Peptide Database

Peptide NameNeuropeptide Y NPY-1 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC103H162N28O37

DescriptionStandard

        LSSFLQRSPDSFGISESDNKGL
    

Molecular Weight2384.55 Da

Isoelectric Point (pI)4.56

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.0562

GRAVY Index-0.53

Hydrophobic Moment 0.52

Boman Index-0.06

Instability Index98.95

Aliphatic Index 70.91

Aromaticity 0.0909

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 1073.01

LogP -14.68

H-bond Donors 37.0

H-bond Acceptors 36.0

Rotatable Bonds 80.0

Heavy Atoms 168.0

Ring Count 3.0

Amide Bonds 23.0

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_0159201 VERIFIED: NO

Provenance & Taxonomy

OrganismPlatynereis dumerilii [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide