Peptide Database

Peptide NameOrinthodoros defensin A

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC177H252N54O46S7

DescriptionStandard

        GFGCPNNYACHQHCKSIRGYCGGYCAGWFRLRCTCY
    

Molecular Weight4096.68 Da

Isoelectric Point (pI)8.81

Net Charge (pH 7.0)3.86

Net Charge (pH 7.4) 3.45

Charge Density (pH 7.0) 0.1072

GRAVY Index-0.30

Hydrophobic Moment 0.44

Boman Index0.01

Instability Index57.10

Aliphatic Index 27.22

Aromaticity 0.1944

Extinction Coeff. Reduced 11460.00

Extinction Coeff. Oxidized 11835.00

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

Amino Acid Composition

TPSA 1608.55

LogP -17.46

H-bond Donors 65.0

H-bond Acceptors 59.0

Rotatable Bonds 124.0

Heavy Atoms 284.0

Ring Count 11.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0003326 VERIFIED: YES

Provenance & Taxonomy

OrganismMytilus galloprovincialis [Animal]

FamilyDefensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)