Peptide Database

Peptide NameSPY peptide 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC81H117N23O17

DescriptionStandard

        LAYAVHPAAFHKFRG
    

Molecular Weight1684.94 Da

Isoelectric Point (pI)9.99

Net Charge (pH 7.0)1.93

Net Charge (pH 7.4) 1.63

Charge Density (pH 7.0) 0.1288

GRAVY Index0.18

Hydrophobic Moment 0.28

Boman Index0.20

Instability Index46.17

Aliphatic Index 72.00

Aromaticity 0.2000

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 627.44

LogP -3.14

H-bond Donors 22.0

H-bond Acceptors 21.0

Rotatable Bonds 49.0

Heavy Atoms 121.0

Ring Count 6.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0180427 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