docs: def cli(ctx, feature_id, old_db, old_accession, new_db, new_accession, organism="", sequence=""):
      """Delete a dbxref from a feature
  
  Output:
  
      A standard apollo feature dictionary ({"features": [{...}]})
      """
      return ctx.gi.annotations.update_dbxref(feature_id, old_db, old_accession, new_db, new_accession, organism=organism, sequence=sequence)