Peptide Database

Peptide NameNeuropeptide K

Function Ontology

Cardiovascular ▸ Vascular tone modulation ▸ Vasoactive peptide

Cardiovascular ▸ Vascular tone modulation ▸ Vasodilatory activity

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Tachykinin peptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC36H53N11O12

DescriptionStandard

        AGYGQISH
    

Molecular Weight831.87 Da

Isoelectric Point (pI)6.79

Net Charge (pH 7.0)-0.12

Net Charge (pH 7.4) -0.36

Charge Density (pH 7.0) -0.0147

GRAVY Index-0.41

Hydrophobic Moment 0.20

Boman Index0.22

Instability Index-12.47

Aliphatic Index 61.25

Aromaticity 0.1250

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 379.25

LogP -4.71

H-bond Donors 13.0

H-bond Acceptors 13.0

Rotatable Bonds 25.0

Heavy Atoms 59.0

Ring Count 2.0

Amide Bonds 8.0

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_0032507 VERIFIED: YES

Provenance & Taxonomy

OrganismCoturnix coturnix japonica [Animal]

FamilyTachykinin

Tax ID93934

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Tachykinin Neuropeptide Neuromodulator

RECORD: Rec_0061745 VERIFIED: YES

Provenance & Taxonomy

OrganismCoturnix japonica [Animal]

FamilyNeuropeptide K