Peptide Database

Peptide NameK4I

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC92H166N20O17

DescriptionStandard

        IKPIIKPIIKPIIKPI
    

Molecular Weight1824.43 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) 0.2348

GRAVY Index0.88

Hydrophobic Moment 0.72

Boman Index0.34

Instability Index-30.70

Aliphatic Index 195.00

Aromaticity 0.0000

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 568.74

LogP 2.58

H-bond Donors 17.0

H-bond Acceptors 21.0

Rotatable Bonds 59.0

Heavy Atoms 129.0

Ring Count 4.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0391889 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyDermaseptin

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-negative

TargetEscherichia coli 25922

Activity64 μM

MethodMIC

FIRST PREV 1 2 3 4

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