Statistics and figures for sequencing library: HS1531 (Control)


Summary of read assignments by assignment class

Read ClassRead CountPercent of Total
Total read count27,566,066100%
Read1-Read2 identical1680.00%
Low complexity157,2800.57%
Low quality (>1 N)1,313,7254.77%
Ensembl transcript12,994,41847.14%
Ensembl transcript (ambiguous)1,106,6344.01%
Novel exon junction2,2870.01%
Novel exon junction (ambiguous)700.00%
Novel exon boundary extension69,9060.25%
Novel exon boundary extension (ambiguous)3,3030.01%
Intron2,514,0129.12%
Intron (ambiguous)45,8970.17%
Intergenic830,9943.01%
Intergenic (ambiguous)21,4790.08%
Repeat element1,111,6294.03%
Repeat element (ambiguous)312,5681.13%
Unassigned7,081,69425.69%


Summary of average coverage values by feature type

Feature TypeAverage CoverageTotal Base CountCumulative Coverage
Gene9.1670,657,218647,218,369
Transcript7.2546,317,996335,788,189
ExonRegion9.1670,657,218647,218,369
Junction0.71137,098,12096,914,098
KnownJunction7.0913,544,70696,019,313
NovelJunction0.01123,553,414894,785
Boundary0.7426,598,68219,635,509
KnownBoundary5.761,328,7227,656,151
NovelBoundary0.4725,269,96011,979,358
Intron0.111,089,861,286123,837,291
ActiveIntronRegion0.4679,490,29936,812,098
SilentIntronRegion0.091,009,728,46686,962,145
Intergenic0.021,852,870,18240,846,617
ActiveIntergenicRegion0.5143,146,58821,956,080
SilentIntergenicRegion0.011,809,595,58018,873,486


Summary of expressed events by feature type

Feature TypeFeature CountExpressed (%)Not Expressed (%)
Gene36,95411,325 (30.65%)25,629 (69.35%)
Transcript62,3729,348 (14.99%)53,024 (85.01%)
ExonRegion277,805126,027 (45.37%)151,778 (54.63%)
Junction2,211,26197,874 (4.43%)2,113,387 (95.57%)
KnownJunction218,46496,704 (44.27%)121,760 (55.73%)
NovelJunction1,992,7981,170 (0.06%)1,991,628 (99.94%)
Boundary429,01219,368 (4.51%)409,644 (95.49%)
KnownBoundary21,4326,479 (30.23%)14,953 (69.77%)
NovelBoundary407,58112,889 (3.16%)394,692 (96.84%)
Intron204,1781,941 (0.95%)202,237 (99.05%)
ActiveIntronRegion250,7706,316 (2.52%)244,454 (97.48%)
SilentIntronRegion312,3982,508 (0.80%)309,890 (99.20%)
Intergenic28,391397 (1.40%)27,994 (98.60%)
ActiveIntergenic123,0404,147 (3.37%)118,893 (96.63%)
SilentIntergenic110,4331,453 (1.32%)108,980 (98.68%)
GRAND TOTAL
(non-redundant)
4,046,614280,704 (6.94%)3,765,910 (93.06%)


Estimates of intronic and intergenic noise levels (95th percentiles of silent intron and intergenic regions)

95th percentile of silent intron regions for library (HS1531) is: 10.58 (log2 = 3.4)

95th percentile of silent intergenic regions for library (HS1531) is: 9.33 (log2 = 3.22)



Estimates of signal-to-noise ratio

(Average coverage of exon regions / Average coverage of silent intron regions) = 101.78

(Average coverage of exon regions / Average coverage of silent intergenic regions) = 916.00



Distribution of log2 raw expression values for each feature type

Box-and-whisker plots for log2 expression values for each feature type.


Raw expression values by feature type



Distribution of log2 normalized expression values for each feature type

Box-and-whisker plots for normalized log2 expression values for each feature type.


Normalized expression values by feature type



Density scatter plot of exon region versus gene expression values

Density scatter plot of log2 expression values for exon regions versus corresponding gene expression values.


Exon region vs. gene expression



Density scatter plot of silent intron region versus gene expression values

Density scatter plot of log2 expression values for silent intron regions versus corresponding gene expression values.


Silent intron region vs. gene expression



Histograms of expression values for each feature type

Histograms depicting distribution of log2 expression values for individual feature types. The 95th percentile of expression values for silent intergenic region is depicted as a dotted line on all plots.


Expression distribution by feature type



Percentiles plot for expression of exon regions, silent intron regions and silent intergenic regions

Percentiles plot for exon region, silent intron region and silent intergenic region expression values. The 95th percentiles of intronic and intergenic distributions are depicted as colored, dotted lines


Percentiles plot