Peptide Database

Peptide NameHuwentoxin-IX

Function Ontology

Anticancer ▸ Cytotoxic anticancer activity ▸ Cytotoxic

Toxicity / Safety ▸ Cytotoxicity ▸ Cytotoxic

Venom / Toxin ▸ General toxin ▸ Cytotoxic

Venom / Toxin ▸ General toxin ▸ Toxic

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC128H219N39O40S6

DescriptionStandard

        IICAPEGGPCVAGIGCCAGLRCSGAKLGLAGSCQ
    

Molecular Weight3136.74 Da

Isoelectric Point (pI)7.78

Net Charge (pH 7.0)0.70

Net Charge (pH 7.4) 0.41

Charge Density (pH 7.0) 0.0207

GRAVY Index0.87

Hydrophobic Moment 0.25

Boman Index0.33

Instability Index25.22

Aliphatic Index 92.06

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 375.00

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

Amino Acid Composition

TPSA 1214.81

LogP -16.42

H-bond Donors 47.0

H-bond Acceptors 47.0

Rotatable Bonds 100.0

Heavy Atoms 213.0

Ring Count 2.0

Amide Bonds 34.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0113062 VERIFIED: NO

Provenance & Taxonomy

OrganismSelenocosmia huwena [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0374055 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Toxic Cytotoxic