Peptide Database

Peptide NameNeuropeptide-like peptide Spnp14

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC137H233N53O38S3

DescriptionStandard

        SRSGRKLRFCMDVIRNTWRLCRNTRSN
    

Molecular Weight3326.84 Da

Isoelectric Point (pI)11.88

Net Charge (pH 7.0)6.44

Net Charge (pH 7.4) 6.20

Charge Density (pH 7.0) 0.2385

GRAVY Index-1.06

Hydrophobic Moment 0.87

Boman Index-0.55

Instability Index62.66

Aliphatic Index 54.07

Aromaticity 0.0741

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

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

Amino Acid Composition

TPSA 1562.75

LogP -20.18

H-bond Donors 62.0

H-bond Acceptors 48.0

Rotatable Bonds 114.0

Heavy Atoms 231.0

Ring Count 3.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0235984 VERIFIED: NO

Provenance & Taxonomy

OrganismStrongylocentrotus purpuratus [Animal]

Tax ID7668

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide