Peptide Database

Peptide NameCirculin B

Function Ontology

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Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC132H212N34O41S6

DescriptionStandard

        GGVPCGESCVFIPCLTAVVGCSCSNKVCYLN
    

Molecular Weight3123.69 Da

Isoelectric Point (pI)5.96

Net Charge (pH 7.0)-0.30

Net Charge (pH 7.4) -0.59

Charge Density (pH 7.0) -0.0096

GRAVY Index0.94

Hydrophobic Moment 0.27

Boman Index0.34

Instability Index44.83

Aliphatic Index 87.74

Aromaticity 0.0645

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 1169.39

LogP -14.21

H-bond Donors 45.0

H-bond Acceptors 47.0

Rotatable Bonds 95.0

Heavy Atoms 213.0

Ring Count 4.0

Amide Bonds 32.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0280014 VERIFIED: YES

Provenance & Taxonomy

OrganismOldenlandia affinis [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

TargetEscherichia coli TOP10

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