Peptide Database

Peptide NamePigment-dispersing hormone

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC83H142N22O28S

DescriptionStandard

        NSELINSLLGIPKVMNDA
    

Molecular Weight1928.21 Da

Isoelectric Point (pI)4.37

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.0687

GRAVY Index0.18

Hydrophobic Moment 0.47

Boman Index0.17

Instability Index9.11

Aliphatic Index 130.00

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 819.58

LogP -8.48

H-bond Donors 26.0

H-bond Acceptors 28.0

Rotatable Bonds 65.0

Heavy Atoms 134.0

Ring Count 1.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0364116 VERIFIED: YES

Provenance & Taxonomy

OrganismPenaeus vannamei [Animal]

FamilyPigment-dispersing hormone

Tax ID6689

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator

Targetpigment chromatophore cells

Half-LifeMammalian: 1.4 hour; Yeast: 3 min; E. coli: >10 hour

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