# HG changeset patch # User geert-vandeweyer # Date 1392297883 18000 # Node ID 3990d6b37e2d3cb1f187d5d00a3d7cb6233248cd # Parent c450731486c8c4cd9f9d2616d987d7e3e34080bc Uploaded diff -r c450731486c8 -r 3990d6b37e2d FastQ_QualConverter.xml --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/FastQ_QualConverter.xml Thu Feb 13 08:24:43 2014 -0500 @@ -0,0 +1,70 @@ + + convert from various base-FASTQ quality formats to fastqsanger + FastQ_QualConverter.pl -i '$input_file' -f '$input_type' -o '$output_file' + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +**What it does** + +This tool offers several conversions options relating to the FASTQ format.Output is always fastqsanger. Input can be specified or auto detected (based on first 15000 reads). + +Hopefully it is faster than the default fastq groomer. + + +----- + +**Quality Score Comparison** + +:: + + SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS + ...............................IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII + ..........................XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~ + | | | | | | + 33 59 64 73 104 126 + + S - Sanger Phred+33, 93 values (0, 93) (0 to 60 expected in raw reads) (sanger = input) + I - Illumina 1.3 Phred+64, 62 values (0, 62) (0 to 40 expected in raw reads) (sanger = input - 31) + X - Solexa Solexa+64, 67 values (-5, 62) (-5 to 40 expected in raw reads) (sanger = 33 + 10 * log(1 + 10 ** (input) - 64) / 10.0)) / log(10); + +Diagram adapted from http://en.wikipedia.org/wiki/FASTQ_format + +.. class:: infomark + +Output from Illumina 1.8+ pipelines are Sanger encoded. + + + +