Peptide Database

Peptide NameFK3

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC98H142N20O15

DescriptionStandard

        GFFKKFFKKFFKKI
    

Molecular Weight1840.30 Da

Isoelectric Point (pI)10.70

Net Charge (pH 7.0)5.75

Net Charge (pH 7.4) 5.54

Charge Density (pH 7.0) 0.4110

GRAVY Index-0.18

Hydrophobic Moment 0.83

Boman Index0.00

Instability Index-28.99

Aliphatic Index 27.86

Aromaticity 0.4286

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 597.74

LogP 1.61

H-bond Donors 21.0

H-bond Acceptors 21.0

Rotatable Bonds 65.0

Heavy Atoms 133.0

Ring Count 6.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0392355 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

TargetBacillus subtilis ATCC 23857

Activity16 μM

MethodMIC

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