Peptide Database

Peptide NamePyrokinin PK4-3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC56H93N15O14

DescriptionStandard

        QIGGLIAYPRL
    

Molecular Weight1200.43 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.0690

GRAVY Index0.61

Hydrophobic Moment 0.13

Boman Index0.31

Instability Index24.67

Aliphatic Index 150.91

Aromaticity 0.0909

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 470.75

LogP -2.30

H-bond Donors 16.0

H-bond Acceptors 15.0

Rotatable Bonds 37.0

Heavy Atoms 85.0

Ring Count 2.0

Amide Bonds 11.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0018537 VERIFIED: NO

Provenance & Taxonomy

OrganismPardosa pseudoannulata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide