Peptide Database

Peptide NamePyrokinin allele 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC149H223N37O47

DescriptionStandard

        SFEYTDAPWALVALKEPSAGTKQADYAPRT
    

Molecular Weight3284.58 Da

Isoelectric Point (pI)4.78

Net Charge (pH 7.0)-1.54

Net Charge (pH 7.4) -1.75

Charge Density (pH 7.0) -0.0512

GRAVY Index-0.56

Hydrophobic Moment 0.52

Boman Index0.00

Instability Index31.32

Aliphatic Index 55.67

Aromaticity 0.1333

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8480.00

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

Amino Acid Composition

TPSA 1344.48

LogP -13.07

H-bond Donors 46.0

H-bond Acceptors 46.0

Rotatable Bonds 99.0

Heavy Atoms 233.0

Ring Count 8.0

Amide Bonds 30.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0335896 VERIFIED: NO

Provenance & Taxonomy

OrganismCarabus violaceus [Animal]; Carabus problematicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide