Peptide Database

Peptide NameSPY peptide 3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length26 amino acids

Chemical FormulaC147H211N49O33

DescriptionStandard

        YFGGSNRFLHPAAFHRQLAFSHRRYR
    

Molecular Weight3192.56 Da

Isoelectric Point (pI)11.83

Net Charge (pH 7.0)5.02

Net Charge (pH 7.4) 4.66

Charge Density (pH 7.0) 0.1931

GRAVY Index-0.83

Hydrophobic Moment 0.54

Boman Index-0.21

Instability Index40.70

Aliphatic Index 41.54

Aromaticity 0.2308

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 1344.67

LogP -12.35

H-bond Donors 50.0

H-bond Acceptors 41.0

Rotatable Bonds 99.0

Heavy Atoms 229.0

Ring Count 10.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0212135 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