Peptide Database

Peptide NametryptoPyrokinin tPK1-3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC67H98N18O16

DescriptionStandard

        SAQPPGLWFGPRV
    

Molecular Weight1411.61 Da

Isoelectric Point (pI)9.47

Net Charge (pH 7.0)0.46

Net Charge (pH 7.4) 0.25

Charge Density (pH 7.0) 0.0354

GRAVY Index-0.21

Hydrophobic Moment 0.22

Boman Index0.19

Instability Index51.28

Aliphatic Index 60.00

Aromaticity 0.1538

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 527.16

LogP -3.79

H-bond Donors 17.0

H-bond Acceptors 17.0

Rotatable Bonds 37.0

Heavy Atoms 101.0

Ring Count 6.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0045389 VERIFIED: NO

Provenance & Taxonomy

OrganismLocusta migratoria [Animal]

Tax ID7004

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide