Peptide Database

Peptide Name[K4W4]

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC68H90N16O9

DescriptionStandard

        KKKKWWWW
    

Molecular Weight1275.54 Da

Isoelectric Point (pI)10.48

Net Charge (pH 7.0)3.76

Net Charge (pH 7.4) 3.55

Charge Density (pH 7.0) 0.4695

GRAVY Index-2.40

Hydrophobic Moment 0.06

Boman Index-0.34

Instability Index8.75

Aliphatic Index 0.00

Aromaticity 0.5000

Extinction Coeff. Reduced 22000.00

Extinction Coeff. Oxidized 22000.00

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

Amino Acid Composition

TPSA 434.26

LogP 3.20

H-bond Donors 17.0

H-bond Acceptors 13.0

Rotatable Bonds 39.0

Heavy Atoms 93.0

Ring Count 8.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0032011 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetEscherichia coli ATCC 25922

Activity16 μg/mL

MethodMIC

RECORD: Rec_0138108 VERIFIED: YES