Peptide Database

Peptide NameCirculin F

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length23 amino acids

Chemical FormulaC99H163N27O32S5

DescriptionStandard

        PCAESCVYIPCTVTALLGCSCRN
    

Molecular Weight2403.84 Da

Isoelectric Point (pI)6.26

Net Charge (pH 7.0)-0.09

Net Charge (pH 7.4) -0.22

Charge Density (pH 7.0) -0.0039

GRAVY Index0.75

Hydrophobic Moment 0.34

Boman Index0.21

Instability Index47.77

Aliphatic Index 84.78

Aromaticity 0.0435

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1740.00

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

Amino Acid Composition

TPSA 924.18

LogP -11.54

H-bond Donors 38.0

H-bond Acceptors 37.0

Rotatable Bonds 72.0

Heavy Atoms 163.0

Ring Count 3.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0243024 VERIFIED: YES

Provenance & Taxonomy

OrganismChassalia chartacea [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)