Peptide Database

Peptide NamePyrokinin PK a 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC34H55N9O9

DescriptionStandard

        TFTPRL
    

Molecular Weight733.86 Da

Isoelectric Point (pI)9.41

Net Charge (pH 7.0)0.40

Net Charge (pH 7.4) 0.21

Charge Density (pH 7.0) 0.0664

GRAVY Index-0.15

Hydrophobic Moment 0.48

Boman Index-0.04

Instability Index16.33

Aliphatic Index 65.00

Aromaticity 0.1667

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 302.39

LogP -2.36

H-bond Donors 11.0

H-bond Acceptors 10.0

Rotatable Bonds 20.0

Heavy Atoms 52.0

Ring Count 2.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0368328 VERIFIED: NO

Provenance & Taxonomy

OrganismAnurida maritima [Animal]; Podura aquatica [Animal]; Orchesella cincta [Animal]; Pogonognathellus sp [Animal]; Sminthurus viridis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide