Ewan Birney

NAME

Bio::AlignIO::mega - Parse and Create MEGA format data files

SYNOPSIS

    use Bio::AlignIO;
    my $alignio = new Bio::AlignIO(-format => 'mega',
                                  -file   => 't/data/hemoglobinA.meg');

    while( my $aln = $alignio->next_aln ) {
        # process each alignment or convert to another format like NEXUS
    }

DESCRIPTION

This object handles reading and writing data streams in the MEGA format (Kumar and Nei).

FEEDBACK

Mailing Lists

User feedback is an integral part of the evolution of this and other Bioperl modules. Send your comments and suggestions preferably to the Bioperl mailing list. Your participation is much appreciated.

  bioperl-l@bioperl.org              - General discussion
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Reporting Bugs

Report bugs to the Bioperl bug tracking system to help us keep track of the bugs and their resolution. Bug reports can be submitted via email or the web:

  bioperl-bugs@bioperl.org
  http://bioperl.org/bioperl-bugs/

AUTHOR - Jason Stajich

Email jason@bioperl.org

Describe contact details here

CONTRIBUTORS

Additional contributors names and emails here

APPENDIX

The rest of the documentation details each of the object methods. Internal methods are usually preceded with a _

next_aln

 Title   : next_aln
 Usage   : $aln = $stream->next_aln()
 Function: returns the next alignment in the stream.
           Supports the following MEGA format features:
           - The file has to start with '#mega'
           - Reads in the name of the alignment from a comment 
             (anything after '!TITLE: ') .  
           - Reads in the format parameters datatype 

 Returns : L<Bio::Align::AlignI> object - returns 0 on end of file
            or on error
 Args    : NONE

write_aln

 Title   : write_aln
 Usage   : $stream->write_aln(@aln)
 Function: writes the $aln object into the stream in MEGA format
 Returns : 1 for success and 0 for error
 Args    : L<Bio::Align::AlignI> object