| 49637-2 | HTT allele 1 CAG Rpt EntNum Bld/T | optional |
| 49638-0 | HTT allele 2 CAG Rpt EntNum Bld/T | optional |
| 53782-9 | HTT gene CAG Rpt EntNum Bld/T | optional |
| 21763-8 | HTT gene CAG Rpt Bld/T Ql | optional |
| 50621-2 | HTT gene Mut Anl Bld/T | required |
| 53783-7 | HTT gene mutation Pnl Bld/T | |