Peptide Database

Peptide NameTryptopyrokinin tPK-2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC96H146N26O32

DescriptionStandard

        SVDDEDASRLVDVWFGPRI
    

Molecular Weight2176.34 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-3.53

Net Charge (pH 7.4) -3.74

Charge Density (pH 7.0) -0.1859

GRAVY Index-0.29

Hydrophobic Moment 0.58

Boman Index-0.05

Instability Index9.96

Aliphatic Index 92.11

Aromaticity 0.1053

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 944.88

LogP -8.42

H-bond Donors 33.0

H-bond Acceptors 29.0

Rotatable Bonds 68.0

Heavy Atoms 154.0

Ring Count 4.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0212459 VERIFIED: NO

Provenance & Taxonomy

OrganismCarausius morosus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide