Load or draw a structure into the editor below
Import SMILES

If the SMILES does not display after clicking 'Import SMILES' try importing directly on the MarvinJS sketch tool. Click the second from left icon on the top row (or use ctrl-O). Importing in this way will give an error if the SMILES is invalid.

Chemicalize Pro

Choose type of search to perform: 

Exact (Isomorph) Substructure Similarity: high (>85%) Similarity: moderate (>70%) Similarity: low (>50%)

To return all relevant hits please ensure that your input structure does not include chiral specification.

Search AntibioticDB

Search the IUPHAR/BPS Guide to Pharmacology for your input structure (note, this will navigate away from antibioticdb.com, opening a new tab).