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 FormulaC365H593N113O98S13

DescriptionStandard

        MEIMRKLFGMFLLLLIVLASQEMVVPSKARLCESKSHGFKGACLSDHNCGMVCSNEGFSGGRCRGFRHRCFCTRRC
    

Molecular Weight8549.16 Da

Isoelectric Point (pI)9.30

Net Charge (pH 7.0)6.69

Net Charge (pH 7.4) 6.19

Charge Density (pH 7.0) 0.0880

GRAVY Index0.10

Hydrophobic Moment 0.58

Boman Index-0.01

Instability Index42.19

Aliphatic Index 70.53

Aromaticity 0.0789

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 500.00

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

Amino Acid Composition

TPSA 3399.96

LogP -35.08

H-bond Donors 131.0

H-bond Acceptors 121.0

Rotatable Bonds 292.0

Heavy Atoms 589.0

Ring Count 10.0

Amide Bonds 78.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0400554 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