Peptide Database

Peptide NameTachykinin TK-2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length17 amino acids

Chemical FormulaC88H126N22O26

DescriptionStandard

        PSYDEIPIFANGFPANR
    

Molecular Weight1908.07 Da

Isoelectric Point (pI)4.37

Net Charge (pH 7.0)-1.04

Net Charge (pH 7.4) -1.10

Charge Density (pH 7.0) -0.0611

GRAVY Index-0.45

Hydrophobic Moment 0.37

Boman Index0.09

Instability Index58.12

Aliphatic Index 57.65

Aromaticity 0.1765

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 760.49

LogP -6.86

H-bond Donors 25.0

H-bond Acceptors 25.0

Rotatable Bonds 55.0

Heavy Atoms 136.0

Ring Count 6.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0420659 VERIFIED: NO

Provenance & Taxonomy

OrganismPardosa pseudoannulata [Animal]

FamilyTachykinin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide