Peptide Database

Peptide NameCecropin A (1-8) + Magainin 2 (1-6) + 3K

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antifungal

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Standard StatusStandard

Sequence Length17 amino acids

Chemical FormulaC105H176N26O18

DescriptionStandard

        KWKLFKKIGIGKFLKKK
    

Molecular Weight2090.68 Da

Isoelectric Point (pI)10.85

Net Charge (pH 7.0)7.75

Net Charge (pH 7.4) 7.54

Charge Density (pH 7.0) 0.4560

GRAVY Index-0.63

Hydrophobic Moment 0.30

Boman Index-0.17

Instability Index-24.40

Aliphatic Index 91.76

Aromaticity 0.1765

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 752.87

LogP -0.16

H-bond Donors 27.0

H-bond Acceptors 26.0

Rotatable Bonds 79.0

Heavy Atoms 149.0

Ring Count 4.0

Amide Bonds 16.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0253576 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyMagainin

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hemolytic

Targethuman erythrocytes

Activity100 μM

MethodHemolysis

RECORD: Rec_0317884 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyMagainin

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal

TargetBacillus subtilis KCTC 1918

Activity3.12 μM

MethodMIC

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