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MYP_156212
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Basic Information
Cycloviolacin O2
Anticancer
Anticancer ▸ Cytotoxic anticancer activity ▸ Cytotoxic
Antimicrobial
Antimicrobial ▸ Antibacterial
Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative
Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive
Antimicrobial ▸ Antifungal
Antiparasitic ▸ Anthelminthic
Antiparasitic ▸ Anthelminthic ▸ Nematicidal activity
Antiparasitic ▸ General antiparasitic ▸ Antiparasitic
Binding / Molecular interaction ▸ Binding activity
Immunology ▸ Innate immune defense ▸ Host defense peptide ▸ Host defense activity
Insecticidal/Pest control ▸ Insecticidal activity
Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic
Toxicity / Safety ▸ Cytotoxicity ▸ Cytotoxic
Venom / Toxin ▸ General toxin ▸ Cytotoxic
Standard
30 amino acids
C133H215N37O40S6
Standard
Sequence
GIPCGESCVWIPCISSAIGCSCKSKVCYRN
Physicochemical Analysis
3164.74 Da
8.33
1.70
1.40
0.0567
0.44
0.35
0.16
25.08
74.67
0.0667
6990.00
7365.00
The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.
Residue Composition
Amino Acid Composition
Chemical Descriptors
1221.14
-14.65
49.0
48.0
99.0
216.0
5.0
30.0
Structural Visualization
3D PDB MODEL
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2D CHEMICAL STRUCTURE
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Experimental Records
RECORD: Rec_0259750 VERIFIED: NO
Provenance & Taxonomy
Viola odorata [Plant]
Cyclotide
Structure & Mods
backbone-cyclized cyclotide scaffold [Cyclic]
canonical L-amino-acid peptide [L]
Bio-Activity Profile
Antimicrobial
PaperCycloviolacin-O2 Evidence URLhttps://www.uniprot.org/uniprotkb/P58434/entry
RECORD: Rec_0268460 VERIFIED: YES
Provenance & Taxonomy
Viola biflora [Plant],Viola odorata [Plant]
Defensin
Structure & Mods
disulfide-constrained cyclic peptide [Cyclic]
canonical L-amino-acid peptide [L]
None
None
4-20; 8-22; 13-27
Bio-Activity Profile
Insecticidal Cytotoxic
PaperPubMed PMID: 16872274 | PubMed PMID: 10600388 PMID16872274;10600388 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/16872274/
RECORD: Rec_0274192 VERIFIED: YES
Provenance & Taxonomy
Viola odorata [Plant]
97441
Structure & Mods
head-to-tail cyclic peptide [Cyclic]
noncanonical stereochemical modification [Modified]
Bio-Activity Profile
Antimicrobial Antifungal Anticancer Antiparasitic
A. alternatam
1.5 μM
MIC
PaperPlant cyclotides: A unique family of cyclic and knotted proteins that defines the cyclic cystine knot structural motif. PMID10600388 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/10600388/
RECORD: Rec_0277229 VERIFIED: NO
Provenance & Taxonomy
Viola odorata [Plant]
Cyclotide
Structure & Mods
head-to-tail cyclic peptide [Cyclic]
noncanonical stereochemical modification [Modified]
disulfide-stabilized; exact pairings not extracted
cystine-knot scaffold
Bio-Activity Profile
Anticancer Antimicrobial
PaperPlant Antimicrobial Oligopeptides with Anticancer Properties as a Source of Biologically Active Peptides—An In Silico Study PMID41009751 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/41009751/
RECORD: Rec_0286152 VERIFIED: YES
Provenance & Taxonomy
Viola odorata [Plant]
cyclotide family
Structure & Mods
head-to-tail cyclic peptide [Cyclic]
canonical L-amino-acid peptide [L]
4-20; 8-22; 13-27
Bio-Activity Profile
Antimicrobial cyclotide family Host defense
PaperPDB 2KNM structural record; NMR; chain A; residues 1-30
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