Peptide Database

Peptide NameNeuropeptide-like peptide Spnp20

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length44 amino acids

Chemical FormulaC224H352N52O62S2

DescriptionStandard

        GDIALAILATILVVAVICTFIGLCYWKYKGNSYVTVTADTTYRQ
    

Molecular Weight4829.63 Da

Isoelectric Point (pI)8.00

Net Charge (pH 7.0)0.74

Net Charge (pH 7.4) 0.49

Charge Density (pH 7.0) 0.0167

GRAVY Index0.84

Hydrophobic Moment 0.34

Boman Index0.35

Instability Index13.85

Aliphatic Index 124.09

Aromaticity 0.1364

Extinction Coeff. Reduced 11460.00

Extinction Coeff. Oxidized 11585.00

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

Amino Acid Composition

TPSA 1827.66

LogP -12.56

H-bond Donors 68.0

H-bond Acceptors 65.0

Rotatable Bonds 152.0

Heavy Atoms 340.0

Ring Count 7.0

Amide Bonds 45.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0314794 VERIFIED: NO

Provenance & Taxonomy

OrganismStrongylocentrotus purpuratus [Animal]

Tax ID7668

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide