/usr/lib/WigeoN/run_WigeoN.pl is in wigeon 20101212+dfsg1-1build1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 | #!/usr/bin/env perl
use strict;
use warnings;
use Carp;
use Getopt::Long qw(:config no_ignore_case bundling);
#use FindBin;
#Hack needed because FindBin is braindead.
BEGIN{ $FindBin::Bin = "/usr/lib/WigeoN" };
use lib ("$FindBin::Bin/PerlLib");
use Fasta_reader;
use CdbTools;
my $refDB = "/usr/share/microbiomeutil-data/RESOURCES/rRNA16S.gold.fasta";
my $refNAST = "/usr/share/microbiomeutil-data/RESOURCES/rRNA16S.gold.NAST_ALIGNED.fasta";
my $usage = <<__EOUSAGE__;
##################################################################
# Required:
# --query_NAST multi-fasta file containing query sequences in alignment format
#
# Optional:
#
# --db_NAST db in NAST format
# --db_FASTA db in fasta format (megablast formatted)
#
# --num_top_hits default 1: uses only the single best match.
#
# --plot
# --DEBUG
# --exec_dir cd to exec_dir before running
##################################################################
__EOUSAGE__
;
my $help_flag;
my $queryNAST;
my $num_top_hits = 1;
my $VERBOSE = 0;
my $PLOT = 0;
my $DEBUG = 0;
my $exec_dir;
&GetOptions ( 'h' => \$help_flag,
'query_NAST=s' => \$queryNAST,
'db_NAST=s' => \$refNAST,
'db_FASTA=s' => \$refDB,
'num_top_hits=i' => \$num_top_hits,
'V' => \$VERBOSE,
'plot' => \$PLOT,
'DEBUG' => \$DEBUG,
'exec_dir=s' => \$exec_dir,
);
if ($help_flag) { die $usage; }
unless ($queryNAST) {
die $usage;
}
main: {
if ($exec_dir) {
chdir($exec_dir) or die "Error, cannot cd to $exec_dir";
}
my $tmp_query = "/tmp/tmp.$$.q";
my $tmp_ref = "/tmp/tmp.$$.r";
my $fastaReader = new Fasta_reader($queryNAST);
while (my $seq_obj = $fastaReader->next()) {
my $acc = $seq_obj->get_accession();
$seq_obj->write_fasta_file($tmp_query);
my @top_hit_accs = &get_top_blast_hit($seq_obj->get_accession(), $seq_obj->get_sequence());
unless (@top_hit_accs) {
print "$acc\tNA\tdiv:\tNA\tstDev: NA\tUNKNOWN\n";
next;
}
foreach my $top_hit (@top_hit_accs) {
my $fasta_entry = &cdbyank($top_hit, $refNAST);
open (my $ofh, ">$tmp_ref") or die "Error, cannot write to $tmp_ref";
print $ofh $fasta_entry;
close $ofh;
## run WigeonN
my $cmd = "$FindBin::Bin/WigeoN.pl -Q $tmp_query -R $tmp_ref -P $FindBin::Bin/data/rRNA16S.gold.NAST_ALIGNED.fasta.cons -M $FindBin::Bin/data/eco.prokMSA ";
if ($PLOT) {
$cmd .= " --plot ";
}
if ($DEBUG) {
$cmd .= " --DEBUG ";
}
print STDERR "$cmd\n" if $VERBOSE;
my $result = `$cmd`;
if ($?) {
print STDERR "Error, cmd $cmd died with ret $?";
print "$acc\t$top_hit\tdiv:\tNA\tstDev: NA\tUNKNOWN\n";
next;
}
print $result;
}
}
unlink($tmp_query, $tmp_ref);
exit(0);
}
####
sub get_top_hits {
my ($file) = @_;
my %hits;
open (my $fh, $file) or die "Error, cannot open file $file";
while (<$fh>) {
chomp;
my @x = split (/\t/);
my ($accA, $accB) = ($x[0], $x[1]);
if ($accA eq $accB) { next; }
my $num_hits = 0;
if (exists $hits{$accA} ) {
my @curr_hits = keys %{$hits{$accA}};
$num_hits = scalar(@curr_hits);
}
if ($num_hits < $num_top_hits) {
$hits{$accA}->{$accB} = 1;
}
}
my %ret;
foreach my $acc (keys %hits) {
my @other_accs = keys %{$hits{$acc}};
$ret{$acc} = [@other_accs];
}
return(%ret);
}
####
sub get_top_blast_hit {
my ($acc, $sequence) = @_;
unless (-e "$refDB.nin") {
## make database blastable
my $cmd = "formatdb -i $refDB -p F";
system($cmd);
}
$sequence =~ s/[\.\-]//g;
my $tmpfile = "/tmp/tmp.$$.blq";
open (my $ofh, ">$tmpfile") or die $!;
print $ofh ">q\n$sequence\n";
close $ofh;
## run blast;
#my $cmd = "blastn $refDB $tmpfile V=1 B=1 -mformat=2 -cpus=1 -novalidctxok ";
my $search_top_hits = $num_top_hits + 1; # in case doing a self-db search, avoid self hits.
my $cmd = "megablast -d $refDB -i $tmpfile -v $search_top_hits -b $search_top_hits -m 8 ";
my $result = `$cmd`;
unlink($tmpfile);
if ($?) {
print STDERR "Error, cmd $cmd died with $?";
return();
}
my %hits;
my $count = 0;
foreach my $line (split (/\n/, $result)) {
#print "$line\n";
my @x = split (/\t/, $line);
$x[1] =~ s/\#.*$//;
# no self hits!!!
if ($x[1] eq $acc) { next; }
if (scalar(keys %hits) >= $num_top_hits) {
last;
}
$hits{$x[1]} = ++$count;
}
my @hits = sort {$hits{$a}<=>$hits{$b}} keys %hits; # keep hits in order
return(@hits);
}
|