For ON-TARGET, or siSTABLE, select the siRNA Type dropdown menu below.
**Please note: Default overhang composition for siRNAs is now UU. If you would like to order siRNAs with dTdT overhangs, please select that option from the Overhangs drop-down menu below.
(Enter a 17-23 nt target sequence from which both the sense and antisense strands will be synthesized.)Note: Additional base charge applies to siRNAs longer than 21 total length.