Bio::Tools Hmmpfam
SummaryIncluded librariesPackage variablesSynopsisDescriptionGeneral documentationMethods
Summary
Bio::Tools::Hmmpfam
Package variables
No package variables defined.
Included modules
Bio::Root::IO
Bio::Root::Root
Bio::SeqFeature::FeaturePair
Bio::SeqFeature::Generic
Inherit
Bio::Root::IO Bio::Root::Root
Synopsis
  use Bio::Tools::Hmmpfam;
  my $hmmpfam_parser = new Bio::Tools::Hmmpfam(-fh =>$filehandle );
  while( my $hmmpfam_feat = $hmmpfam_parser->next_result ) {
        push @hmmpfam_feat, $hmmpfam_feat;
  }
Description
 Parser for Hmmpfam  program
Methods
newDescriptionCode
next_resultDescriptionCode
create_featureDescriptionCode
seqnameDescriptionCode
Methods description
newcode    nextTop
 Title   : new
 Usage   : my $obj = new Bio::Tools::Hmmpfam(-fh=>$filehandle);
 Function: Builds a new Bio::Tools::Hmmpfam object
 Returns : Bio::Tools::Hmmpfam
 Args    : -filename
           -fh (filehandle)
next_resultcodeprevnextTop
 Title   : next_result
 Usage   : my $feat = $hmmpfam_parser->next_result
 Function: Get the next result set from parser data
 Returns : Bio::SeqFeature::Generic
Args : none
create_featurecodeprevnextTop
 Title   : create_feature
 Usage   : my $feat=$hmmpfam_parser->create_feature($feature,$seqname)
 Function: creates a SeqFeature Generic object
 Returns : Bio::SeqFeature::Generic
Args :
seqnamecodeprevnextTop
 Title   :   seqname
 Usage   :   obj->seqname($seqname)
 Function:   Internal(not to be used directly)
 Returns :
 Args    :   seqname
Methods code
newdescriptionprevnextTop
sub new {
      my($class,@args) = @_;

      my $self = $class->SUPER::new(@args);
      $self->_initialize_io(@args);

      return $self;
}
next_resultdescriptionprevnextTop
sub next_result {
    my ($self) = @_;
    my $filehandle;
    
 my $line;

    my $id;
    while ($_=$self->_readline()) {
         $line = $_;
         chomp $line;
    
        
        last if $line=~m/^Alignments of top-scoring domains/;
        next if ($line=~m/^Model/ || /^\-/ || /^$/);
        
        if ($line=~m/^Query sequence:\s+(\S+)/) {
           $id = $1;
           $self->seqname($id);
        }
       
       if (my ($hid, $start, $end, $hstart, $hend, $score, $evalue) = $line=~m/^(\S+)\s+\S+\s+(\d+)\s+(\d+)\s+\S+\s+(\d+)\s+(\d+)\s+\S+\s+(\S+)\s+(\S+)/) {
            my %feature;
            
            ($feature{name}) = $self->seqname;
            $feature{score} = $score;
            $feature{p_value} = sprintf ("%.3e", $evalue);
            $feature{start} = $start;
            $feature{end} = $end;
            $feature{hname} = $hid;
            $feature{hstart} = $hstart;
            $feature{hend} = $hend;
            ($feature{source}) = 'pfam';
            $feature{primary} = $hid;
            ($feature{program}) = 'pfam';
            ($feature{db}) = 'db1';
            ($feature{logic_name}) = 'hmmpfam';
            my $new_feat = $self->create_feature (\%feature);
            return $new_feat
        
        }
        next;

    }
    return;
}
create_featuredescriptionprevnextTop
sub create_feature {
    my ($self, $feat) = @_;



    my $feature1= Bio::SeqFeature::Generic->new( -seqname    =>$feat->{name},
                                                -start      =>$feat->{start},
                                                -end        =>$feat->{end},
                                                -score      =>$feat->{score},
                                                -source     =>$feat->{source},
                                                -primary    =>$feat->{primary},
                                                   );
    


    my $feature2= Bio::SeqFeature::Generic->new(
                                                 -start      =>$feat->{hstart},
                                                 -end        =>$feat->{hend},
                                                  );




    my $featurepair = Bio::SeqFeature::FeaturePair->new;
    $featurepair->feature1 ($feature1);
    $featurepair->feature2 ($feature2);
   
   $featurepair->add_tag_value('evalue',$feat->{p_value});
   $featurepair->add_tag_value('percent_id','NULL');
   $featurepair->add_tag_value("hid",$feat->{primary});
    return  $featurepair;
}
seqnamedescriptionprevnextTop
sub seqname {
    my($self,$seqname)=@_;

    if(defined($seqname))
    {
        $self->{'seqname'}=$seqname;
    }

    return $self->{'seqname'};
}
General documentation
FEEDBACKTop
Mailing ListsTop
 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
 http://bioperl.org/MailList.shtml  - About the mailing lists
Reporting BugsTop
 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://bugzilla.bioperl.org/
AUTHOR - Balamurugan KumarasamyTop
 Email: fugui@worf.fugu-sg.org
APPENDIXTop
 The rest of the documentation details each of the object methods.
 Internal methods are usually preceded with a _