Peptide Database

Peptide NamePyrokinin PK-4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC46H71N11O13S

DescriptionStandard

        MEEFIPRP
    

Molecular Weight1018.19 Da

Isoelectric Point (pI)4.53

Net Charge (pH 7.0)-1.49

Net Charge (pH 7.4) -1.71

Charge Density (pH 7.0) -0.1867

GRAVY Index-0.69

Hydrophobic Moment 0.59

Boman Index-0.07

Instability Index60.55

Aliphatic Index 48.75

Aromaticity 0.1250

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 385.94

LogP -1.16

H-bond Donors 12.0

H-bond Acceptors 13.0

Rotatable Bonds 30.0

Heavy Atoms 71.0

Ring Count 3.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0256023 VERIFIED: NO

Provenance & Taxonomy

OrganismCarausius morosus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide