| Qualifier | rpt_unit_range |
| Definition | identity of a repeat range |
| Value Format | <base_range> |
| Example | /rpt_unit_range=202..245 |
| Comment | used to indicate the base range of the sequence that constitutes a repeated sequence specified by the feature keys oriT and repeat_region; qualifiers /rpt_unit_range and /rpt_unit_seq replaced qualifier /rpt_unit in December 2005 |