Traceback (most recent call last):
  File "/home/ubuntu/miniconda3/bin/rna_clarna_run.py", line 7, in <module>
    exec(compile(f.read(), __file__, 'exec'))
  File "/home/ubuntu/rna-tools/rna_tools/tools/clarna_play/rna_clarna_run.py", line 1191, in <module>
    print('chains: ', StrucFile(cl.flnm_pdb).get_info_chains())
  File "/home/ubuntu/rna-tools/rna_tools/tools/clarna_play/lib/rna_pdb_tools/pdb_parser_lib.py", line 233, in get_info_chains
    resi = int(l[22:26])
ValueError: invalid literal for int() with base 10: '    '
R1156_conformation2_model1.pdb .. processed
csv was created!  inf.csv
DONE!