Peptide Database

Peptide NameKalata B5

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC126H203N31O37S7

DescriptionStandard

        PCAESCVWIPCTVTKMLGCSCKDKVCY
    

Molecular Weight2968.60 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) 0.0333

GRAVY Index0.45

Hydrophobic Moment 0.43

Boman Index0.14

Instability Index46.18

Aliphatic Index 64.81

Aromaticity 0.0741

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 1066.74

LogP -9.88

H-bond Donors 44.0

H-bond Acceptors 45.0

Rotatable Bonds 93.0

Heavy Atoms 201.0

Ring Count 5.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0075116 VERIFIED: YES

Provenance & Taxonomy

OrganismGloeospermum pauciflorum [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)