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Martin Asser Hansen edited this page Oct 2, 2015 · 6 revisions

Biopiece: read_sam

Description

read_sam read in alignment entries from SAM files.

Currently only single end alignments can be parsed.

The resulting Biopiece record consists of the following record type:

MAPQ: 37
STRAND: -
Q_ID: ID00016152
ALIGN: 65:G>-
S_ID: gi|48994873|gb|U00096.2|
REC_TYPE: SAM
S_BEG: 7436
SEQ: TCAAAAGAAAAACTCAGGGCGCGGGCAACGGCGTTCGCTTGAACTCCGCTGAAAATTATGCCATAGCGATGAGCAAAAAGACGGCGAACAGAACGCCCAT
CIGAR: 65M1D35M
---

The ALIGN field that holds the alignment descriptors as described in the KISS format specifications:

http://code.google.com/p/biopieces/wiki/KissFormat

For more about the SAM format:

http://samtools.sourceforge.net/SAM1.pdf

Usage

read_sam [options] -i <SAM file(s)>

Options

[-?          | --help]               #  Print full usage description.
[-i <files!> | --data_in=<files!>]   #  Comma separated list of files or glob expression to read.
[-n <uint>   | --num=<uint>]         #  Limit number of records to read.
[-e <string> | --encoding=<string>]  #  Encoding <auto|base_33|base_64>  -  Default=auto
[-I <file>   | --stream_in=<file!>]  #  Read input stream from file  -  Default=STDIN
[-O <file>   | --stream_out=<file>]  #  Write output stream to file  -  Default=STDOUT
[-v          | --verbose]            #  Verbose output.

Examples

To read all SAM entries from a file:

read_sam -i test.sam

To read in only 10 records from a SAM file:

read_sam -n 10 -i test.sam

To read all SAM entries from multiple files:

read_sam -i test1.sam,test2.sam

To read SAM entries from multiple files using a glob expression:

read_sam -i '*.sam'

See also

Author

Martin Asser Hansen - Copyright (C) - All rights reserved.

[email protected]

October 2009

License

GNU General Public License version 2

http://www.gnu.org/copyleft/gpl.html

Help

read_sam is part of the Biopieces framework.

http://www.biopieces.org

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