Peptide Database

Peptide NamePigment-dispersing hormone

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC168H262N46O50

DescriptionStandard

        QDDLKYFEREVVAELAAQILRVAQGPSAFVAGPH
    

Molecular Weight3726.16 Da

Isoelectric Point (pI)4.90

Net Charge (pH 7.0)-2.14

Net Charge (pH 7.4) -2.41

Charge Density (pH 7.0) -0.0631

GRAVY Index-0.03

Hydrophobic Moment 0.63

Boman Index0.08

Instability Index29.87

Aliphatic Index 97.65

Aromaticity 0.0882

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 1540.77

LogP -13.01

H-bond Donors 51.0

H-bond Acceptors 49.0

Rotatable Bonds 120.0

Heavy Atoms 264.0

Ring Count 6.0

Amide Bonds 36.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0009221 VERIFIED: YES

Provenance & Taxonomy

OrganismPenaeus vannamei [Animal]

FamilyPigment-dispersing hormone

Tax ID6689

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator

Targetpigment chromatophore cells

Half-LifeMammalian: 0.8 hour; Yeast: 10 min; E. coli: >10 hour

RECORD: Rec_0082421 VERIFIED: YES