Peptide Database

Peptide NameDefensin-B4 (DefB4; OaDefB4; mammals, animals)

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length72 amino acids

Chemical FormulaC314H520N90O116S7

DescriptionStandard

        CKGKLGYCRSKCQSKQVELGKCSTKAICCGISTGTSSSQGSHEVPVINSEPALESKPEPQDTQEEEATMVSE
    

Molecular Weight7636.48 Da

Isoelectric Point (pI)5.37

Net Charge (pH 7.0)-2.19

Net Charge (pH 7.4) -2.56

Charge Density (pH 7.0) -0.0304

GRAVY Index-0.69

Hydrophobic Moment 0.49

Boman Index-0.12

Instability Index58.56

Aliphatic Index 52.78

Aromaticity 0.0139

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

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

Amino Acid Composition

TPSA 3342.43

LogP -47.72

H-bond Donors 119.0

H-bond Acceptors 122.0

Rotatable Bonds 262.0

Heavy Atoms 527.0

Ring Count 6.0

Amide Bonds 77.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0227590 VERIFIED: YES

Provenance & Taxonomy

OrganismOrnithorhynchus anatinus [Animal]

FamilyDefensin

Structure & Mods

Configtopology not specified [Not included yet]

Chiralitycanonical L-amino-acid peptide [L]

DisulfideDisulfide bond(s) reported

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0380426 VERIFIED: NO

Provenance & Taxonomy

OrganismOrnithorhynchus anatinus [Animal]

FamilyDefensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial