From 6eea90ed5e8a5ddcafe8544d2caebff1f825a5aa Mon Sep 17 00:00:00 2001
From: Stefan Bienert <stefan.bienert@unibas.ch>
Date: Mon, 2 Mar 2015 16:01:44 +0100
Subject: [PATCH] Fixed mmCIF parser

---
 modules/io/src/mol/mmcif_reader.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/io/src/mol/mmcif_reader.cc b/modules/io/src/mol/mmcif_reader.cc
index d6af7a258..a4c9ca313 100644
--- a/modules/io/src/mol/mmcif_reader.cc
+++ b/modules/io/src/mol/mmcif_reader.cc
@@ -799,7 +799,7 @@ void MMCifReader::ParseCitation(const std::vector<StringRef>& columns)
     }
   }
   if (indices_[PDBX_DATABASE_ID_PUBMED] != -1) {
-    if (columns[indices_[PDBX_DATABASE_ID_PUBMED]][0]!='?') {
+    if (!is_undef(columns[indices_[PDBX_DATABASE_ID_PUBMED]])) {
       cit.SetPubMed(this->TryGetInt(columns[indices_[PDBX_DATABASE_ID_PUBMED]],
                                     "citation.pdbx_database_id_PubMed"));
     }
@@ -1085,7 +1085,7 @@ void MMCifReader::ParseStruct(const std::vector<StringRef>& columns)
   }
 
   if (indices_[PDBX_FORMULA_WEIGHT] != -1) {
-    if (columns[indices_[PDBX_FORMULA_WEIGHT]][0] != '?') {
+    if (!is_undef(columns[indices_[PDBX_FORMULA_WEIGHT]])) {
       details.SetMass(this->TryGetReal(columns[indices_[PDBX_FORMULA_WEIGHT]],
                                        "struct.pdbx_formula_weight"));
     }
-- 
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