Peptide Database

Peptide NameNeuropeptide Np15

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length45 amino acids

Chemical FormulaC222H346N74O63S9

DescriptionStandard

        HQKYSCMKECSHCAKIHTRYSMVRCFRTCSSGRTDFGCNNRMHFV
    

Molecular Weight5348.17 Da

Isoelectric Point (pI)9.34

Net Charge (pH 7.0)6.05

Net Charge (pH 7.4) 5.55

Charge Density (pH 7.0) 0.1344

GRAVY Index-0.67

Hydrophobic Moment 0.58

Boman Index-0.24

Instability Index44.56

Aliphatic Index 23.78

Aromaticity 0.1111

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3355.00

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

Amino Acid Composition

TPSA 2252.17

LogP -28.14

H-bond Donors 89.0

H-bond Acceptors 82.0

Rotatable Bonds 178.0

Heavy Atoms 368.0

Ring Count 9.0

Amide Bonds 47.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0055998 VERIFIED: NO

Provenance & Taxonomy

OrganismHolothuria scabra [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide