Peptide Database

Peptide NameTachykinin 9

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC63H87N17O15

DescriptionStandard

        AAPFYHGFVASR
    

Molecular Weight1322.47 Da

Isoelectric Point (pI)8.80

Net Charge (pH 7.0)0.88

Net Charge (pH 7.4) 0.64

Charge Density (pH 7.0) 0.0735

GRAVY Index0.28

Hydrophobic Moment 0.17

Boman Index0.26

Instability Index86.13

Aliphatic Index 49.17

Aromaticity 0.2500

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 505.67

LogP -3.76

H-bond Donors 18.0

H-bond Acceptors 17.0

Rotatable Bonds 36.0

Heavy Atoms 95.0

Ring Count 5.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0000895 VERIFIED: NO

Provenance & Taxonomy

OrganismSepia officinalis [Animal]

FamilyTachykinin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide