Athanor by arbastro
download
Help center

How to browse and add monomers

Choose Object › Chemistry › Monomers. Switch between Peptide, Nucleotide and Chemical, search by id or name, and add your own with an id and a SMILES with attachment points.

Steps

  1. Choose Main menu › Object › Chemistry › Monomers.

  2. Pick Peptide, Nucleotide or Chemical, and Name or Structure to show them as.

    Monomers: the peptide monomers, including D-amino acids such as dA, with Add your own below.Monomers: the peptide monomers, including D-amino acids such as dA, with Add your own below.

  3. Search by id or name, for example Aib.

Add your own

Under Add your own, give an id (such as Aib), an optional name, and a SMILES with attachment points, such as [*:1]NC(C)(C)C(=O)[*:2]. Press Add monomer.

BiochemistryHow to build a peptide, DNA or RNA from its sequenceChoose Insert › Build from sequence…, type the one-letter sequence, pick Peptide, DNA or RNA and Residues or Full structure, and press Insert.

Is this helpful?

Last updated Nov 12, 2026