For orders received before August 9, 2021, the adapter sequences are as follows: 5' Adapter: GAAGTGCCATTCCGCCTGACCT 3' Adapter: AGGCTAGGTGGAGGCTCAGTG 5’ – GAAGTGCCATTCCGCCTGACCT – insert – AGGCTAGGTGGAGGCTCAGTG – 3'   For orders received after August 9, 2021 to November 1, 2021, the adapter sequences are as follows: 5' Adapter: CCCCGTCACCTTTGGCTTATCAGT 3' Adapter: AGTGACATCTGGACGCTAAGACCG 5’ - CCCCGTCACCTTTGGCTTATCAGT – insert – AGTGACATCTGGACGCTAAGACCG - 3'   For orders received after November 2, 2021, the adapter sequences are as follows: 5' Adapter: CAATCCGCCCTCACTACAACCG 3' Adapter: CTACTCTGGCGTCGATGAGGGA 5’ - CAATCCGCCCTCACTACAACCG – insert – CTACTCTGGCGTCGATGAGGGA - 3'   *Adapters are short sequences added to each end of the insert as part of our synthesis process. Gene fragments without these adapters are also available during the checkout process. If you have any questions about your order, please contact us at customersupport@twistbioscience.com