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Design Options

Please note: This online design tool is outdated.

Please use siDRM to design your siRNAs.

Enter RefSeq Accession /GI number#: demo
Or Enter the gene sequence here: demo
Options for siRNA Candidates: SelectAll UnselectAll
Candidates Patterns("N" stands for any nucloetide):
5'-AA(N19) 5'-AA(N19)UU 5'-AA(N21) 5'-NA(N21)
Show all candidates in length of 21;
Show all candidates in length of 23;
Only show candidates with G/C Content from % to %;
Remove candidates with repeat-snippet like "CCC" or "GGGG";
reset Search for previously tried siRNAs

Other online siRNA Design tools
BLOCK-iT RNAi Designer, Invitrogen Corporation.
DEQOR, Scionics Computer Innovation,Dresden,Germany.
EMBOSS siRNA, EMBOSS Group.
GenScript, GenScript Corp.
Jack Lin's siRNA sequence finder, Cold Spring Harbor Laboratory.
QIAGEN, QIAGEN Group.
SiDE, Prince Felipe Research Centre, Madrid, Spain.
siDirect, University of Tokyo.
siMAX siRNA Design, MWG Biotech.
siRNA Design, Integrated DNA Technologies, Inc.
siRNA Elite.
siRNA finder, Ambion, Inc.
siRNA selector, Wistar Institute.
Sirna, Wadsworth Center, New York State Department of Health.
siSearch, Karolinska Institutet.
Whitehead WI siRNA Selection Program, Institute for Biomedical Research, Massachusetts Institute of Technology.
Please address questions and suggestions to The siRecords Team.
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