Peptide Database

Peptide NamePyrokinin allele 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC148H221N37O46

DescriptionStandard

        SFEFTDAPWALVALKEPSAGTKQADYAPRS
    

Molecular Weight3254.56 Da

Isoelectric Point (pI)4.78

Net Charge (pH 7.0)-1.53

Net Charge (pH 7.4) -1.75

Charge Density (pH 7.0) -0.0512

GRAVY Index-0.43

Hydrophobic Moment 0.52

Boman Index0.03

Instability Index48.79

Aliphatic Index 55.67

Aromaticity 0.1333

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 1324.25

LogP -13.16

H-bond Donors 45.0

H-bond Acceptors 45.0

Rotatable Bonds 99.0

Heavy Atoms 231.0

Ring Count 8.0

Amide Bonds 30.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0200646 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