Peptide Database

Peptide NameTachykinin AR-4a

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC59H83N13O16

DescriptionStandard

        GPPDPNKFYPV
    

Molecular Weight1230.37 Da

Isoelectric Point (pI)5.83

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0219

GRAVY Index-1.09

Hydrophobic Moment 0.24

Boman Index0.03

Instability Index99.64

Aliphatic Index 26.36

Aromaticity 0.1818

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 445.80

LogP -2.77

H-bond Donors 12.0

H-bond Acceptors 16.0

Rotatable Bonds 30.0

Heavy Atoms 88.0

Ring Count 6.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0156853 VERIFIED: NO

Provenance & Taxonomy

OrganismAgalychnis callidryas [Animal]

FamilyTachykinin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide