Peptide Database

Peptide NamePyrokinin a2 3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length25 amino acids

Chemical FormulaC133H212N40O36

DescriptionStandard

        RPPYRDTTPDPIFDLRPRAPLSPRL
    

Molecular Weight2947.35 Da

Isoelectric Point (pI)10.61

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.56

Charge Density (pH 7.0) 0.0705

GRAVY Index-1.09

Hydrophobic Moment 0.33

Boman Index-0.33

Instability Index48.81

Aliphatic Index 66.40

Aromaticity 0.0800

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 1202.51

LogP -10.53

H-bond Donors 41.0

H-bond Acceptors 38.0

Rotatable Bonds 83.0

Heavy Atoms 209.0

Ring Count 9.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0200674 VERIFIED: NO

Provenance & Taxonomy

OrganismFolsomia candida [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide