Peptide Database

Peptide NamePyrokinin PK-2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC48H77N13O12

DescriptionStandard

        TVQPFAPRL
    

Molecular Weight1028.20 Da

Isoelectric Point (pI)9.41

Net Charge (pH 7.0)0.40

Net Charge (pH 7.4) 0.21

Charge Density (pH 7.0) 0.0442

GRAVY Index0.08

Hydrophobic Moment 0.49

Boman Index0.08

Instability Index64.71

Aliphatic Index 86.67

Aromaticity 0.1111

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 403.76

LogP -2.84

H-bond Donors 13.0

H-bond Acceptors 13.0

Rotatable Bonds 28.0

Heavy Atoms 73.0

Ring Count 3.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0159190 VERIFIED: NO

Provenance & Taxonomy

OrganismAnthonomus grandis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide