Peptide Database

Peptide NameOrcokinin B

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC45H75N13O15

DescriptionStandard

        GLDSIGGGHLI
    

Molecular Weight1038.15 Da

Isoelectric Point (pI)5.08

Net Charge (pH 7.0)-1.15

Net Charge (pH 7.4) -1.41

Charge Density (pH 7.0) -0.1047

GRAVY Index0.68

Hydrophobic Moment 0.10

Boman Index0.48

Instability Index49.04

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 440.53

LogP -4.61

H-bond Donors 15.0

H-bond Acceptors 15.0

Rotatable Bonds 34.0

Heavy Atoms 73.0

Ring Count 1.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0249172 VERIFIED: NO

Provenance & Taxonomy

OrganismDrosophila melanogaster [Animal]

Tax ID7227

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide