Peptide Database

Peptide NameKunitz-type serine protease inhibitor homolog calcicludine

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length60 amino acids

Chemical FormulaC321H482N86O78S6

DescriptionStandard

        WQPPWYCKEPVRIGSCKKQFSSFYFKWTAKKCLPFLFSGCGGNANRFQTIGECRKKCLGK
    

Molecular Weight6986.18 Da

Isoelectric Point (pI)9.74

Net Charge (pH 7.0)9.70

Net Charge (pH 7.4) 9.38

Charge Density (pH 7.0) 0.1616

GRAVY Index-0.53

Hydrophobic Moment 0.48

Boman Index-0.07

Instability Index52.08

Aliphatic Index 40.67

Aromaticity 0.1833

Extinction Coeff. Reduced 19480.00

Extinction Coeff. Oxidized 19855.00

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

Amino Acid Composition

TPSA 2664.20

LogP -22.20

H-bond Donors 99.0

H-bond Acceptors 94.0

Rotatable Bonds 227.0

Heavy Atoms 491.0

Ring Count 18.0

Amide Bonds 64.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0171546 VERIFIED: YES

Provenance & Taxonomy

OrganismDendroaspis angusticeps [Animal]

Familyvenom Kunitz-type family

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide7-57; 16-40; 32-53

Bio-Activity Profile

Function

Toxin Venom venom Kunitz-type family