Peptide Database

Peptide NameCyclic cationic V7 peptide

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Venom / Toxin ▸ General toxin ▸ Toxic

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC137H175N33O21S2

DescriptionStandard

        CWKWKWKWGSGWKWKWKWC
    

Molecular Weight2684.19 Da

Isoelectric Point (pI)10.05

Net Charge (pH 7.0)5.73

Net Charge (pH 7.4) 5.49

Charge Density (pH 7.0) 0.3018

GRAVY Index-1.43

Hydrophobic Moment 0.32

Boman Index-0.06

Instability Index22.97

Aliphatic Index 0.00

Aromaticity 0.4211

Extinction Coeff. Reduced 44000.00

Extinction Coeff. Oxidized 44125.00

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

Amino Acid Composition

TPSA 889.79

LogP 2.81

H-bond Donors 37.0

H-bond Acceptors 29.0

Rotatable Bonds 80.0

Heavy Atoms 193.0

Ring Count 16.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0392928 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyCathelicidin

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermAcetylation

C-TermAmidation

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-negative

TargetEscherichia coli ATTC 25922

Activity0.114 μM

MethodMIC

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