Peptide Database

Peptide NamePyrokinin PK-4+5 extended

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC111H172N34O31S

DescriptionStandard

        RMEEFIPRPGRHTEEYIPRP
    

Molecular Weight2510.83 Da

Isoelectric Point (pI)6.77

Net Charge (pH 7.0)-0.14

Net Charge (pH 7.4) -0.40

Charge Density (pH 7.0) -0.0071

GRAVY Index-1.51

Hydrophobic Moment 0.80

Boman Index-0.39

Instability Index66.43

Aliphatic Index 39.00

Aromaticity 0.1000

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 1047.00

LogP -7.84

H-bond Donors 36.0

H-bond Acceptors 33.0

Rotatable Bonds 77.0

Heavy Atoms 177.0

Ring Count 7.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0310975 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