Peptide Database

Peptide NameNeuropeptide 2

Function Ontology

Neurological / Signaling ▸ Analgesic/opioid activity ▸ Analgesic

Neurological / Signaling ▸ Analgesic/opioid activity ▸ Opioid

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC70H110N18O20S

DescriptionStandard

        SEFLKQYLGMSPR
    

Molecular Weight1555.80 Da

Isoelectric Point (pI)8.31

Net Charge (pH 7.0)0.46

Net Charge (pH 7.4) 0.25

Charge Density (pH 7.0) 0.0355

GRAVY Index-0.62

Hydrophobic Moment 0.45

Boman Index-0.09

Instability Index91.70

Aliphatic Index 60.00

Aromaticity 0.1538

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 632.73

LogP -5.10

H-bond Donors 22.0

H-bond Acceptors 22.0

Rotatable Bonds 51.0

Heavy Atoms 109.0

Ring Count 3.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0215569 VERIFIED: YES

Provenance & Taxonomy

OrganismCoturnix japonica [Animal]

FamilyNeuropeptide

Tax ID93934

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0331464 VERIFIED: YES