Peptide Database

Peptide NamePENK(238-259)

Function Ontology

Neurological / Signaling ▸ Analgesic/opioid activity ▸ Analgesic

Neurological / Signaling ▸ Analgesic/opioid activity ▸ Opioid

Neurological / Signaling ▸ Neuromodulation

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC108H160N24O44

DescriptionStandard

        FAESLPSDEEGENYSKEVPEIE
    

Molecular Weight2498.56 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-7.22

Net Charge (pH 7.4) -7.44

Charge Density (pH 7.0) -0.3280

GRAVY Index-1.16

Hydrophobic Moment 0.51

Boman Index-0.12

Instability Index92.58

Aliphatic Index 53.18

Aromaticity 0.0909

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 1105.27

LogP -11.31

H-bond Donors 35.0

H-bond Acceptors 37.0

Rotatable Bonds 82.0

Heavy Atoms 176.0

Ring Count 4.0

Amide Bonds 22.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0081313 VERIFIED: NO

Provenance & Taxonomy

OrganismMus musculus [Animal]

FamilyOpioid

Tax ID10090

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Opioid Analgesic Neuromodulator