Peptide Database

Peptide NamePyrokinin 1 a 6

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC101H161N35O35

DescriptionStandard

        SSDEASSTRIHHRSQPYTPRL
    

Molecular Weight2425.57 Da

Isoelectric Point (pI)8.51

Net Charge (pH 7.0)0.64

Net Charge (pH 7.4) 0.33

Charge Density (pH 7.0) 0.0304

GRAVY Index-1.44

Hydrophobic Moment 0.36

Boman Index-0.40

Instability Index65.38

Aliphatic Index 41.90

Aromaticity 0.0476

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 1150.33

LogP -16.78

H-bond Donors 42.0

H-bond Acceptors 38.0

Rotatable Bonds 76.0

Heavy Atoms 171.0

Ring Count 5.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0120563 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