Peptide Database

Peptide NameConotoxin qc16a

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 Length11 amino acids

Chemical FormulaC43H67N15O16S4

DescriptionStandard

        DCQPCGHNVCC
    

Molecular Weight1178.34 Da

Isoelectric Point (pI)5.08

Net Charge (pH 7.0)-1.19

Net Charge (pH 7.4) -1.50

Charge Density (pH 7.0) -0.1083

GRAVY Index-0.14

Hydrophobic Moment 0.23

Boman Index-0.01

Instability Index34.42

Aliphatic Index 26.36

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 250.00

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

Amino Acid Composition

TPSA 497.69

LogP -7.66

H-bond Donors 19.0

H-bond Acceptors 20.0

Rotatable Bonds 34.0

Heavy Atoms 78.0

Ring Count 2.0

Amide Bonds 12.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0131074 VERIFIED: NO

Provenance & Taxonomy

OrganismConus quercinus [Animal]

FamilyConotoxin

Structure & Mods

Configlinear disulfide-stabilized peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide2-11, 5-10

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0269865 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