Peptide Database

Peptide NametryptoPyrokinin tPK2-1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC64H102N16O18

DescriptionStandard

        SIPEPGTLFGPRI
    

Molecular Weight1383.59 Da

Isoelectric Point (pI)5.72

Net Charge (pH 7.0)-0.54

Net Charge (pH 7.4) -0.75

Charge Density (pH 7.0) -0.0413

GRAVY Index0.04

Hydrophobic Moment 0.33

Boman Index0.22

Instability Index22.87

Aliphatic Index 90.00

Aromaticity 0.0769

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 525.81

LogP -4.12

H-bond Donors 17.0

H-bond Acceptors 18.0

Rotatable Bonds 39.0

Heavy Atoms 98.0

Ring Count 4.0

Amide Bonds 12.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0198414 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