Peptide Database

Peptide NameNeuropeptide Y NPYa

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic ▸ Appetite and feeding regulation ▸ Feeding regulator

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Neuropeptide Y family

Neurological / Signaling ▸ Sleep regulation

Regulatory peptide ▸ Biological modulation

Regulatory peptide ▸ Biological regulation

Reproductive biology ▸ Reproductive modulation

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC194H294N52O57

DescriptionStandard

        YPVKPENPGEDAPAEELAKYYSALRHYINLITRQRY
    

Molecular Weight4266.72 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-0.99

Hydrophobic Moment 0.73

Boman Index-0.16

Instability Index72.23

Aliphatic Index 73.33

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 -13.93

H-bond Donors 60.0

H-bond Acceptors 58.0

Rotatable Bonds 133.0

Heavy Atoms 303.0

Ring Count 10.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0284635 VERIFIED: NO

Provenance & Taxonomy

OrganismDicentrarchus labrax [Animal]; Oreochromis sp [Animal]; Tetraodon nigroviridis [Animal]; Fugu rubripes,Takifugu rubripes [Animal]; Meiacanthus atrodorsalis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone

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