Peptide Database

Peptide NameBioactive peptide 9

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length3 amino acids

Chemical FormulaC17H25N3O5

DescriptionStandard

GYI

Molecular Weight351.40 Da

Isoelectric Point (pI)5.52

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0803

GRAVY Index0.93

Hydrophobic Moment 0.30

Boman Index0.71

Instability Index-21.63

Aliphatic Index 130.00

Aromaticity 0.3333

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 141.75

LogP -0.01

H-bond Donors 5.0

H-bond Acceptors 5.0

Rotatable Bonds 9.0

Heavy Atoms 25.0

Ring Count 1.0

Amide Bonds 2.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0031645 VERIFIED: NO

Provenance & Taxonomy

OrganismStichopus japonicus,Apostichopus japonicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide