From: James Procter <j.procter@dundee.ac.uk>
Date: Sun, 14 Jan 2024 15:05:10 +0000 (+0000)
Subject: JAL-4366 JAL-4371 tighten up detection of chain code and allow two-character codes... 
X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=f93f2777f3fa13f1f48cb754f97169378c7a8f90;p=jalview.git

JAL-4366 JAL-4371 tighten up detection of chain code and allow two-character codes JAL-3947
---

diff --git a/src/jalview/struture/PDBEntryUtils.java b/src/jalview/struture/PDBEntryUtils.java
index 08d192f..2d67434 100644
--- a/src/jalview/struture/PDBEntryUtils.java
+++ b/src/jalview/struture/PDBEntryUtils.java
@@ -61,7 +61,7 @@ public class PDBEntryUtils
     }
     return targetChainId;
   }
-  protected static Pattern id_and_chain=Pattern.compile("(\\d[0-9A-Za-z]{3})[_:]?(.+)*");
+  protected static Pattern id_and_chain=Pattern.compile("(\\d[0-9A-Za-z]{3})[_:|]?(.{1,2})?");
 
   public static List<PDBEntry> inferPDBEntry(SequenceI seq)
   {
@@ -145,6 +145,8 @@ public class PDBEntryUtils
           putativeEntry = pdbe;
           return putativeEntry;
         }
+      } else {
+        return pdbe;
       }
     }
     return null;