Peptide Database

Peptide NameThaumatin-like pathogenesis-related protein; precursor 4; oat (Avena sativa)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antifungal

Antimicrobial ▸ Antifungal ▸ Fungicidal activity

Plant bioactivity ▸ Plant defense peptide

Sensory / Food function ▸ Taste-active peptide ▸ Sweet peptide

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length169 amino acids

Chemical FormulaC759H1146N206O255S12

DescriptionStandard

        MATSSTVLFLLLAVFAASASAATFTITNNCGYTVWPAAIPVGGGQQLDQGQTWTLNVPAGTNSGRIWGRTGCSFNGGSGSCQTGDCAGALSCTLSGQPATLAEFSIGGEHDYYDISVIDVYNLAMDFSCSTGDALQCRDSSCPDAYHQPDDPKTHSCNTNSNYQITFCP
    

Molecular Weight17621.23 Da

Isoelectric Point (pI)4.20

Net Charge (pH 7.0)-9.33

Net Charge (pH 7.4) -9.86

Charge Density (pH 7.0) -0.0552

GRAVY Index-0.06

Hydrophobic Moment 0.62

Boman Index0.15

Instability Index31.85

Aliphatic Index 63.61

Aromaticity 0.0947

Extinction Coeff. Reduced 25440.00

Extinction Coeff. Oxidized 26065.00

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

Amino Acid Composition

TPSA 7316.88

LogP -99.24

H-bond Donors 260.0

H-bond Acceptors 261.0

Rotatable Bonds 550.0

Heavy Atoms 1232.0

Ring Count 30.0

Amide Bonds 186.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0054770 VERIFIED: YES

Provenance & Taxonomy

OrganismAvena sativa [Plant]

FamilyThaumatin-like protein

Tax ID4498;0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Sweet Protein

RECORD: Rec_0233535 VERIFIED: NO