Peptide Database

Peptide NameCasein alpha-s2 [164-179]

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Enzyme modulation ▸ Enzyme inhibition ▸ Phosphodiesterase inhibition ▸ CaMPDE inhibitor

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC95H151N25O23

DescriptionStandard

        LKKISQRYQKFALPQY
    

Molecular Weight2011.37 Da

Isoelectric Point (pI)10.17

Net Charge (pH 7.0)3.76

Net Charge (pH 7.4) 3.54

Charge Density (pH 7.0) 0.2347

GRAVY Index-0.94

Hydrophobic Moment 0.68

Boman Index-0.24

Instability Index25.45

Aliphatic Index 79.38

Aromaticity 0.1875

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 820.95

LogP -5.09

H-bond Donors 28.0

H-bond Acceptors 27.0

Rotatable Bonds 68.0

Heavy Atoms 143.0

Ring Count 4.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0332238 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal]

Familyalpha-S2-Casein-derived

Tax ID9913

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetEscherichia coli; Listeria innocua; Micrococcus flavus

Activity99 μM

MethodMIC

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