Mercurial > repos > mahtabm > ensembl
diff variant_effect_predictor/Bio/Structure/Residue.pm @ 0:1f6dce3d34e0
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author | mahtabm |
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date | Thu, 11 Apr 2013 02:01:53 -0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/variant_effect_predictor/Bio/Structure/Residue.pm Thu Apr 11 02:01:53 2013 -0400 @@ -0,0 +1,255 @@ +# $Id: Residue.pm,v 1.7 2002/10/22 07:38:44 lapp Exp $ +# +# bioperl module for Bio::Structure::Residue +# +# Cared for by Kris Boulez <kris.boulez@algonomics.com> +# +# Copyright Kris Boulez +# +# You may distribute this module under the same terms as perl itself + +# POD documentation - main docs before the code + +=head1 NAME + +Bio::Structure::Residue - Bioperl structure Object, describes a Residue + +=head1 SYNOPSIS + + #add synopsis here + +=head1 DESCRIPTION + +This object stores a Bio::Structure::Residue + +=head1 FEEDBACK + +=head2 Mailing Lists + +User feedback is an integral part of the evolution of this and other +Bioperl modules. Send your comments and suggestions preferably to one +of the Bioperl mailing lists. Your participation is much appreciated. + + bioperl-l@bioperl.org - General discussion + http://bio.perl.org/MailList.html - About the mailing lists + +=head2 Reporting Bugs + +Report bugs to the Bioperl bug tracking system to help us keep track +the bugs and their resolution. Bug reports can be submitted via email +or the web: + + bioperl-bugs@bio.perl.org + http://bugzilla.bioperl.org/ + +=head1 AUTHOR - Kris Boulez + +Email kris.boulez@algonomics.com + +=head1 APPENDIX + +The rest of the documentation details each of the object methods. Internal methods are usually preceded with a _ + +=cut + + +# Let the code begin... + + +package Bio::Structure::Residue; +use vars qw(@ISA); +use strict; + +use Bio::Root::Root; +use Bio::Structure::Chain; +use Bio::Structure::Atom; +@ISA = qw(Bio::Root::Root); + + +=head2 new() + + Title : new() + Usage : $residue = Bio::Structure::Residue->new( + -id => 'human_id', + ); + + Function: Returns a new Bio::Structure::Residue object from basic + constructors. Probably most called from Bio::Structure::IO. + Returns : a new Bio::Structure::Residue object + +=cut + + +sub new { + my ($class, @args) = @_; + my $self = $class->SUPER::new(@args); + + my($id, $atom ) = + $self->_rearrange([qw( + ID + ATOM + )], + @args); + + $id && $self->id($id); + + $self->{'atom'} = []; + + # the 'smallest' (and only) item that can be added to a residue is an atom + + $atom && $self->throw("add atoms via an Entry object entry->add_atom(residue,atom)\n"); + + return $self; +} + + + +=head2 atom() + + Title : atom + Usage : + Function: nothing usefull untill I get symbolic references to do what I want + Returns : + Args : + +=cut + +sub atom { + my ($self,$value) = @_; + + $self->throw("no code down here, go see an Entry object nearby\n"); +} + + +=head2 add_atom() + + Title : add_atom + Usage : + Function: nothing usefull untill I get symbolic references to do what I want + Returns : + Args : + +=cut + +sub add_atom { + my($self,$value) = @_; + + $self->throw("nothing here, use a method on an Entry object\n"); +} + + +=head2 chain() + + Title : chain + Usage : $chain = $residue->chain($chain) + Function: Sets the Chain this Residue belongs to + Returns : Returns the Chain this Residue belongs to + Args : reference to a Chain + +=cut + +sub chain { + my($self, $value) = @_; + + $self->throw("use an Entry based method please\n"); +} + + +=head2 id() + + Title : id + Usage : $residue->id("TRP-35") + Function: Gets/sets the ID for this residue + Returns : the ID + Args : the ID + +=cut + +sub id { + my ($self, $value) = @_;; + if (defined $value) { + $self->{'id'} = $value; + } + return $self->{'id'}; +} + + +=head2 DESTROY() + + Title : DESTROY + Usage : + Function: destructor ( get rid of circular references ) + Returns : + Args : + +=cut + +sub DESTROY { + my $self = shift; + + # no specific destruction for now +} + + +# +# from here on only private methods +# + +=head2 _remove_atoms() + + Title : _remove_atoms + Usage : + Function: Removes the atoms attached to a Residue. Tells the atoms they + don't belong to this Residue any more + Returns : + Args : + +=cut + +sub _remove_atoms { + my ($self) = shift; + + $self->throw("no code here\n"); +} + + +=head2 _remove_chain() + + Title : _remove_chain + Usage : + Function: Removes the Chain this Residue is atttached to. + Returns : + Args : + +=cut + +sub _remove_chain { + my ($self) = shift; + + $self->{'chain'} = undef; +} + + +=head2 _grandparent() + + Title : _grandparent + Usage : + Function: get/set a symbolic reference to our grandparent + Returns : + Args : + +=cut + +sub _grandparent { + my($self,$symref) = @_; + + if (ref($symref)) { + $self->throw("Thou shall only pass strings in here, no references $symref\n"); + } + if (defined $symref) { + $self->{'grandparent'} = $symref; + } + return $self->{'grandparent'}; +} + +1;