SM0547 Chemically modified siRNA information

Field Sense Antisense
siRNA chemical modification Altritol nucleic acid* 2-Deoxy 2-Aminopropoxymethyl* 2-Deoxy
siRNA modification types 2 2
Overall number of modifications 3 3
Position of modifications 18,19 * 22 18,19 * 21
Modification on sugar or base or phosphate Sugar Sugar
SMILES
(Click to view structure & nomenclature)
OCC12COC(CO1)C2O
OCC1OCCC1O


NCCCOCOC1COC(CO)C1O
OCC1OCCC1O


siRNA Sequence GACGUAAACGGCCACAAGUUCT ACUUGUGGCCGUUUACGUCGT
siRNA length base-pair 22 21
siRNA name in paper GS2369 GS2549
Biological activity 24.6 percent target mRNA inhibition
Experiment used to check activity Luciferase reporter assay
Melting temperature (oC) NA
Target gene EGFP gene
siRNA concentration 10 nM
Cell or Organism used HeLa cells
Transfection method Interfer (Polypus -Transfection)
Duration after transfection 72 Hours
Article title A large-scale chemical modification screen identifies design rules to generate siRNAs with high activity, high stability and low toxicity
Reference19282453