SM1704 Chemically modified siRNA information

Field Sense Antisense
siRNA chemical modification 4-C-Hydroxymethyl Deoxyribonucleic acid 2-N-Pyren-1-yl Methyl-2-Amino-Locked nucleic acid* Locked nucleic acid
siRNA modification types 1 2
Overall number of modifications 1 3
Position of modifications 21 6 * 20,21
Modification on sugar or base or phosphate Sugar Sugar
SMILES
(Click to view structure & nomenclature)
OCC1(CO)OCCC1



OCC12CN(CC3=CC=C4C=CC5=CC=CC6=CC=C3C4=C56)C(CO1)C2O
OCC12COC(CO1)C2O


siRNA Sequence GACGUAAACGGCCACAAGUUTU ACUUGTGGCCGUUUACGUCGCU
siRNA length base-pair 22 22
siRNA name in paper W060 W096
Biological activity 70.2 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