Peptide Database

Peptide NameCupiennin-5a

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 Length24 amino acids

Chemical FormulaC126H215N35O29

DescriptionStandard

        KFGKVLKFLAKTLAKHLAKKQAQS
    

Molecular Weight2684.27 Da

Isoelectric Point (pI)10.78

Net Charge (pH 7.0)6.84

Net Charge (pH 7.4) 6.58

Charge Density (pH 7.0) 0.2850

GRAVY Index-0.30

Hydrophobic Moment 0.66

Boman Index-0.09

Instability Index27.13

Aliphatic Index 93.75

Aromaticity 0.0833

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 1070.08

LogP -7.64

H-bond Donors 37.0

H-bond Acceptors 37.0

Rotatable Bonds 98.0

Heavy Atoms 190.0

Ring Count 3.0

Amide Bonds 25.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0245226 VERIFIED: NO

Provenance & Taxonomy

OrganismCupiennius salei [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0337170 VERIFIED: NO

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