Leon Timmermans > Bio-SFF-0.006 > Bio::SFF::Header

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Module Version: 0.006   Source   Latest Release: Bio-SFF-0.007

NAME ^

Bio::SFF::Header - An SFF header

VERSION ^

version 0.006

DESCRIPTION ^

This object represents the header of an SFF file. You probably don't want to deal with this in any way.

ATTRIBUTES ^

magic

The magic bytes at the start of any SFF file, this is always 779314790.

version

The version of SFF that is used. This must currently be 1.

index_offset

The offset of the index, or 0 if no index is present.

index_length

The length of the index, or 0 if no index is present.

number_of_reads

The number of reads in the SFF file.

header_length

The length of the header in bytes.

number_of_flows

The number of flows in the entries.

flowgram_format_code

Currently, this must always be 1.

flow_chars

The array of nucleotide bases ('A', 'C', 'G' or 'T') that correspond to the nucleotides used for each flow of each read.

key_sequences

The nucleotide bases of the key sequence used for the reads.

number_of_flows_per_read

The number of flowgram values in each entry.

AUTHOR ^

Leon Timmermans <leont@cpan.org>

COPYRIGHT AND LICENSE ^

This software is copyright (c) 2011 by Leon Timmermans, Utrecht University.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.

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