Peptide Database

Peptide NameAlpha-S1-casein (80-105)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Standard StatusStandard

Sequence Length26 amino acids

Chemical FormulaC149H240N40O41

DescriptionStandard

        HIQKEDVPSERYLGYLEQLLRLKKYK
    

Molecular Weight3247.74 Da

Isoelectric Point (pI)9.23

Net Charge (pH 7.0)1.85

Net Charge (pH 7.4) 1.58

Charge Density (pH 7.0) 0.0711

GRAVY Index-1.07

Hydrophobic Moment 0.68

Boman Index-0.28

Instability Index61.53

Aliphatic Index 101.15

Aromaticity 0.1154

Extinction Coeff. Reduced 4470.00

Extinction Coeff. Oxidized 4470.00

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

Amino Acid Composition

TPSA 1354.89

LogP -7.97

H-bond Donors 47.0

H-bond Acceptors 44.0

Rotatable Bonds 113.0

Heavy Atoms 230.0

Ring Count 5.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0422100 VERIFIED: NO

Provenance & Taxonomy

OrganismBos taurus [Animal]

FamilyCasein-derived peptide

Tax ID9913

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive

TargetBacillus subtilis

Activity42.4 μM

MethodMIC

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