Peptide Database

Peptide NamePyrokinin tryptoPK [A2]

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC70H104N22O19S

DescriptionStandard

        NAGNVNGGMWFGPRL
    

Molecular Weight1589.78 Da

Isoelectric Point (pI)9.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.0507

GRAVY Index-0.31

Hydrophobic Moment 0.39

Boman Index0.17

Instability Index-3.15

Aliphatic Index 52.00

Aromaticity 0.1333

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 668.89

LogP -7.45

H-bond Donors 22.0

H-bond Acceptors 21.0

Rotatable Bonds 48.0

Heavy Atoms 112.0

Ring Count 4.0

Amide Bonds 17.0

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_0286005 VERIFIED: NO

Provenance & Taxonomy

OrganismCarabus violaceus [Animal]; Carabus problematicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide