Peptide Database

Peptide NameKalata B5

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC124H198N32O39S6

DescriptionStandard

        PCGESCVWIPCITGTIGCSCKSKVCYTN
    

Molecular Weight2953.48 Da

Isoelectric Point (pI)8.07

Net Charge (pH 7.0)0.90

Net Charge (pH 7.4) 0.75

Charge Density (pH 7.0) 0.0321

GRAVY Index0.39

Hydrophobic Moment 0.28

Boman Index0.20

Instability Index10.51

Aliphatic Index 62.50

Aromaticity 0.0714

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 1116.07

LogP -13.87

H-bond Donors 46.0

H-bond Acceptors 46.0

Rotatable Bonds 91.0

Heavy Atoms 201.0

Ring Count 5.0

Amide Bonds 28.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0400420 VERIFIED: YES

Provenance & Taxonomy

OrganismViola tricolor [Plant]

FamilyCyclotide

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)