062.30 6745 24659.802.18
ccg 2526 17415.081.04 6216 15937.100.95 444 33269.7820.05 947 33575.4220.05 651 4312.260.81 1554 3829.260.72 1230 8510.910.75 3249 7728.810.68
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 megabase0.9161.47756 / 10 acg, act, agc, ccg
number per megabase1.0000.06067 / 10 acg, act, ccg
Coding regions
length per megabase0.9700.53145 / 10 aac, aat, acg, act, atc
number per megabase1.0000.08556 / 10 aac, aat, acg, act
Introns
length per megabase0.9371.80367 / 10 acg, act, ccg
number per megabase1.0000.04267 / 10 acg, act, ccg
Intergenic regions
length per megabase0.9171.46656 / 10 acg, act, agc, ccg
number per megabase1.0000.08456 / 10 acg, act, agc, ccg