Peptide Database

Peptide NameSPP-5

Function Ontology

Antimicrobial

Immunology ▸ Innate immune defense ▸ Host defense peptide ▸ Host defense activity

Standard StatusStandard

Sequence Length85 amino acids

Chemical FormulaC413H658N112O131S7

DescriptionStandard

        IPENRSALSCQMCELVVKKYEGSADKDANVIKKDFDAECKKLFHTIPFGTRECDHYVNSKVDPIIHELEGGTAPKDVCTKLNECP
    

Molecular Weight9512.77 Da

Isoelectric Point (pI)5.55

Net Charge (pH 7.0)-3.02

Net Charge (pH 7.4) -3.50

Charge Density (pH 7.0) -0.0355

GRAVY Index-0.53

Hydrophobic Moment 0.51

Boman Index-0.09

Instability Index44.54

Aliphatic Index 72.24

Aromaticity 0.0588

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3355.00

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

Amino Acid Composition

TPSA 3911.06

LogP -39.15

H-bond Donors 136.0

H-bond Acceptors 138.0

Rotatable Bonds 320.0

Heavy Atoms 663.0

Ring Count 13.0

Amide Bonds 89.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0148834 VERIFIED: YES

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide10-84; 13-78; 39-53

Bio-Activity Profile

Function

Antimicrobial Host defense