Peptide Database

Peptide NamePyrokinin PK-2 extended

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC99H153N25O32

DescriptionStandard

        EEDIIFTETSRSPPFAPRL
    

Molecular Weight2205.42 Da

Isoelectric Point (pI)4.41

Net Charge (pH 7.0)-2.16

Net Charge (pH 7.4) -2.33

Charge Density (pH 7.0) -0.1135

GRAVY Index-0.56

Hydrophobic Moment 0.47

Boman Index-0.08

Instability Index129.74

Aliphatic Index 66.84

Aromaticity 0.1053

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 914.67

LogP -8.37

H-bond Donors 31.0

H-bond Acceptors 30.0

Rotatable Bonds 67.0

Heavy Atoms 156.0

Ring Count 5.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0331857 VERIFIED: NO

Provenance & Taxonomy

OrganismCimex lectularius [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide