Peptide Database

Peptide NameDefensin-like peptide 2/4

Function Ontology

Annotation / Sequence feature ▸ Nuclear export signal

Antimicrobial

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC216H323N63O64S9

DescriptionStandard

        IMFFEMQACWSHSGVCRDKSERNCKPMAWTYCENRNQKCCEY
    

Molecular Weight5114.84 Da

Isoelectric Point (pI)7.77

Net Charge (pH 7.0)0.80

Net Charge (pH 7.4) 0.44

Charge Density (pH 7.0) 0.0189

GRAVY Index-0.82

Hydrophobic Moment 0.48

Boman Index-0.20

Instability Index25.80

Aliphatic Index 20.95

Aromaticity 0.1429

Extinction Coeff. Reduced 13980.00

Extinction Coeff. Oxidized 14355.00

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

Amino Acid Composition

TPSA 2094.98

LogP -21.59

H-bond Donors 79.0

H-bond Acceptors 75.0

Rotatable Bonds 168.0

Heavy Atoms 352.0

Ring Count 10.0

Amide Bonds 46.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0052408 VERIFIED: YES

Provenance & Taxonomy

OrganismOrnithorhynchus anatinus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide9-39; 16-32; 24-40

Other Mods2-Met: D-methionine; in form DLP-2

Bio-Activity Profile

Function

Toxin Venom Pathogenesis-associated

RECORD: Rec_0125786 VERIFIED: NO