Aptamer-target interaction descriptor
Aptamer-target interaction information
Interaction ID: 247
Aptamer sequence: GCUUCCAGGAAGAGAAGUGUCAUGUGAUCAGUCCUGGUGGGUGG
Target unique ID: P07975
Aptamer ID Aptamer descriptor Target chemistry Target name Affinity Binding Conditions/Buffer PubMed ID
Apta_242 HA12-5 Protein HEMA_INCJH N/A 20 mM sodium phosphate, pH 7.5, 500 mM NaCl and 20 mM imidazole 24835440
Structure information of aptamer
Aptamer Sequence: GCUUCCAGGAAGAGAAGUGUCAUGUGAUCAGUCCUGGUGGGUGG
The optimal secondary structure in dot-bracket notation: ((((((((((.((..............))..)))))).))))..
The centroid secondary structure in dot-bracket notation: (((.((((((.....................))))))..)))..
The MFE structure
The Centroid structure
The mountain plot representation
Aptamer information
Type Detail Type Detail
Aptamer ID Apta_242 Description HA12-5
Aptamer chemistry RNA Length 44 nt
GC content 54.5% Molecular weight 14,513.42 Da
Molarity of 1 μg/μl solution 68.90 μM Number of G-quadruplexes No QGRS found
G-Score N/A Function Targeted therapy
Sequence GCUUCCAGGAAGAGAAGUGUCAUGUGAUCAGUCCUGGUGGGUGG
Applications Suppressed viral infection
Target information
Type Detail Type Detail
Uniprot ID P07975 Protein name Hemagglutinin-esterase-fusion glycoprotein (HEF) (EC 3.1.1.53) [Cleaved into: Hemagglutinin-esterase-fusion glycoprotein chain 1 (HEF1); Hemagglutinin-esterase-fusion glycoprotein chain 2 (HEF2)]
Gene name(s) HE Organism Hemagglutinin-esterase-fusion glycoprotein (HEF) (EC 3.1.1.53) [Cleaved into: Hemagglutinin-esterase-fusion glycoprotein chain 1 (HEF1); Hemagglutinin-esterase-fusion glycoprotein chain 2 (HEF2)]
Status reviewed in uniprot database Length 655
Mass 72,131 Activity regulation N/A
Involvement in disease N/A Catalytic activity Reaction=H2O + N-acetyl-9-O-acetylneuraminate = acetate + H(+) + N-acetylneuraminate
PDB ID(s)
1FLC;6WKO;
Function Binds to the N-acetyl-9-O-acetylneuraminic acid residues on the cell surface, bringing about the attachment of the virus particle to the cell.
Activity data
Interaction ID 247
Target type Protein
Target unique ID P07975
Activity N/A
Binding Conditions/Buffer

20 mM sodium phosphate, pH 7.5, 500 mM NaCl and 20 mM imidazole

Assay

The antiviral effect of selected aptamers on the viability of MDCK cells infected by the influenza virus was evaluated using the MTT method. MDCK cells were infected with influenza virus H3N2 at an MOI of 0.1 TCID50 and then treated with the selected RNA aptamers (5 pmol). The highest protective activity was observed by HA12-16, as compared with other selected RNA aptamers

PubMed ID 24835440
Similar aptamers
Aptamer ID Aptamer chemistry Sequence Similarity
Apta_244 RNA GCUUCCGGAGAGAAGGGUCAAAGUUGUGCGGGAGUGUGUUGUGG 65.91%
Apta_241 RNA GCUUGACGGAGAUCAAGGGCGAGUCUCAUACCAAGUUGAUGGGG 54.55%
Apta_243 RNA GCUUGAAGCUAGCAGUAAGACUAGCGCUACGGAUGGGUGUGCG 54.55%
Apta_374 RNA GUCCCGUGCGCAAAAGUUCUUAGCGCUAGCAGUCCUAGUUGC 54.55%
Apta_230 RNA GGGAGGACGAUGCGGGCGUGAAUGGUGUUGUGAGG 52.27%
Apta_293 RNA CGGCCACAGAAUGAAAAACCUCAUCGAUGUUGCAUAGUUG 52.27%
Apta_605 RNA CUUCUUAAUCCUAAAGUCCCUGGUGUUUCUCUGCGUGGGG 52.27%
Apta_633 RNA GGCAUCGGAAAGUGGGUUGAUGUAAGUAACAGGCGAUGCC 52.27%
Apta_926 RNA UCGGCAGCGGUUAGAGAGGUGGUGUGCGGG 52.27%
Apta_927 RNA UUACAAUGAGGUGGGACGCGGGUUGUGGUG 52.27%
Apta_1166 RNA GAUGUAACUGAAUGAAAUGGUGAAGGACGGGUCCAGUAGGCUGC 52.27%
Apta_1167 RNA GGCGCGAGGAAGGAGGUCUGAGGAGGUCACUGCGCC 52.27%
Apta_51 RNA GCCUUAGUAACGUGCUUUGAUGUCGAUUCGACAGGAGGC 50.00%
Apta_93 RNA CUCCGCUAUCUAACGUAUGAUAGAAUGGAUGACUA 50.00%
Apta_94 RNA AUGACAGGAUGCAGAGCUCCACUGUCUAGUGUUUA 50.00%
Apta_370 RNA GGGAGGACGCGUCGCCGUAAUGGAUGUUUUGCUCCCUG 50.00%
Apta_606 RNA CGGUUGGAUGGGUGUUGGUGGUUUGUUGAGUCCAGGCGGC 50.00%
Apta_925 RNA GCUCGGCCAGGUCGCGGGUGGAUGUGAGGG 50.00%
Apta_1189 DNA GCGGGCGGGGGGAGGGCGGCCGTGGGCTGCGAGTGGGAGG 50.00%
Apta_2 RNA GGGCUUCUCUGGUUAGACCAGAUUUGAGCCUGGGAGCUCUCUGGCUAACUAGGGAACCC 49.15%