DAOTHER-8817: Fix TypeError exception

wwPDB · Apr 8, 2024 · 59d4121 · 59d4121
1 parent 11c40a0
commit 59d4121
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/wwpdb/utils/nmr/NmrDpUtility.py b/wwpdb/utils/nmr/NmrDpUtility.py
@@ -24310,8 +24310,9 @@ def fill_cs_row(lp, index, _row, prefer_auth_atom_name, coord_atom_site, _seq_ke
                 fill_auth_atom_id = self.__annotation_mode or (_row[19] in emptyValue and _row[18] not in emptyValue)
                 fill_orig_atom_id = _row[23] not in emptyValue
 
-                seq_key = (_seq_key[0], _seq_key[1], comp_id)
-                _seq_key = seq_key if seq_key in coord_atom_site else _seq_key
+                if _seq_key is not None:
+                    seq_key = (_seq_key[0], _seq_key[1], comp_id)
+                    _seq_key = seq_key if seq_key in coord_atom_site else _seq_key
                 if _seq_key in coord_atom_site:
                     _coord_atom_site = coord_atom_site[_seq_key]
                     # DAOTHER-8817