Peptide Database

Peptide NameScorpion toxin-like knottin superfamily protein

Function Ontology

Antimicrobial

Antimicrobial ▸ Antifungal

Antimicrobial ▸ Antifungal ▸ Fungicidal activity

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

Standard StatusStandard

Sequence Length76 amino acids

Chemical FormulaC378H610N114O100S11

DescriptionStandard

        MEIIRKLFGMFLLLLIVLAPQEMVVPSEARTCESKSHAFKGPCLSDHNCGLVCRNEGFPDGWCRGIRRRCFCTRRC
    

Molecular Weight8704.31 Da

Isoelectric Point (pI)8.95

Net Charge (pH 7.0)4.61

Net Charge (pH 7.4) 4.16

Charge Density (pH 7.0) 0.0606

GRAVY Index0.03

Hydrophobic Moment 0.85

Boman Index-0.03

Instability Index58.55

Aliphatic Index 80.79

Aromaticity 0.0789

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 6000.00

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

Amino Acid Composition

TPSA 3430.72

LogP -30.85

H-bond Donors 130.0

H-bond Acceptors 118.0

Rotatable Bonds 288.0

Heavy Atoms 603.0

Ring Count 13.0

Amide Bonds 78.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0195106 VERIFIED: NO

Provenance & Taxonomy

OrganismTheobroma cacao [Plant]

FamilyDefensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antifungal Fungicide Non-hemolytic Non-ribosomal

MethodQualitative functional evidence