in progress
[jalview.git] / forester / ruby / evoruby / lib / evo / io / parser / hmmscan_domain_extractor.rb
index 3bf3fb7..a09aa26 100644 (file)
@@ -23,9 +23,133 @@ module Evoruby
     def initialize
     end
 
+
+    def process_hmmscan_datas( hmmscan_datas,
+        in_msa,
+        add_position,
+        add_domain_number,
+        trim_name ,
+        add_species,
+        out_msa )
+
+      actual_out_of = hmmscan_datas.size
+
+      domain_pass_counter = 0;
+
+      hmmscan_datas.each_with_index do |hmmscan_data, index|
+        if hmmscan_data.number < ( index + 1 )
+          error_msg = "hmmscan_data.number < ( index + 1 ) (this should not have happened)"
+          raise StandardError, error_msg
+        end
+
+        extract_domain( hmmscan_data.seq_name,
+          index + 1,
+          actual_out_of,
+          hmmscan_data.env_from,
+          hmmscan_data.env_to,
+          in_msa,
+          out_msa,
+          add_position,
+          add_domain_number,
+          trim_name ,
+          add_species )
+        domain_pass_counter += 1
+
+        #   if passed_seqs.find_by_name_start( hmmscan_data.seq_name, true ).length < 1
+        #     add_sequence( hmmscan_data.seq_name, in_msa, passed_seqs )
+        #     proteins_with_passing_domains += 1
+        #   end
+
+=begin
+        if min_linker
+          if out_of == 1
+            extract_domain( sequence,
+              number,
+              out_of,
+              env_from,
+              env_to,
+              in_msa,
+              out_msa_singlets,
+              false,
+              true,
+              false,
+              false,
+              trim_name,
+              add_species )
+            singlets_counter += 1
+          elsif prev_sequence
+            if sequence != prev_sequence
+              prev_is_pair = false
+            else
+              if ( env_from - prev_env_to ) <= min_linker
+                extract_domain( sequence,
+                  prev_number.to_s + "+" + number.to_s,
+                  out_of,
+                  prev_env_from,
+                  env_to,
+                  in_msa,
+                  out_msa_pairs,
+                  false,
+                  true,
+                  false,
+                  false,
+                  trim_name,
+                  add_species )
+                prev_is_pair = true
+                close_pairs_counter += 2
+              else
+                if !prev_is_pair
+                  extract_domain( sequence,
+                    prev_number,
+                    out_of,
+                    prev_env_from,
+                    prev_env_to,
+                    in_msa,
+                    out_msa_distant_partners,
+                    false,
+                    true,
+                    false,
+                    false,
+                    trim_name,
+                    add_species )
+                  distant_pairs_counter += 1
+                end
+                if number == out_of
+                  extract_domain( sequence,
+                    number,
+                    out_of,
+                    env_from,
+                    env_to,
+                    in_msa,
+                    out_msa_distant_partners,
+                    false,
+                    true,
+                    false,
+                    false,
+                    trim_name,
+                    add_species )
+                  distant_pairs_counter += 1
+                end
+                prev_is_pair = false
+              end
+            end # sequence != prev_sequence else
+          end
+          prev_sequence = sequence
+          prev_number   = number
+          prev_env_from = env_from
+          prev_env_to   = env_to
+          #prev_i_e_value  = i_e_value
+        end # if min_linker
+=end
+
+      end # each
+      domain_pass_counter
+    end # def process_hmmscan_data
+
+
     # raises ArgumentError, IOError, StandardError
     def parse( domain_id,
-        hmmsearch_output,
+        hmmscan_output,
         fasta_sequence_file,
         outfile,
         passed_seqs_outfile,
@@ -37,10 +161,11 @@ module Evoruby
         add_domain_number_as_digit,
         add_domain_number_as_letter,
         trim_name,
-         add_species,
+        add_species,
+        min_linker,
         log )
 
-      Util.check_file_for_readability( hmmsearch_output )
+      Util.check_file_for_readability( hmmscan_output )
       Util.check_file_for_readability( fasta_sequence_file )
       Util.check_file_for_writability( outfile )
       Util.check_file_for_writability( passed_seqs_outfile )
@@ -56,21 +181,42 @@ module Evoruby
       end
 
       out_msa = Msa.new
+
       failed_seqs = Msa.new
       passed_seqs = Msa.new
+      out_msa_pairs = nil
+      out_msa_distant_partners = nil
+      out_msa_singlets = nil
+      if min_linker
+        out_msa_pairs = Msa.new
+        out_msa_distant_partners = Msa.new
+        out_msa_singlets = Msa.new
+      end
 
       ld = Constants::LINE_DELIMITER
 
       domain_pass_counter     = 0
       domain_fail_counter     = 0
+      singlets_counter        = 0
+      distant_pairs_counter   = 0
+      close_pairs_counter     = 0
       proteins_with_passing_domains = 0
       proteins_with_failing_domains = 0
       max_domain_copy_number_per_protein = -1
-      max_domain_copy_number_sequence    = ''
-      failed_species_counts         = Hash.new
-      passed_species_counts         = Hash.new
+      max_domain_copy_number_sequence    = ""
+
+      prev_sequence = nil
+      prev_number   = nil
+      prev_env_from = nil
+      prev_env_to   = nil
+      # prev_i_e_value  = nil
+      prev_is_pair = false
+
 
-      File.open( hmmsearch_output ) do | file |
+      hmmscan_datas = Array.new
+
+
+      File.open( hmmscan_output ) do | file |
         while line = file.gets
           if !is_ignorable?( line ) && line =~ /^\S+\s+/
 
@@ -78,43 +224,25 @@ module Evoruby
             #         1       2       3       4       5       6       7       8       9       10      11      12      13      14      15      16      17      18      19      20      21      22      23
             line =~ /^(\S+)\s+(\S+)\s+(\d+)\s+(\S+)\s+(\S+)\s+(\d+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\d+)\s+(\d+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\S+)\s+(.*)/
 
-            target_name = $1
-            if domain_id != target_name
+            if domain_id != $1
               next
             end
-            
-            
+
             sequence = $4
             number   = $10.to_i
             out_of   = $11.to_i
             env_from = $20.to_i
             env_to   = $21.to_i
             i_e_value  = $13.to_f
-            if ( number > max_domain_copy_number_per_protein )
-              max_domain_copy_number_sequence    = sequence
-              max_domain_copy_number_per_protein = number
-            end
-            if ( ( ( e_value_threshold.to_f < 0.0 ) || ( i_e_value <= e_value_threshold ) ) &&
-                 ( ( length_threshold.to_f <= 0 )   || ( env_to - env_from + 1 ) >= length_threshold.to_f )  )
-              extract_domain( sequence,
-                number,
-                out_of,
-                env_from,
-                env_to,
-                in_msa,
-                out_msa,
-                add_position,
-                add_domain_number,
-                add_domain_number_as_digit,
-                add_domain_number_as_letter,
-                trim_name )
-              domain_pass_counter += 1
-              count_species( sequence, passed_species_counts )
-              if passed_seqs.find_by_name_start( sequence, true ).length < 1
-                add_sequence( sequence, in_msa, passed_seqs )
-                proteins_with_passing_domains += 1
+
+            if ( ( ( e_value_threshold < 0.0 ) || ( i_e_value <= e_value_threshold ) ) &&
+                 ( ( length_threshold <= 0 )   || ( env_to - env_from + 1 ) >= length_threshold.to_f ) )
+              hmmscan_datas << HmmsearchData.new( sequence, number, out_of, env_from, env_to, i_e_value )
+              if ( number > max_domain_copy_number_per_protein )
+                max_domain_copy_number_sequence    = sequence
+                max_domain_copy_number_per_protein = number
               end
-            else
+            else # failed
               print( domain_fail_counter.to_s + ": " + sequence.to_s + " did not meet threshold(s)" )
               log << domain_fail_counter.to_s + ": " + sequence.to_s + " did not meet threshold(s)"
               if ( ( e_value_threshold.to_f >= 0.0 ) && ( i_e_value > e_value_threshold ) )
@@ -126,79 +254,104 @@ module Evoruby
                 print( " l=" + le.to_s )
                 log << " l=" + le.to_s
               end
-              print( Constants::LINE_DELIMITER )
-              log << Constants::LINE_DELIMITER
+              print( ld )
+              log << ld
               domain_fail_counter  += 1
-              count_species( sequence, failed_species_counts )
+
               if failed_seqs.find_by_name_start( sequence, true ).length < 1
                 add_sequence( sequence, in_msa, failed_seqs )
                 proteins_with_failing_domains += 1
               end
             end
+
+            if number > out_of
+              error_msg = "number > out_of ! (this should not have happened)"
+              raise StandardError, error_msg
+            end
+
+            if number == out_of && !hmmscan_datas.empty?
+              domain_pass_counter += process_hmmscan_datas(  hmmscan_datas,
+                in_msa,
+                add_position,
+                add_domain_number,
+                trim_name ,
+                add_species,
+                out_msa        )
+
+              hmmscan_datas.clear
+            end
+
           end
-        end
-      end
+        end #  while line = file.gets
+      end # File.open( hmmsearch_output ) do | file |
+
+
 
       if domain_pass_counter < 1
         error_msg = "no domain sequences were extracted"
-        raise StandardError, error_msg
+        raise IOError, error_msg
       end
 
-      log << Constants::LINE_DELIMITER
+      log << ld
       puts( "Max domain copy number per protein : " + max_domain_copy_number_per_protein.to_s )
       log << "Max domain copy number per protein : " + max_domain_copy_number_per_protein.to_s
-      log << Constants::LINE_DELIMITER
+      log << ld
 
       if ( max_domain_copy_number_per_protein > 1 )
         puts( "First protein with this copy number: " + max_domain_copy_number_sequence )
         log << "First protein with this copy number: " + max_domain_copy_number_sequence
-        log << Constants::LINE_DELIMITER
+        log << ld
       end
 
-      io = MsaIO.new()
-      w = FastaWriter.new()
-      w.set_line_width( 60 )
-      w.clean( true )
+      write_msa( out_msa, outfile  )
+      write_msa( passed_seqs, passed_seqs_outfile )
+      write_msa( failed_seqs, failed_seqs_outfile )
 
-      begin
-        io.write_to_file( out_msa, outfile, w )
-      rescue Exception
-        error_msg = "could not write to \"" + outfile + "\""
-        raise IOError, error_msg
+      if out_msa_pairs
+        write_msa( out_msa_pairs, outfile +"_" + min_linker.to_s )
       end
 
-      begin
-        io.write_to_file( passed_seqs, passed_seqs_outfile, w )
-      rescue Exception
-        error_msg = "could not write to \"" + passed_seqs_outfile + "\""
-        raise IOError, error_msg
+      if out_msa_singlets
+        write_msa( out_msa_singlets, outfile +"_singles" )
       end
 
-      begin
-        io.write_to_file( failed_seqs, failed_seqs_outfile, w )
-      rescue Exception
-        error_msg = "could not write to \"" + failed_seqs_outfile + "\""
-        raise IOError, error_msg
+      if out_msa_distant_partners
+        write_msa( out_msa_distant_partners, outfile + "_" + min_linker.to_s + "_isolated" );
       end
 
+
       log << ld
       log << "passing domains              : " + domain_pass_counter.to_s + ld
+      if ( min_linker )
+        log << "single domains               : " + singlets_counter.to_s + ld
+        log << "domains in close pairs       : " + close_pairs_counter.to_s + ld
+        log << "isolated domains             : " + distant_pairs_counter.to_s + ld
+      end
       log << "failing domains              : " + domain_fail_counter.to_s + ld
       log << "proteins with passing domains: " + proteins_with_passing_domains.to_s + ld
       log << "proteins with failing domains: " + proteins_with_failing_domains.to_s + ld
       log << ld
-      log << 'passing domains counts per species: ' << ld
-      passed_species_counts.each_pair { | species, count | log << "#{species}: #{count}" << ld }
-      log << ld
-      log << 'failing domains counts per species: ' << ld
-      failed_species_counts.each_pair { | species, count | log << "#{species}: #{count}" << ld }
-      log << ld
+
       return domain_pass_counter
 
     end # parse
 
+
     private
 
+    def write_msa( msa, filename )
+      io = MsaIO.new()
+      w = FastaWriter.new()
+      w.set_line_width( 60 )
+      w.clean( true )
+      begin
+        io.write_to_file( msa, filename, w )
+      rescue Exception
+        error_msg = "could not write to \"" + filename + "\""
+        raise IOError, error_msg
+      end
+    end
+
 
     def add_sequence( sequence_name, in_msa, add_to_msa )
       seqs = in_msa.find_by_name_start( sequence_name, true )
@@ -214,7 +367,7 @@ module Evoruby
       add_to_msa.add_sequence( seq )
     end
 
-    # raises ArgumentError, StandardError
+
     def extract_domain( sequence,
         number,
         out_of,
@@ -224,34 +377,32 @@ module Evoruby
         out_msa,
         add_position,
         add_domain_number,
-        add_domain_number_as_digit,
-        add_domain_number_as_letter,
         trim_name,
-        add_species      )
-      if ( number < 1 || out_of < 1 || number > out_of )
+        add_species )
+      if  number.is_a?( Fixnum ) && ( number < 1 || out_of < 1 || number > out_of )
         error_msg = "impossible: number=" + number.to_s + ", out of=" + out_of.to_s
-        raise ArgumentError, error_msg
+        raise StandardError, error_msg
       end
-      if ( seq_from < 1 || seq_to < 1 || seq_from >= seq_to )
+      if  seq_from < 1 || seq_to < 1 || seq_from >= seq_to
         error_msg = "impossible: seq-f=" + seq_from.to_s + ", seq-t=" + seq_to.to_s
-        raise ArgumentError, error_msg
+        raise StandardError, error_msg
       end
       seqs = in_msa.find_by_name_start( sequence, true )
       if seqs.length < 1
         error_msg = "sequence \"" + sequence + "\" not found in sequence file"
-        raise StandardError, error_msg
+        raise IOError, error_msg
       end
       if seqs.length > 1
         error_msg = "sequence \"" + sequence + "\" not unique in sequence file"
-        raise StandardError, error_msg
+        raise IOError, error_msg
       end
       # hmmsearch is 1 based, wheres sequences are 0 bases in this package.
       seq = in_msa.get_sequence( seqs[ 0 ] ).get_subsequence( seq_from - 1, seq_to - 1 )
-      
+
       orig_name = seq.get_name
-      
+
       seq.set_name( orig_name.split[ 0 ] )
-      
+
       if add_position
         seq.set_name( seq.get_name + "_" + seq_from.to_s + "-" + seq_to.to_s )
       end
@@ -260,57 +411,21 @@ module Evoruby
         seq.set_name( seq.get_name[ 0, seq.get_name.length - TRIM_BY ] )
       end
 
-      if out_of != 1
-        if ( add_domain_number_as_digit )
-          seq.set_name( seq.get_name + number.to_s )
-        elsif ( add_domain_number_as_letter )
-          if number > 25
-            error_msg = 'too many identical domains per sequence, cannot use letters to distinguish them'
-            raise StandardError, error_msg
-          end
-          seq.set_name( seq.get_name + ( number + 96 ).chr )
-        elsif ( add_domain_number )
-          seq.set_name( seq.get_name + "~" + number.to_s + "-" + out_of.to_s )
-        end
-        
-        if add_species
-          a = orig_name.rindex "["
-          b = orig_name.rindex "]"
-          unless a && b
-               error_msg = "species not found in " + orig_name
-               raise StandardError, error_msg
-          end
-          species = orig_name[ a .. b ]
-          seq.set_name( seq.get_name + " [" + species + "]" )
-        end  
-          
+      if out_of != 1 && add_domain_number
+        seq.set_name( seq.get_name + "~" + number.to_s + "-" + out_of.to_s )
       end
 
-      # if ( seq.get_name.length > 10 )
-      #   error_msg = "sequence name [" + seq.get_name + "] is longer than 10 characters"
-      #   raise StandardError, error_msg
-      # end
-
-      out_msa.add_sequence( seq )
-    end
-
-    def count_species( sequence, species_counts_map )
-      species = get_species( sequence )
-      if species != nil
-        if !species_counts_map.has_key?( species )
-          species_counts_map[ species ] = 1
-        else
-          species_counts_map[ species ] = species_counts_map[ species ] + 1
+      if add_species
+        a = orig_name.rindex "["
+        b = orig_name.rindex "]"
+        unless a && b
+          error_msg = "species not found in " + orig_name
+          raise StandardError, error_msg
         end
+        species = orig_name[ a .. b ]
+        seq.set_name( seq.get_name + " " + species )
       end
-    end
-
-    def get_species( sequence_name )
-      if sequence_name =~ /^.+_(.+)$/
-        return $1
-      else
-        return nil
-      end
+      out_msa.add_sequence( seq )
     end
 
     def is_ignorable?( line )
@@ -319,5 +434,17 @@ module Evoruby
 
   end # class HmmscanDomainExtractor
 
+  class HmmsearchData
+    def initialize( seq_name, number, out_of, env_from, env_to, i_e_value )
+      @seq_name = seq_name
+      @number = number
+      @out_of = out_of
+      @env_from = env_from
+      @env_to = env_to
+      @i_e_value = i_e_value
+    end
+    attr_reader :seq_name, :number, :out_of, :env_from, :env_to, :i_e_value
+  end
+
 end # module Evoruby