Peptide Database

Peptide NameOrcokinin B 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC45H72N14O17

DescriptionStandard

        TQSRQFLSD
    

Molecular Weight1081.14 Da

Isoelectric Point (pI)5.75

Net Charge (pH 7.0)-0.60

Net Charge (pH 7.4) -0.79

Charge Density (pH 7.0) -0.0664

GRAVY Index-1.19

Hydrophobic Moment 0.38

Boman Index-0.37

Instability Index83.76

Aliphatic Index 43.33

Aromaticity 0.1111

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 542.19

LogP -7.80

H-bond Donors 19.0

H-bond Acceptors 17.0

Rotatable Bonds 36.0

Heavy Atoms 76.0

Ring Count 1.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0244629 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