Peptide Database

Peptide NameOrcokinin B 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC44H76N12O17

DescriptionStandard

        SLDSLGGGNLL
    

Molecular Weight1045.14 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.54

Net Charge (pH 7.4) -1.75

Charge Density (pH 7.0) -0.1399

GRAVY Index0.49

Hydrophobic Moment 0.01

Boman Index0.33

Instability Index41.32

Aliphatic Index 141.82

Aromaticity 0.0000

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 475.17

LogP -6.34

H-bond Donors 16.0

H-bond Acceptors 16.0

Rotatable Bonds 35.0

Heavy Atoms 73.0

Ring Count 0.0

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_0098394 VERIFIED: NO

Provenance & Taxonomy

OrganismXibalbanus tulumensis [Animal]; Occasjapyx japonicus [Animal]; Catajapyx aquilonaris [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide