Peptide Database

Peptide NameNeuropeptide Y NPYa

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC194H294N52O57S

DescriptionStandard

        YPMKPENPGEDAPAEELAKYYSALRHYINLITRQRY
    

Molecular Weight4298.79 Da

Isoelectric Point (pI)6.77

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.42

Charge Density (pH 7.0) -0.0041

GRAVY Index-1.05

Hydrophobic Moment 0.73

Boman Index-0.17

Instability Index65.59

Aliphatic Index 65.28

Aromaticity 0.1389

Extinction Coeff. Reduced 7450.00

Extinction Coeff. Oxidized 7450.00

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

Amino Acid Composition

TPSA 1770.46

LogP -13.84

H-bond Donors 60.0

H-bond Acceptors 59.0

Rotatable Bonds 135.0

Heavy Atoms 304.0

Ring Count 10.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0038434 VERIFIED: NO

Provenance & Taxonomy

OrganismOryzias latipes [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide