SM0402 Chemically modified siRNA information

Field Sense Antisense
siRNA chemical modification UnLocked nucleic acid Hexitol nucleic acid* 2-Deoxy
siRNA modification types 1 2
Overall number of modifications 1 5
Position of modifications 21 2,18,19,20 * 21
Modification on sugar or base or phosphate Sugar Sugar
SMILES
(Click to view structure & nomenclature)
OCCOC(CO)CO



OCC1OCCCC1O
OCC1OCCC1O


siRNA Sequence GACGUAAACGGCCACAAGUUUU ACUUGUGGCCGUUUACGUCGT
siRNA length base-pair 22 21
siRNA name in paper W131 GS2538
Biological activity 85.3 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