SM2258 Chemically modified siRNA information

Field Sense Antisense
siRNA chemical modification 2-O-Methyl* Phosphorothioate 2-O-Methyl
siRNA modification types 2 1
Overall number of modifications 9 5
Position of modifications 8,9,12,14,15,17,18 * 19 14,15,17,18,19
Modification on sugar or base or phosphate Sugar; Phosphate Sugar
SMILES
(Click to view structure & nomenclature)
COC1C(O)OC(CO)C1O
OCC1OCC(O)C1OP(O)(S)=O


COC1C(O)OC(CO)C1O



siRNA Sequence AAGGAGAUCAACAUUUUCATT UGAAAAUGUUGAUCUCCUUTT
siRNA length base-pair 21 21
siRNA name in paper Sur10058-Me-Py2 Sur10058-Me-Py2
Biological activity 84 percent target mRNA inhibition
Experiment used to check activity Real-time PCR
Melting temperature (oC) NA
Target gene Survivin gene
siRNA concentration 2 nM
Cell or Organism used HeLa cells
Transfection method Lipofectamine 2000
Duration after transfection 24 Hours
Article title Chemical modification of siRNAs to improve serum stability without loss of efficacy
Reference16598842