module Bio::PDB::HeterogenFinder
methods to access heterogens (compounds or ligands)
XXX#each_chain must be defined.
Bio::PDB::HeterogenFinder is included by Bio::PDB::PDB, Bio::PDB::Model, and Bio::PDB::Chain.
Public Instance Methods
each_heterogen() { |heterogen| ... }
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iterates over each heterogens
# File lib/bio/db/pdb/utils.rb, line 388 def each_heterogen(&x) #:yields: heterogen self.each_chain { |chain| chain.each_heterogen(&x) } end
find_heterogen() { |heterogen| ... }
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returns an array containing all heterogens for which given block is not
false
(similar to Enumerable#find_all).
# File lib/bio/db/pdb/utils.rb, line 379 def find_heterogen array = [] self.each_heterogen do |heterogen| array.push(heterogen) if yield(heterogen) end return array end
heterogens()
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returns all heterogens
# File lib/bio/db/pdb/utils.rb, line 393 def heterogens array = [] self.each_chain { |chain| array.concat(chain.heterogens) } return array end