Peptide Database

Peptide NameKasstasin (Frogs, amphibians, animals)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC106H176N26O29

DescriptionStandard

        FIKELLPHLSGIIDSVANAIK
    

Molecular Weight2278.69 Da

Isoelectric Point (pI)6.75

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.41

Charge Density (pH 7.0) -0.0072

GRAVY Index0.71

Hydrophobic Moment 0.59

Boman Index0.32

Instability Index15.74

Aliphatic Index 153.33

Aromaticity 0.0476

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 875.40

LogP -5.08

H-bond Donors 29.0

H-bond Acceptors 30.0

Rotatable Bonds 76.0

Heavy Atoms 161.0

Ring Count 3.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0418787 VERIFIED: YES

Provenance & Taxonomy

OrganismKassina maculata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hemolytic

TargetHorse erythrocytes

Activity125 μM

MethodHemolysis

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