Peptide Database

Peptide NameSulfakinin 1 3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC68H95N17O18

DescriptionStandard

        VPSFTDYGHLRF
    

Molecular Weight1438.58 Da

Isoelectric Point (pI)6.71

Net Charge (pH 7.0)-0.18

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0149

GRAVY Index-0.20

Hydrophobic Moment 0.13

Boman Index0.11

Instability Index50.24

Aliphatic Index 56.67

Aromaticity 0.2500

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 563.20

LogP -3.92

H-bond Donors 20.0

H-bond Acceptors 19.0

Rotatable Bonds 41.0

Heavy Atoms 103.0

Ring Count 5.0

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_0335862 VERIFIED: NO

Provenance & Taxonomy

OrganismHypsibius dujardini [Animal] [Animal]; Ramazzottius varieornatus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide