Peptide Database

Peptide NameKalata B5

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length26 amino acids

Chemical FormulaC122H191N29O35S6

DescriptionStandard

        PCGESCVYLPCFTTIIGCKCQGKVCY
    

Molecular Weight2816.38 Da

Isoelectric Point (pI)8.06

Net Charge (pH 7.0)0.90

Net Charge (pH 7.4) 0.75

Charge Density (pH 7.0) 0.0345

GRAVY Index0.58

Hydrophobic Moment 0.28

Boman Index0.24

Instability Index13.04

Aliphatic Index 67.31

Aromaticity 0.1154

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3355.00

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

Amino Acid Composition

TPSA 1001.62

LogP -9.35

H-bond Donors 41.0

H-bond Acceptors 42.0

Rotatable Bonds 87.0

Heavy Atoms 192.0

Ring Count 5.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0240643 VERIFIED: YES

Provenance & Taxonomy

OrganismMelicytus ramiflorus [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)