Aptamer-target interaction descriptor
Aptamer-target interaction information
Interaction ID: 132
Aptamer sequence: GGGAGGACGAUGCGGUCCUGUCGUCUGUUCGUCCCCAGACGACUCGCCCGA
Target unique ID: P01589
Aptamer ID Aptamer descriptor Target chemistry Target name Affinity Binding Conditions/Buffer PubMed ID
Apta_131 Tr-1 Protein IL2RA_HUMAN 122 nM HEPES-buffered saline, pH=7.5 with 2mmol/L CaCl2 31383650
Structure information of aptamer
Aptamer Sequence: GGGAGGACGAUGCGGUCCUGUCGUCUGUUCGUCCCCAGACGACUCGCCCGA
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_131 Description Tr-1
Aptamer chemistry RNA Length 51 nt
GC content 66.7% Molecular weight 16,600.65 Da
Molarity of 1 μg/μl solution 60.24 μM Number of G-quadruplexes No QGRS found
G-Score N/A Function Targeted binding
Sequence GGGAGGACGAUGCGGUCCUGUCGUCUGUUCGUCCCCAGACGACUCGCCCGA
Applications Determine the fraction of soluble CD25
Target information
Type Detail Type Detail
Uniprot ID P01589 Protein name Interleukin-2 receptor subunit alpha (IL-2 receptor subunit alpha) (IL-2-RA) (IL-2R subunit alpha) (IL2-RA) (TAC antigen) (p55) (CD antigen CD25)
Gene name(s) IL2RA Organism Interleukin-2 receptor subunit alpha (IL-2 receptor subunit alpha) (IL-2-RA) (IL-2R subunit alpha) (IL2-RA) (TAC antigen) (p55) (CD antigen CD25)
Status reviewed in uniprot database Length 272
Mass 30,819 Activity regulation N/A
Involvement in disease Diabetes mellitus, insulin-dependent, 10 (IDDM10) Catalytic activity N/A
PDB ID(s)
1Z92;2B5I;2ERJ;3IU3;3NFP;6VWU;6YIO;7F9W;
Function Receptor for interleukin-2. The receptor is involved in the regulation of immune tolerance by controlling regulatory T cells (TREGs) activity.
Activity data
Interaction ID 132
Target type Protein
Target unique ID P01589
Activity 122 nM
Binding Conditions/Buffer

HEPES-buffered saline, pH=7.5 with 2mmol/L CaCl2

Assay

An ELISA-based assay demonstrating the EC50 of the IL2-CD25 interaction (N=3). A representative plot from three independent sets of experiments is shown

PubMed ID 31383650
Similar aptamers
Aptamer ID Aptamer chemistry Sequence Similarity
Apta_132 RNA GGGAGGACGAUGCGGCGUUUCCUCUGGUUCGUCCCCAGACGACUCGCCCGA
90.20%
Apta_133 RNA GGGAGGACGAUGCGGUGAGUCGUUCCCUUCGUCCCCAGACGACUCGCCCGA
88.24%
Apta_134 RNA GGGAGGACGAUGCGGGCCGUUGUUGUGUGCCGCCCCAGACGACUCGCCCGA
84.31%
Apta_135 RNA GGGAGGACGAUGCGGAUUCUGGUUACUGGCCGCCCCAGACGACUCGCCCGA
82.35%
Apta_315 RNA GGGAGGACGAUGCGGUCGUAUUAUCCGCUGCACGCCAGACGACUCGCCCGA
80.39%
Apta_130 RNA GGGAGGACGAUGCGGUGGUAGCGCGAUAUAGCGCUGGUAGGGUUGCCGGUGAUCAGACGACUCGCCCGA 66.67%
Apta_352 RNA GGGAGGACGAUGCGGUGGUCUCCCAAUUCUAAACUUUCUCCAUCGUAUCUGGGCAGACGACUCGCCCGA 65.22%
Apta_984 RNA GGGAGGACGAUGCGGCGUAUUGCGCGAGGAUUAUCCGCUCAUCGUUGUUGUUGUGCAGACGACUCGCCCGA 64.79%
Apta_129 RNA GGGAGGACGAUGCGGACACCGUUAAUCUGAGGCCCUGUCCUAUUCCUUCACGCCUCAGA 62.71%
Apta_396 RNA GGGAGGACGAUGCGGCAGUCUGCAUCGUAGGAAUCGCCACCGUAUACUUUCCCACCAGACGACUCGCUGAGGAUCCGAGA 60.00%
Apta_703 RNA GGGCGGAUGAGACGCUUGGCGUGUGCUGUGGAGAGUCAUCCG 58.82%
Apta_397 RNA GGGAGGACGAUGCGGAUACCAGGAUCACAUCCUGAGGAACCCCGGCUCCCAACCUCAGACGACUCGCUGAGGAUCCGAGA 58.75%
Apta_414 RNA GGGAGGACGAUGCGGCCGAUUAGAACUGGGCUGAGGCGUUCUGCAUUUCGGUGAUCAGACGACUCGCUGAGGAUCCGAGA 58.75%
Apta_415 RNA GGGAGGACGAUGCGGAAACUCAUCGGUAGCCUUCCUGCGGUCAGUCUAUUAGGACCAGACGACUCGCUGAGGAUCCGAGA 58.75%
Apta_399 RNA GGGAGGACGAUGCGGCAAACCAGCUAUUUCCUGAGGUACCCCGGCUCUCCAUGGCAGACGACUCGCUGAGGAUCCGAGA 58.23%
Apta_400 RNA GGGAGGACGAUGCGGAUACCAGCGAAUAACUCGCUGAGGAACCCGACUCACAAACAGACGACUCGCUGAGGAUCCGAGA 58.23%
Apta_305 RNA GGGAGGACGAUGCGGAUCGCCCUGAACCGGCCCAGCAGACUGCUGACGGCACGAUCCGCAUCGUCCUCCC 57.14%
Apta_230 RNA GGGAGGACGAUGCGGGCGUGAAUGGUGUUGUGAGG 56.86%
Apta_398 RNA GGGAGGACGAUGCGGCUUUAAUCCUCGCACUCAGCGCGCAUCACCCUUGACAUCACAGACGACUCGCUGAGGAUCCGAGA 56.25%
Apta_793 RNA GGGAGAGAACAAUGACCUGCGGUGCCAAGCCGUCGGGUUAUGUUGAUCUCCUCAAGGACGAGUGCAUUGCAUCACGUCAGUAG 55.42%