Peptide Database

Peptide NameBrevinin-1Sb (Fragment)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

Immunology ▸ Innate immune defense ▸ Host defense peptide ▸ Defense peptide

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length44 amino acids

Chemical FormulaC213H342N56O67S2

DescriptionStandard

        NAEEERSDGPDETDVEVEKRFLPAIVGAAAKFLPKIFCAISKKC
    

Molecular Weight4823.46 Da

Isoelectric Point (pI)4.90

Net Charge (pH 7.0)-2.24

Net Charge (pH 7.4) -2.50

Charge Density (pH 7.0) -0.0510

GRAVY Index-0.31

Hydrophobic Moment 0.60

Boman Index-0.05

Instability Index45.69

Aliphatic Index 77.73

Aromaticity 0.0682

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 1981.63

LogP -18.04

H-bond Donors 68.0

H-bond Acceptors 67.0

Rotatable Bonds 162.0

Heavy Atoms 338.0

Ring Count 6.0

Amide Bonds 44.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0310270 VERIFIED: NO

Provenance & Taxonomy

OrganismRana sphenocephala [Animal]

FamilyBrevinin

Structure & Mods

ConfigSingle-chain peptide backbone represented as a linear sequence entry [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0355940 VERIFIED: NO

Provenance & Taxonomy

OrganismLithobates sphenocephalus [Animal]

FamilyBrevinin

Tax ID146672

Structure & Mods

Configgene-encoded linear polypeptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Amphibian defense peptide Antibiotic Antimicrobial Non-hemolytic Non-ribosomal