Peptide Database

Peptide NameEnkephalin precursor fragment 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC58H95N15O24

DescriptionStandard

        SPQLEDEAKELQ
    

Molecular Weight1386.46 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-3.53

Net Charge (pH 7.4) -3.75

Charge Density (pH 7.0) -0.2943

GRAVY Index-1.49

Hydrophobic Moment 0.42

Boman Index-0.30

Instability Index105.05

Aliphatic Index 73.33

Aromaticity 0.0000

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 656.26

LogP -6.93

H-bond Donors 20.0

H-bond Acceptors 21.0

Rotatable Bonds 48.0

Heavy Atoms 97.0

Ring Count 1.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0003828 VERIFIED: NO

Provenance & Taxonomy

OrganismRattus norvegicus [Animal]

FamilyEnkephalin

Tax ID10116

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0144385 VERIFIED: NO