Peptide Database

Peptide NameCirculin B

Function Ontology

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Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC133H211N33O43S6

DescriptionStandard

        IPCAESCVWIPCTVTALVGCSCSDKVCYNS
    

Molecular Weight3152.68 Da

Isoelectric Point (pI)4.37

Net Charge (pH 7.0)-1.30

Net Charge (pH 7.4) -1.59

Charge Density (pH 7.0) -0.0432

GRAVY Index0.78

Hydrophobic Moment 0.28

Boman Index0.27

Instability Index27.91

Aliphatic Index 84.33

Aromaticity 0.0667

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7365.00

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

Amino Acid Composition

TPSA 1190.75

LogP -13.77

H-bond Donors 47.0

H-bond Acceptors 48.0

Rotatable Bonds 94.0

Heavy Atoms 215.0

Ring Count 5.0

Amide Bonds 30.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0416014 VERIFIED: YES

Provenance & Taxonomy

OrganismViola baoshanensis [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)