Peptide Database

Peptide NameSmall toxic polypeptide LdrSpaB

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC181H285N47O45S

DescriptionStandard

        MTLTQLGVAFWHDLAAPIIAGIIASVIVNWLHDRK
    

Molecular Weight3871.55 Da

Isoelectric Point (pI)6.69

Net Charge (pH 7.0)-0.32

Net Charge (pH 7.4) -0.64

Charge Density (pH 7.0) -0.0093

GRAVY Index0.82

Hydrophobic Moment 0.48

Boman Index0.38

Instability Index12.56

Aliphatic Index 139.43

Aromaticity 0.0857

Extinction Coeff. Reduced 11000.00

Extinction Coeff. Oxidized 11000.00

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

Amino Acid Composition

TPSA 1442.26

LogP -7.26

H-bond Donors 50.0

H-bond Acceptors 48.0

Rotatable Bonds 122.0

Heavy Atoms 274.0

Ring Count 8.0

Amide Bonds 36.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0164247 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