Peptide Database

Peptide NameSpexin

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC75H115N19O21S

DescriptionStandard

        NWTPQAMLYLKGTQ
    

Molecular Weight1650.90 Da

Isoelectric Point (pI)8.59

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.0541

GRAVY Index-0.62

Hydrophobic Moment 0.26

Boman Index0.07

Instability Index-18.68

Aliphatic Index 62.86

Aromaticity 0.1429

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 664.60

LogP -5.33

H-bond Donors 22.0

H-bond Acceptors 23.0

Rotatable Bonds 51.0

Heavy Atoms 116.0

Ring Count 4.0

Amide Bonds 16.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0079971 VERIFIED: NO

Provenance & Taxonomy

OrganismScatophagus argus [Animal] [Animal]; Danio rerio [Animal] [Animal]; Carassius auratus [Animal]

Tax ID7955

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide