Peptide Database

Peptide NameViolacin A

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC118H201N33O36S6

DescriptionStandard

        SVIKCGESCLLGKCYTPGCTCSRPICK
    

Molecular Weight2850.45 Da

Isoelectric Point (pI)8.65

Net Charge (pH 7.0)2.40

Net Charge (pH 7.4) 2.10

Charge Density (pH 7.0) 0.0889

GRAVY Index0.24

Hydrophobic Moment 0.51

Boman Index0.05

Instability Index50.09

Aliphatic Index 68.52

Aromaticity 0.0370

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1100.98

LogP -13.47

H-bond Donors 45.0

H-bond Acceptors 45.0

Rotatable Bonds 92.0

Heavy Atoms 193.0

Ring Count 3.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0126837 VERIFIED: YES

Provenance & Taxonomy

OrganismClitoria ternatea [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)