Firstly, enter your target sequence, target molecule name, or ID. Then select the target category you want to search.

First, click on "Draw molecule" and enter the smiles formula or draw small molecules via the toolbar. In the similarity search, select the fingerprint used to characterize the chemical molecule. Finally, click "SEARCH".

1. Aptamer-Target Interaction Information. This part contains information on target categories and affinity to aptamers with experimental and original article links.
2. Structure information of aptamer. Secondary structure information is predicted from aptamer sequences using ViennaRNA.
3. Aptamer information. This part contains information on the properties of the aptamer and the predicted information.
4. Target information. This part mainly includes information on proteins, small molecules, and cells.
5. Activity data. This part includes experimental information about aptamer and its interacted targets.
6. Similar aptamers. This part includes the top 20 most similar aptamers with other aptamers in the database.