Peptide Database

Peptide NameKalata B5

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC126H203N35O39S6

DescriptionStandard

        PCGESCVWIPCLTSTVGCSCKSKVCYRN
    

Molecular Weight3024.56 Da

Isoelectric Point (pI)8.46

Net Charge (pH 7.0)1.90

Net Charge (pH 7.4) 1.75

Charge Density (pH 7.0) 0.0678

GRAVY Index0.21

Hydrophobic Moment 0.29

Boman Index0.07

Instability Index27.19

Aliphatic Index 58.93

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 1177.97

LogP -15.01

H-bond Donors 49.0

H-bond Acceptors 47.0

Rotatable Bonds 94.0

Heavy Atoms 206.0

Ring Count 5.0

Amide Bonds 28.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0318967 VERIFIED: YES

Provenance & Taxonomy

OrganismViola biflora [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)