SM2254 Chemically modified siRNA information

Field Sense Antisense
siRNA chemical modification 2-O-Methyl Phosphorothioate
siRNA modification types 1 1
Overall number of modifications 19 18
Position of modifications 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19
Modification on sugar or base or phosphate Sugar Phosphate
SMILES
(Click to view structure & nomenclature)
COC1C(O)OC(CO)C1O



OCC1OCC(O)C1OP(O)(S)=O



siRNA Sequence AAGGAGAUCAACAUUUUCATT UGAAAAUGUUGAUCUCCUUTT
siRNA length base-pair 21 21
siRNA name in paper Sur10058-Me-SP Sur10058-Me-SP
Biological activity 76 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