Peptide Database

Peptide NameNeuropeptide F IIa/IIb

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length23 amino acids

Chemical FormulaC112H177N33O32S

DescriptionStandard

        SDGLNSYLFGLARCITSVGRPRF
    

Molecular Weight2529.87 Da

Isoelectric Point (pI)9.49

Net Charge (pH 7.0)1.45

Net Charge (pH 7.4) 1.23

Charge Density (pH 7.0) 0.0631

GRAVY Index0.10

Hydrophobic Moment 0.78

Boman Index0.04

Instability Index10.97

Aliphatic Index 84.78

Aromaticity 0.1304

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 1061.97

LogP -11.81

H-bond Donors 40.0

H-bond Acceptors 35.0

Rotatable Bonds 80.0

Heavy Atoms 178.0

Ring Count 4.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0227125 VERIFIED: NO

Provenance & Taxonomy

OrganismTigriopus californicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide