Peptide Database

Peptide NameHFAamide

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC141H207N43O37S5

DescriptionStandard

        FEYNGYCQKMCRWGRGGNLCKCNAVHFA
    

Molecular Weight3256.74 Da

Isoelectric Point (pI)8.89

Net Charge (pH 7.0)2.81

Net Charge (pH 7.4) 2.49

Charge Density (pH 7.0) 0.1002

GRAVY Index-0.48

Hydrophobic Moment 0.64

Boman Index-0.06

Instability Index21.59

Aliphatic Index 31.43

Aromaticity 0.1786

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8730.00

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

Amino Acid Composition

TPSA 1319.45

LogP -13.16

H-bond Donors 50.0

H-bond Acceptors 46.0

Rotatable Bonds 105.0

Heavy Atoms 226.0

Ring Count 7.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0161469 VERIFIED: NO

Provenance & Taxonomy

OrganismPlatynereis dumerilii [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide