Structure-to-Sequence (s2s) is a computing process based on RDkit and the characteristics of cyclic peptide sequences, which can convert cyclic peptide SMILES into sequence information. This process mainly relies on the completeness of the monomer reference library. You can access our default monomer reference library through download link. The details of s2s are available on dfwlab/cyclicpepedia on Github. And you can use this tool online on the cyclicpepedia.
Version : 1.0.1 (2023-12-26)
SMILES : CC[C@H](C)[C@@H]1NC(=O)CNC(=O)[C@H](CCCNC(N)=[NH2+])NC(=O)[C@H](Cc2ccc(O)cc2)NC(=O)[C@@H]2CSSC[C@H](NC1=O)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](CCCNC(N)=[NH2+])C(=O)N[C@@H](CCCNC(N)=[NH2+])C(=O)N[C@H](C(=O)N[C@@H](CCCNC(N)=[NH2+])C(N)=O)CSSC[C@H](NC(=O)[C@H](Cc1c[nH]c3ccccc13)NC(=O)[C@@H]([NH3+])CCCC[NH3+])C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](CCCNC(N)=[NH2+])C(=O)N[C@@H](C(C)C)C(=O)N2
SMILES is corrected!
Amino acid 1
Amino acid 2
Amino acid 3
Amino acid 4
Amino acid 5
Amino acid 6
Amino acid 7
Amino acid 8
Amino acid 9
Amino acid 10
Amino acid 11
Amino acid 12
Amino acid 13
Amino acid 14
Amino acid 15
Amino acid 16
Amino acid 17
Number of chain(s) identified from the structure: 1
Amino acid sequence : Lys--Trp--Cys(1)--Phe--Orn--Val--Cys(2)--Tyr--Orn--Gly--Ile--Cys(2)--Tyr--Orn--Orn--Cys(1)--Put
Amino acid mapping
Amino acid location
Matched amino acid from monomer reference library
Amino acid 1: Lys
Amino acid 2: Trp
Amino acid 3: Cys
Amino acid 4: Phe
Amino acid 5: Orn
Amino acid 6: Val
Amino acid 7: Cys
Amino acid 8: Tyr
Amino acid 9: Orn
Amino acid 10: Gly
Amino acid 11: Ile
Amino acid 12: Cys
Amino acid 13: Tyr
Amino acid 14: Orn
Amino acid 15: Orn
Amino acid 16: Cys
Amino acid 17: Put