| Gene | Primers | Restriction site |
|---|---|---|
| gadB | Forward: 5′-CGCCATATGGATAAGAAGCAAGTAACG-3′ | NdeI |
| Reverse: 5′-CCCTCGAGTCAGGTATGTTTAAAGCTGTT-3′ | XhoI | |
| Stgad | Forward: 5′-AACATATGGCTCTCCACAAGACGAAGGA-3′ | NdeI |
| Reverse: 5′-AAAAGCTTTTAGTGGTGGAAGCCGGAGCGGGGA-3′ | HindIII | |
| Ssgad | Forward: 5′-AACATATGGCCTTGTACAAGGGCACCG-3′ | NdeI |
| Reverse: 5′-AAAAGCTTTTAGTGGTGGAAGCCGGCGCGGACC-3′ | HindIII | |
| Scgad | Forward: 5′-AACATATGCCACTCCACCAAGGCGCGGACA-3′ | NdeI |
| Reverse: 5′-AAAGCTTTTAGTGGTGGAAGGCGGTGGCGGCC-3′ | HindIII |