Peptide Database

Peptide NameNeuropeptide NPY 5.2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC78H117N21O20

DescriptionStandard

        ALNEYYAIVGRPRF
    

Molecular Weight1668.89 Da

Isoelectric Point (pI)8.63

Net Charge (pH 7.0)0.80

Net Charge (pH 7.4) 0.60

Charge Density (pH 7.0) 0.0569

GRAVY Index-0.12

Hydrophobic Moment 0.45

Boman Index0.04

Instability Index31.26

Aliphatic Index 90.71

Aromaticity 0.2143

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 677.48

LogP -3.97

H-bond Donors 24.0

H-bond Acceptors 21.0

Rotatable Bonds 50.0

Heavy Atoms 119.0

Ring Count 4.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0373420 VERIFIED: NO

Provenance & Taxonomy

OrganismSepia officinalis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide