Peptide Database

Peptide NameC(4-21)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC107H186N36O22

DescriptionStandard

        RFLRKIRRFRPKVTITIQ
    

Molecular Weight2328.85 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)6.76

Net Charge (pH 7.4) 6.55

Charge Density (pH 7.0) 0.3755

GRAVY Index-0.54

Hydrophobic Moment 0.81

Boman Index-0.43

Instability Index48.52

Aliphatic Index 102.78

Aromaticity 0.1111

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 994.32

LogP -6.93

H-bond Donors 38.0

H-bond Acceptors 29.0

Rotatable Bonds 80.0

Heavy Atoms 165.0

Ring Count 3.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0115640 VERIFIED: YES

Provenance & Taxonomy

OrganismGallus gallus [Animal]

FamilyCathelicidin

Tax ID9031

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-negative

TargetEscherichia coli O78

Activity6.7 ± 2.9 μM

MethodMIC