Peptide Database

Peptide NameDefensin-like protein 81

Function Ontology

Antimicrobial

Antimicrobial ▸ Antifungal

Antimicrobial ▸ Antifungal ▸ Fungicidal activity

Plant bioactivity ▸ Plant defense peptide

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

Standard StatusStandard

Sequence Length87 amino acids

Chemical FormulaC427H673N103O121S10

DescriptionStandard

        MTIKKFLPLLLSSLMVYSLILLPIISGKSPVSCDGACTSTPQCNKICTSKGYKKGICHGSAHLFYICCCYAKFESQYDPSISSPPNY
    

Molecular Weight9506.18 Da

Isoelectric Point (pI)8.81

Net Charge (pH 7.0)4.59

Net Charge (pH 7.4) 4.13

Charge Density (pH 7.0) 0.0527

GRAVY Index0.23

Hydrophobic Moment 0.49

Boman Index0.18

Instability Index65.60

Aliphatic Index 86.32

Aromaticity 0.1034

Extinction Coeff. Reduced 8940.00

Extinction Coeff. Oxidized 9440.00

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

Amino Acid Composition

TPSA 3519.46

LogP -33.21

H-bond Donors 129.0

H-bond Acceptors 138.0

Rotatable Bonds 304.0

Heavy Atoms 661.0

Ring Count 18.0

Amide Bonds 90.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0320434 VERIFIED: NO

Provenance & Taxonomy

OrganismArabidopsis thaliana [Plant]

FamilyDefensin

Tax ID3702

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antifungal Fungicide Plant Defense Non-hemolytic Non-ribosomal

MethodQualitative functional evidence