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1 #!/usr/bin/perl
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2
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3 use strict;
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4 use Getopt::Long;
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5 use Bio::SeqIO;
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6
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7 my $PLINK_EXE= "plink";
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8
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9 my $usage = qq~Usage:$0 <args> [<opts>]
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10 where <args> are:
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11 -i, --in <input>
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12 -o, --out <output>
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13 ~;
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14 $usage .= "\n";
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15
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16 my ($in,$out);
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17
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18
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19 GetOptions(
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20 "in=s" => \$in,
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21 "out=s" => \$out
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22 );
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23
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24 die $usage
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25 if ( !$in || !$out);
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26
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27
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15
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28 my $plink_command = $PLINK_EXE . " --vcf $in --cluster --allow-extra-chr --matrix --mds-plot 3 --out $out >>$in.plink.log 2>&1";
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29 system($plink_command);
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30
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15
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31 my @individuals = ();
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32
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33 my %populations;
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34 if (-e "$in.individual_info.txt")
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35 {
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36 open(my $I,"$in.individual_info.txt");
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37 while(<$I>)
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38 {
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39 my $line = $_;
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40 $line =~s/\n//g;
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41 $line =~s/\r//g;
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42 my ($ind,$pop) = split(/;/,$line);
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43 $populations{$ind} = $pop;
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44 }
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45 close($I);
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46 }
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47
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15
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48
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49 my $line_ind = `grep CHROM $in`;
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50 $line_ind =~s/\n//g;$line_ind =~s/\r//g;
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51 my @tab = split(/\t/,$line_ind);
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52 for (my $i = 9; $i <= $#tab; $i++){
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53 push(@individuals,$tab[$i]);
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54 }
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55
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56 open(my $OUT,">$out.mds_plot.txt");
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57 my $go = 0;
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58 print $OUT "Pop sample val1 val2 val3\n";
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59 open(my $O,"$out.mds");
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60 my $numline = 0;
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61 while(<$O>)
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62 {
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63 if ($go)
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64 {
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65 my $line = $_;
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66 $line =~s/\n//g;
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67 $line =~s/\r//g;
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68 my @i = split(/\s+/,$line);
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69 if ($line =~/^ /)
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70 {
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71 #my $ind = $i[1];
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72 my $ind = $individuals[$numline];
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73 my $pop = "Pop1";
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74 #if ($ind=~/^d/){$pop="Pop2";}
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75 if ($populations{$ind})
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76 {
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77 $pop = $populations{$ind};
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78 }
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79 print $OUT "$pop $ind ".$i[4]." ".$i[5]." ".$i[6]."\n";
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80 }
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81 if ($line =~/^\w/)
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82 {
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15
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83 #my $ind = $i[0];
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84 my $ind = $individuals[$numline];
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85 my $pop = "Pop1";
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8
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86 #if ($ind=~/^d/){$pop="Pop2";}
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87 if ($populations{$ind})
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88 {
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89 $pop = $populations{$ind};
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90 }
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91 print $OUT "$pop $ind ".$i[3]." ".$i[4]." ".$i[5]."\n";
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92 }
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93 $numline++;
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94 }
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95 if (/C1/){$go = 1;}
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96 }
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97 close($O);
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98 close($OUT);
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99
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100
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101 my $j = 0;
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102 open(my $IBS,">$out.ibs_matrix.txt");
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103 print $IBS "Individuals " . join("\t",@individuals)."\n";
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104 open(my $O2,"$out.mibs");
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105 while(<$O2>)
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106 {
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107 my $line = $_;
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108 $line =~s/\n//g;
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109 $line =~s/\r//g;
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110 my @i = split(/\s+/,$line);
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111 print $IBS $individuals[$j]. " ". join("\t",@i)."\n";
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112 $j++;
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113 }
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114 close($O2);
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115 close($IBS);
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116
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117
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118
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119
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120
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121
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