| Swiss-Prot top hits (Blast detail) | Score | e value |
| Q9S7Z3 Glutathione gamma-glutamylcysteinyltransferase 1 | 1197 | 4e-130 |
| Q9ZWB7 Glutathione gamma-glutamylcysteinyltransferase 2 | 1109 | 6e-120 |
| Q2TSC7 Glutathione gamma-glutamylcysteinyltransferase 1 | 1013 | 8e-109 |
| Q9SWW5 Glutathione gamma-glutamylcysteinyltransferase 1 | 961 | 9e-103 |
| Q2TE74 Glutathione gamma-glutamylcysteinyltransferase 2 | 928 | 6e-099 |