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Frequently asked questions

Our Scientific Applications Support team has assembled a list of frequently asked questions to help you find answers quickly. Filter using one or more categories to focus on specific topics, or use the search bar to perform a text search.

How long does it take to make a custom gene?

Synthesis time depends on the length of the custom gene.

Length of custom gene Time to ship after order confirmation (business days)
Up to 500 bp 8
501–1500 bp 12
1501–3000 bp 18
3001–5000 bp 25
 More than 5000 bp Inquire*

* Longer sequences may take additional time depending on their length and complexity. Email genes@idtdna.com to submit sequences longer than 5000 bp for an official review and quote, including an estimated turnaround time.



*RUO—For research use only. Not for use in diagnostic procedures. Unless otherwise agreed to in writing, IDT does not intend for these products to be used in clinical applications and does not warrant their fitness or suitability for any clinical diagnostic use. Purchaser is solely responsible for all decisions regarding the use of these products and any associated regulatory or legal obligations.