Aptamer-target interaction descriptor
Aptamer-target interaction information
Interaction ID: 304
Aptamer sequence: AUACCAGCUUAUUCAAUUGCCUGAAAAGCUAUCGCCCAAUUCGCAGUGAUAUCCUUUAAGAUAGUAAGUGCAAUCU
Target unique ID: P10696
Aptamer ID Aptamer descriptor Target chemistry Target name Affinity Binding Conditions/Buffer PubMed ID
Apta_295 SQ-2 Protein PPBN_HUMAN 22.5 nM 4.5 g/L glucose, 5 mmol/L MgCl2, 0.1 mg/mL yeast tRNA, and 1 mg/mL bovine serum albumin (BSA) in Dulbecco's PBS 23467613
Structure information of aptamer
Aptamer Sequence: AUACCAGCUUAUUCAAUUGCCUGAAAAGCUAUCGCCCAAUUCGCAGUGAUAUCCUUUAAGAUAGUAAGUGCAAUCU
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_295 Description SQ-2
Aptamer chemistry RNA Length 76 nt
GC content 38.2% Molecular weight 24,451.29 Da
Molarity of 1 μg/μl solution 40.90 μM Number of G-quadruplexes No QGRS found
G-Score N/A Function Targeted binding
Sequence AUACCAGCUUAUUCAAUUGCCUGAAAAGCUAUCGCCCAAUUCGCAGUGAUAUCCUUUAAGAUAGUAAGUGCAAUCU
Applications The aptamer-mediated identification of ALPPL-2 on the cell surface and cell secretions of pancreatic cancer cells supports its potential use in the serum and membrane-based diagnosis of PDAC
Target information
Type Detail Type Detail
Uniprot ID P10696 Protein name Alkaline phosphatase, germ cell type (EC 3.1.3.1) (ALP-1) (Alkaline phosphatase Nagao isozyme) (Alkaline phosphatase, placental-like) (Germ cell alkaline phosphatase) (GCAP) (Placental alkaline phosphatase-like) (PLAP-like)
Gene name(s) ALPG ALPPL ALPPL2 Organism Alkaline phosphatase, germ cell type (EC 3.1.3.1) (ALP-1) (Alkaline phosphatase Nagao isozyme) (Alkaline phosphatase, placental-like) (Germ cell alkaline phosphatase) (GCAP) (Placental alkaline phosphatase-like) (PLAP-like)
Status reviewed in uniprot database Length 532
Mass 57,377 Activity regulation Inhibited by L-leucine, EDTA and heat
Involvement in disease N/A Catalytic activity Reaction=a phosphate monoester + H2O = an alcohol + phosphate
PDB ID(s)
N/A
Function Alkaline phosphatase that can hydrolyze various phosphate compounds.
Activity data
Interaction ID 304
Target type Protein
Target unique ID P10696
Activity 22.5 nM
Binding Conditions/Buffer

4.5 g/L glucose, 5 mmol/L MgCl2, 0.1 mg/mL yeast tRNA, and 1 mg/mL bovine serum albumin (BSA) in Dulbecco's PBS

Assay

Binding affinity of chemically synthesized SQ-2(6-30)-TAMRA was calculated by nucleocytometer

PubMed ID 23467613
Similar aptamers
Aptamer ID Aptamer chemistry Sequence Similarity
Apta_301 RNA AUACCAGCUUAUUCAAUUGCCUGAAAAGUUGAACUCCAAAUACGCGCUGAGAUAGUAAGUGCAAUCU 78.95%
Apta_296 RNA AUACCAGCUUAUUCAAUUGCCUGAAAACCUGGUCUCUCUGUCAGCAAAGACUAUGTUGAGAUAGUAAGUGCAAUCU 77.63%
Apta_300 RNA AUACCAGCUUAUUCAAUUGCCUGAAACUGCUGCAUCGUCUCCCACGUAUUACACAUGAAGAUAGUAAGUGCAAUCU 77.63%
Apta_297 RNA AUACCAGCUUAUUCAAUUGCCUGAGUAGCUGGGUCCGUCCCCACACAUUACCAUUUGUAGAUAGUAAGUGCAAUCU 76.32%
Apta_298 RNA AUACCAGCUUAUUCAAUUGCCUGAAAACUGGUGUACCUCUUUGCCCUAUCUUAUCUGGAGAUAGUAAGUGCAAUCU 76.32%
Apta_294 RNA AUACCAGCUUAUUCAAUUGCCUGAUUAGCGGUAUCACGAUUACUUACCUUCGUUGCUGAGAUAGUAAGUGCAAUCU 73.68%
Apta_299 RNA AUACCAGCUUAUUCAAUUGCCUGAAGACUGGAUAUACUCUUAAGCAUUUCUAUAAUCGAGAUAGUAAGUGCAAUCU 73.68%
Apta_494 RNA GGGAGAUACCAGCUUAUUCAAUUCUGGCAAUGGGCUAUCCCAAGUGCUAGGCUUCAGGGAGCGAGGACCAGACGACGUACCUAACCCUAAGGUGAGAUAGUAAGUGCAAUCU 57.14%
Apta_563 RNA GGAUAAUAGCCGUAGGUUGCGAAAGCGACCCUGAUGAGAAAGCCAAAGCCGUAGCGCAGAUGAUCUCGCCAUCAGUACCGAAACGGUAGCGAGAGCUC 56.12%
Apta_893 RNA ACCGAGUCCAGAAGCUUGUAGUACUUAUGUCCCAUCGAACGCAGUGUAUCUUGCACCGACUCUCUGCCUAGAUGGAGUUGAAUUCUCCCUAUAGUGAGUCGUAUUAC 53.27%
Apta_561 RNA GGAUAAUAGCCGUAGGUUGCGAAAGCGACCCUGAUGAGCCUGUGGAAACAGACGUGGCACAUGACUACGUCGAAACGGUAGCGAGAGCUC 52.22%
Apta_562 RNA GGAUAAUAGCCGUAGGUUGCGAAAGCGACCCUGAUGAGCCUUUAGGGCCAAGUGUGGUGAAAGACACACUCGAAACGGUAGCGAGAGCUC 52.22%
Apta_710 RNA GGAUAAUAGCCGUAGGUUGCGAAAGCGACCCUGAUGAGUCUGGAUACCAUGCAUGAUGCACCUUGGCAGUCUUACGAAACGGUAGCGAGAGCUC 52.13%
Apta_559 RNA GGAUGUCCAGUCGCUUGCAAUGCCCUUUUAGACCCUGAUGAGGAUCAUCGGACUUUGUCCUGUGGAGUAAGAUCGCGAAACGGUGAAAGCCGUAGGUCU 51.52%
Apta_892 RNA ACCGAGUCCAGAAGCUUGUAGUACUCAAUACUCAAGCAAGCCCAGCCCUACCAACCCCGGAGCCUAGAUGGAGUUGAAUUCUCCCUAUAGUGAGUCGUAUUAC 51.46%
Apta_53 RNA UCCCUGGCCCAAGAUCCUAAUAAAGUUUUUUCGGACCGGAGCGAAACCACUAUCCUCUUAAGCAAUCUGU 51.32%
Apta_551 RNA GGAUGUCCAGUCGCUUGCAAUGCCCUUUUAGACCCUGAUGAGCGGUGCUAGUUAGUUGCAGUUUCGGUUGUUACGCGAAACGGUGAAAGCCGUAGGUCU 50.51%
Apta_874 RNA GGAUAAUAGCCGUAGGUUGCGAAAGCGACCCUGAUGAGCCUUAGGAUAUGUCUGGAUACCAUGCAUGAUGCACCUUGGCAGUCUUACAGAAGGACGUCGAAACGGUAGCGAGAGCUC 50.43%
Apta_54 RNA GUACAACACAUCAUUACGGCUGCUAUUGGCUCCAAGCGUCUUUCUCCCUGGUCAAUAGUCCAGCCACCACG 50.00%
Apta_137 RNA GGGAGACAAGAAUAAACGCUCAAGUGACGUCCUGAUCGAUUGUGCAUUCGGUGUGACGAUCUUUCGACAGGAGGCUCACAACAGGC 50.00%