| Allele | Protein Change | Nucleotide Change | Allele Activity In Vivo | Allele Activity In Vitro | Genbank/EBML Accession Number | Reference |
| UGT2B15*1 | A48633 | Chen F | ||||
| UGT2B15*2 | D85Y | Increased activity on androgens | Levesque
E, |
|||
| UGT2B15*3 |
L86S |
256T>C |
Tomboc |