Peptide Database

Peptide NamePyrokinin 1 a 8

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC40H59N13O11

DescriptionStandard

        DHFNPRL
    

Molecular Weight897.98 Da

Isoelectric Point (pI)6.74

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.41

Charge Density (pH 7.0) -0.0217

GRAVY Index-1.39

Hydrophobic Moment 0.39

Boman Index-0.32

Instability Index-21.13

Aliphatic Index 55.71

Aromaticity 0.1429

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 400.10

LogP -3.32

H-bond Donors 13.0

H-bond Acceptors 12.0

Rotatable Bonds 26.0

Heavy Atoms 64.0

Ring Count 3.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0030933 VERIFIED: NO

Provenance & Taxonomy

OrganismPodura aquatica [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide