Peptide Database

Peptide NameAntibacterial protein PR-39 (1-26)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antifungal

Immunology ▸ Immune modulation ▸ Immunomodulatory activity

Standard StatusStandard

Sequence Length26 amino acids

Chemical FormulaC153H242N50O28

DescriptionStandard

        RRRPRPPYLPRPRPPPFFPPRLPPRI
    

Molecular Weight3229.88 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)7.76

Net Charge (pH 7.4) 7.55

Charge Density (pH 7.0) 0.2984

GRAVY Index-1.49

Hydrophobic Moment 0.41

Boman Index-0.49

Instability Index135.48

Aliphatic Index 45.00

Aromaticity 0.1154

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 1200.77

LogP -6.73

H-bond Donors 40.0

H-bond Acceptors 36.0

Rotatable Bonds 83.0

Heavy Atoms 231.0

Ring Count 15.0

Amide Bonds 25.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0401830 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyCathelicidin

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetEscherichia coli

Activity1.25 μM

MethodMBC

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