Base-Calling of Automated Sequencer Traces Using Phred. II. Error Probabilities

Table 2.

Base Counts for Data Used in Fig. 1.

Quality value range Dye primer reads Dye terminator reads
set 3 set 4 set 3 set 4
0–5 53994 28251 1739734 110436
6–10 1608428 466490 2445065 318662
11–15 810982 211506 1074522 117609
16–20 576383 126763 995229 85179
21–25 728923 145538 1005002 97460
26–30 1002981 141353 972248 86930
31–35 1575967 235986 1628439 148591
36–40 1552397 260893 2507051 182187
41–45 724021 167783 2427413 127885
46–50 23793 25826 391942 28218
51 249206 36241 2118720 28322

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  1. Genome Res. 8: 186-194

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