Known loci for ARRP including some of the polymorphic markers used in this study
| Locus | Gene | Reference | Markers used |
| 1p31 | RPE65 | 7 | D1S1665, D1S1669 |
| 1p13-21 | ABCR | 10 | D1S236, D1S2813 |
| 1q31-q32.1 | RP12 | 13, 14 | F13B, D1S2622 |
| 2q31-q33 | 15 | D2S152, D2S157 | |
| 3q21-q24 | Rhodopsin | 3 | D3S1292, D3S1589 |
| 4p16.3 | PDEB | 6 | PDEBintragenic, D4S412 |
| 4p14-q13 | CNGC | 5 | D4S189, D4S405 |
| 5q31.2-q34 | PDEA | 4 | D5S536, D5S412 |
| 6p21 | TULP1 | 11, 12 | D6S291, D6S276 |
| 15q26 | RLBP1 | 9 | D15S127, D15S124 |
| 16p12.1-p12.3 | 17 | D16S287, D16S292 |