Peptide Database

Peptide NameDefensin-A3 (DefA3; OaDefA3; mammals, animals)

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC173H277N53O45S6

DescriptionStandard

        RIITCSCRTFCFLGERISGRCYQSVFIYRLCCRG
    

Molecular Weight4011.77 Da

Isoelectric Point (pI)9.21

Net Charge (pH 7.0)4.70

Net Charge (pH 7.4) 4.41

Charge Density (pH 7.0) 0.1383

GRAVY Index0.34

Hydrophobic Moment 0.68

Boman Index-0.04

Instability Index26.16

Aliphatic Index 77.35

Aromaticity 0.1471

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 1617.02

LogP -16.12

H-bond Donors 68.0

H-bond Acceptors 56.0

Rotatable Bonds 131.0

Heavy Atoms 277.0

Ring Count 5.0

Amide Bonds 34.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0139510 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_0302925 VERIFIED: NO

Provenance & Taxonomy

OrganismOrnithorhynchus anatinus [Animal]

FamilyDefensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial