Peptide Database

Peptide NameOrexin B

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC142H234N50O40S

DescriptionStandard

        KEEEHRLHSRLHHLLHVSRNQAAGILTM
    

Molecular Weight3313.75 Da

Isoelectric Point (pI)8.78

Net Charge (pH 7.0)1.20

Net Charge (pH 7.4) 0.74

Charge Density (pH 7.0) 0.0430

GRAVY Index-0.73

Hydrophobic Moment 0.61

Boman Index-0.19

Instability Index49.55

Aliphatic Index 101.07

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 1462.91

LogP -14.31

H-bond Donors 52.0

H-bond Acceptors 47.0

Rotatable Bonds 114.0

Heavy Atoms 233.0

Ring Count 5.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0255466 VERIFIED: NO

Provenance & Taxonomy

OrganismPleuronectes americanus [Animal]; Pseudopleuronectes americanus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Behavior Regulator