Peptide Database

Peptide NameCirculin B

Function Ontology

Antimicrobial

Insecticidal/Pest control ▸ Insecticidal activity

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC139H212N34O43S6

DescriptionStandard

        GSVPCGESCVYIPCFTGIAGCSCKSKVCYYN
    

Molecular Weight3239.76 Da

Isoelectric Point (pI)7.76

Net Charge (pH 7.0)0.70

Net Charge (pH 7.4) 0.40

Charge Density (pH 7.0) 0.0225

GRAVY Index0.45

Hydrophobic Moment 0.26

Boman Index0.23

Instability Index25.81

Aliphatic Index 56.45

Aromaticity 0.1290

Extinction Coeff. Reduced 4470.00

Extinction Coeff. Oxidized 4845.00

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

Amino Acid Composition

TPSA 1213.01

LogP -14.43

H-bond Donors 48.0

H-bond Acceptors 50.0

Rotatable Bonds 98.0

Heavy Atoms 222.0

Ring Count 6.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0258775 VERIFIED: NO

Provenance & Taxonomy

OrganismHybanthus floribundus [Plant]

FamilyCyclotide

Structure & Mods

Configcyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide5-21; 9-23; 14-28

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0290531 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configcyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial

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