Peptide Database

Peptide Namealpha-Conotoxin CnIK

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC67H100N22O20S4

DescriptionStandard

        NGRCCHPACGKYYSC
    

Molecular Weight1661.91 Da

Isoelectric Point (pI)8.52

Net Charge (pH 7.0)1.80

Net Charge (pH 7.4) 1.49

Charge Density (pH 7.0) 0.1203

GRAVY Index-0.61

Hydrophobic Moment 0.36

Boman Index-0.13

Instability Index85.56

Aliphatic Index 6.67

Aromaticity 0.1333

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3230.00

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

Amino Acid Composition

TPSA 682.31

LogP -9.18

H-bond Donors 28.0

H-bond Acceptors 27.0

Rotatable Bonds 49.0

Heavy Atoms 113.0

Ring Count 4.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0018743 VERIFIED: NO

Provenance & Taxonomy

OrganismConus consors [Animal]

FamilyConotoxin

Structure & Mods

Configlinear disulfide-stabilized peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Disulfide4-9, 5-15

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0352634 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide; DSSP H 0.0%, E 0.0%, T 53.3%, C 46.7% [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Miscellaneous