Peptide Database

Peptide NameProtachykinin-3 fragment

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC95H146N24O37

DescriptionStandard

        NSQPDTPADVVEENTPSFGVL
    

Molecular Weight2216.31 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-4.23

Net Charge (pH 7.4) -4.44

Charge Density (pH 7.0) -0.2015

GRAVY Index-0.56

Hydrophobic Moment 0.33

Boman Index0.04

Instability Index42.90

Aliphatic Index 64.76

Aromaticity 0.0476

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 978.34

LogP -13.04

H-bond Donors 30.0

H-bond Acceptors 33.0

Rotatable Bonds 66.0

Heavy Atoms 156.0

Ring Count 4.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0061469 VERIFIED: NO

Provenance & Taxonomy

OrganismRattus norvegicus [Animal]

Tax ID10116

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide