Peptide Database

Peptide NameNeuropeptide Y

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC177H287N45O59

DescriptionStandard

        GKRSSPEILDTLISELLLKESTDTLPQSRYDPSLW
    

Molecular Weight3989.44 Da

Isoelectric Point (pI)4.59

Net Charge (pH 7.0)-2.23

Net Charge (pH 7.4) -2.45

Charge Density (pH 7.0) -0.0637

GRAVY Index-0.57

Hydrophobic Moment 0.58

Boman Index-0.08

Instability Index109.12

Aliphatic Index 100.29

Aromaticity 0.0571

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 1687.17

LogP -16.72

H-bond Donors 59.0

H-bond Acceptors 57.0

Rotatable Bonds 131.0

Heavy Atoms 281.0

Ring Count 6.0

Amide Bonds 35.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0415828 VERIFIED: NO

Provenance & Taxonomy

OrganismChanna argus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide