On 1/18/18 10:32 PM, Sourav Pal wrote: > "ValueError:too many values to unpack" .
You have a typo in your Python script - not a Modeller issue.
for (pdb, chain) in (('tseq1', 'A')):
should read
for (pdb, chain) in (('tseq1', 'A'),):
Ben Webb, Modeller Caretaker