Peptide Database

Peptide NamePigment-dispersing factor 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC121H204N42O35

DescriptionStandard

        GQQISQIARNRALYQQRKHVLDLA
    

Molecular Weight2807.17 Da

Isoelectric Point (pI)10.90

Net Charge (pH 7.0)2.85

Net Charge (pH 7.4) 2.59

Charge Density (pH 7.0) 0.1186

GRAVY Index-0.73

Hydrophobic Moment 0.46

Boman Index-0.25

Instability Index38.80

Aliphatic Index 105.83

Aromaticity 0.0417

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 1309.32

LogP -14.37

H-bond Donors 45.0

H-bond Acceptors 39.0

Rotatable Bonds 98.0

Heavy Atoms 198.0

Ring Count 2.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0389244 VERIFIED: NO

Provenance & Taxonomy

OrganismHolothuria scabra [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide