Peptide Database

Peptide NameSmall toxic polypeptide LdrStmA/LdrSduA/LdrStyA/LdrSpaA/LdrSenA

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC188H291N49O46S

DescriptionStandard

        MTLTELSITIWHDLAAPTLVGIATGLFLGWWHRRK
    

Molecular Weight4005.69 Da

Isoelectric Point (pI)8.54

Net Charge (pH 7.0)0.68

Net Charge (pH 7.4) 0.36

Charge Density (pH 7.0) 0.0194

GRAVY Index0.41

Hydrophobic Moment 0.30

Boman Index0.28

Instability Index46.04

Aliphatic Index 117.14

Aromaticity 0.1143

Extinction Coeff. Reduced 16500.00

Extinction Coeff. Oxidized 16500.00

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

Amino Acid Composition

TPSA 1494.46

LogP -7.60

H-bond Donors 55.0

H-bond Acceptors 50.0

Rotatable Bonds 125.0

Heavy Atoms 284.0

Ring Count 10.0

Amide Bonds 34.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0399615 VERIFIED: NO

Provenance & Taxonomy

OrganismEschericha coli,strain: K12 [Bacterium]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin