Peptide Database

Peptide NameHelokinestatin-4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide Antagonist

Standard StatusStandard

Sequence Length10 amino acids

Chemical FormulaC58H81N13O16

DescriptionStandard

        PPPFVDYEPR
    

Molecular Weight1216.34 Da

Isoelectric Point (pI)4.37

Net Charge (pH 7.0)-1.04

Net Charge (pH 7.4) -1.10

Charge Density (pH 7.0) -0.1038

GRAVY Index-1.22

Hydrophobic Moment 0.39

Boman Index-0.12

Instability Index55.93

Aliphatic Index 29.00

Aromaticity 0.2000

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 441.59

LogP -1.85

H-bond Donors 14.0

H-bond Acceptors 15.0

Rotatable Bonds 30.0

Heavy Atoms 87.0

Ring Count 6.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0371952 VERIFIED: NO

Provenance & Taxonomy

OrganismHeloderma suspectum cinctum [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide Antagonist

TargetB2