Peptide Database

Peptide NameThaumatin-like pathogenesis-related protein; precursor 3; 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 FormulaC749H1143N211O240S12

DescriptionStandard

        MATSSAVLFLLLAVFAAGASAATFRITNNCGFTVWPAGIPVGGGFQLNSKQSSNINVPAGTSAGRIWGRTGCSFNNGRGSCATGDCAGALSCTLSGQPATLAEYTIGGSQDFYDISVIDGYNLAMDFSCSTGVALKCRDSGCPDAYHHPNDVATHACNGNSNYQITFCP
    

Molecular Weight17328.14 Da

Isoelectric Point (pI)5.77

Net Charge (pH 7.0)-2.33

Net Charge (pH 7.4) -2.86

Charge Density (pH 7.0) -0.0138

GRAVY Index0.11

Hydrophobic Moment 0.62

Boman Index0.18

Instability Index38.45

Aliphatic Index 67.69

Aromaticity 0.0947

Extinction Coeff. Reduced 18450.00

Extinction Coeff. Oxidized 19075.00

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

Amino Acid Composition

TPSA 7146.03

LogP -96.89

H-bond Donors 256.0

H-bond Acceptors 253.0

Rotatable Bonds 544.0

Heavy Atoms 1212.0

Ring Count 28.0

Amide Bonds 185.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0027550 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_0338054 VERIFIED: NO