Peptide Database

Peptide NamePyrokinin PK2 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC87H144N26O25

DescriptionStandard

        DGTGIREVKGQLIPFPRA
    

Molecular Weight1954.23 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.0424

GRAVY Index-0.38

Hydrophobic Moment 0.43

Boman Index-0.04

Instability Index4.59

Aliphatic Index 86.67

Aromaticity 0.0556

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 828.18

LogP -7.76

H-bond Donors 28.0

H-bond Acceptors 26.0

Rotatable Bonds 63.0

Heavy Atoms 138.0

Ring Count 3.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0426549 VERIFIED: NO

Provenance & Taxonomy

OrganismSminthurus viridis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide