Peptide Database

Peptide NamePyrokinin 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length23 amino acids

Chemical FormulaC115H190N40O29S3

DescriptionStandard

        HWSRMRQVNPGMRSLMSVPVPRA
    

Molecular Weight2693.18 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)3.85

Net Charge (pH 7.4) 3.59

Charge Density (pH 7.0) 0.1673

GRAVY Index-0.56

Hydrophobic Moment 0.73

Boman Index-0.18

Instability Index74.03

Aliphatic Index 59.13

Aromaticity 0.0435

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 1116.09

LogP -11.63

H-bond Donors 40.0

H-bond Acceptors 37.0

Rotatable Bonds 84.0

Heavy Atoms 187.0

Ring Count 6.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0400949 VERIFIED: NO

Provenance & Taxonomy

OrganismHypsibius dujardini [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide