Peptide Database

Peptide NameLK [L8E]

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC88H166N22O19

DescriptionStandard

        LKKLLKLEKKLLKLAG
    

Molecular Weight1836.40 Da

Isoelectric Point (pI)10.30

Net Charge (pH 7.0)4.76

Net Charge (pH 7.4) 4.54

Charge Density (pH 7.0) 0.2973

GRAVY Index0.07

Hydrophobic Moment 0.69

Boman Index-0.08

Instability Index-27.77

Aliphatic Index 176.88

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 693.24

LogP -0.72

H-bond Donors 24.0

H-bond Acceptors 24.0

Rotatable Bonds 72.0

Heavy Atoms 129.0

Ring Count 0.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0398101 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetGram-negative bacteria: Escherichia coli (ATCC 25922)

Activity5 μM

MethodMIC

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