From 68339859f9b39d479984e21dbb35c16d900a9189 Mon Sep 17 00:00:00 2001
From: Graham McVicker <mcvicker@sanger.ac.uk>
Date: Mon, 7 Apr 2003 16:19:25 +0000
Subject: [PATCH] fix: supporting evidence lost on genes transformed from slice
 coords to slice coords

---
 modules/Bio/EnsEMBL/Exon.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/Bio/EnsEMBL/Exon.pm b/modules/Bio/EnsEMBL/Exon.pm
index 5bbe22f230..a57f4740c4 100755
--- a/modules/Bio/EnsEMBL/Exon.pm
+++ b/modules/Bio/EnsEMBL/Exon.pm
@@ -260,7 +260,7 @@ sub _transform_between_Slices {
   %$new_exon = %$self;
 
   #unset the new exons supporting features
-  $new_exon->{'_supporting_evidence'} = [];
+  delete $new_exon->{'_supporting_evidence'};
 
   #calculate the exons position in the assembly
   my ($exon_chr_start, $exon_chr_end, $exon_chr_strand);
-- 
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