Peptide Database

Peptide NameProenkephalin-A [209-229]

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC104H154N22O40S

DescriptionStandard

        FAEPLPSEEEGESYSKEVPEM
    

Molecular Weight2384.52 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-6.22

Net Charge (pH 7.4) -6.44

Charge Density (pH 7.0) -0.2963

GRAVY Index-1.09

Hydrophobic Moment 0.43

Boman Index-0.07

Instability Index100.29

Aliphatic Index 37.14

Aromaticity 0.0952

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 986.99

LogP -8.93

H-bond Donors 31.0

H-bond Acceptors 35.0

Rotatable Bonds 76.0

Heavy Atoms 167.0

Ring Count 5.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0060822 VERIFIED: NO

Provenance & Taxonomy

OrganismBos taurus [Animal]

Tax ID9913

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide