Peptide Database

Peptide NameKalata B5

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length26 amino acids

Chemical FormulaC117H186N30O34S6

DescriptionStandard

        PCGESCVWIPCLTAIAGCSCKNKVCY
    

Molecular Weight2749.30 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) 0.0346

GRAVY Index0.63

Hydrophobic Moment 0.24

Boman Index0.24

Instability Index42.64

Aliphatic Index 75.00

Aromaticity 0.0769

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 997.18

LogP -10.18

H-bond Donors 41.0

H-bond Acceptors 41.0

Rotatable Bonds 84.0

Heavy Atoms 187.0

Ring Count 5.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0018016 VERIFIED: YES

Provenance & Taxonomy

OrganismChassalia chartacea [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)