Update app.py

app.py

@@ -224,7 +224,7 @@ def get_plddt(protein_seq, binder_seq):
 
     #get pdb column values
     p = Bio.PDB.PDBParser()
-    structure = p.get_structure('myStructureName', pdb_filename)
+    structure = p.get_structure('myStructureName', outpath_str)
     ids = [a.get_id() for a in structure.get_atoms()]
     pLDDTs = [a.get_bfactor() for a in structure.get_atoms()]