Peptide Database

Peptide NameNatalisin 5

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC105H151N25O35S

DescriptionStandard

        ESLEDEPGFMESEKPFWAAR
    

Molecular Weight2355.53 Da

Isoelectric Point (pI)4.14

Net Charge (pH 7.0)-4.15

Net Charge (pH 7.4) -4.33

Charge Density (pH 7.0) -0.2076

GRAVY Index-1.03

Hydrophobic Moment 0.31

Boman Index-0.11

Instability Index55.99

Aliphatic Index 29.50

Aromaticity 0.1500

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 966.61

LogP -7.52

H-bond Donors 32.0

H-bond Acceptors 32.0

Rotatable Bonds 75.0

Heavy Atoms 166.0

Ring Count 6.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0313300 VERIFIED: NO

Provenance & Taxonomy

OrganismMachilontus sp [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide