fix to make sure species is checked

misc-scripts/xref_mapping/XrefParser/RefSeqGPFFParser.pm

@@ -101,7 +101,7 @@ sub create_xrefs {
     my $species_id_check = $name2species_id{$species};
 
     # skip xrefs for species that aren't in the species table
-    if (defined ($species_id) and $species_id = $species_id_check) {
+    if (defined ($species_id) and $species_id == $species_id_check) {
 
       my ($acc) = $entry =~ /ACCESSION\s+(\S+)/;
       my ($ver) = $entry =~ /VERSION\s+(\S+)/;

misc-scripts/xref_mapping/XrefParser/RefSeqParser.pm

@@ -101,7 +101,7 @@ sub create_xrefs {
     my $species_id_check = $name2species_id{$species};
 
     # skip xrefs for species that aren't in the species table
-    if (defined($species_id) and $species_id = $species_id_check) {
+    if (defined($species_id) and $species_id == $species_id_check) {
 
       my ($acc_no_ver,$ver) = split (/\./,$acc);
       $xref->{ACCESSION} = $acc_no_ver;