Peptide Database

Peptide NameAntimicrobial peptide 1b (WAMP-1b; Plant defensin)

Function Ontology

Anticancer

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antifungal

Enzyme modulation ▸ Enzyme inhibition

Standard StatusStandard

Sequence Length45 amino acids

Chemical FormulaC178H284N64O60S10

DescriptionStandard

        AQRCGDQARGAKCPNCLCCGKYGFCGSGDAYCGAGSCQSQCRGCR
    

Molecular Weight4601.20 Da

Isoelectric Point (pI)8.62

Net Charge (pH 7.0)3.70

Net Charge (pH 7.4) 3.35

Charge Density (pH 7.0) 0.0821

GRAVY Index-0.44

Hydrophobic Moment 0.50

Boman Index-0.14

Instability Index24.32

Aliphatic Index 19.78

Aromaticity 0.0667

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3605.00

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

Amino Acid Composition

TPSA 2025.77

LogP -33.32

H-bond Donors 81.0

H-bond Acceptors 74.0

Rotatable Bonds 151.0

Heavy Atoms 312.0

Ring Count 4.0

Amide Bonds 49.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0432961 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum kiharae [Plant]

FamilyHevein-like antimicrobial peptide

Structure & Mods

Configdisulfide-constrained linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide4-19; 13-25; 16-44; 18-32; 37-41

Bio-Activity Profile

Function

Antimicrobial Antifungal

TargetFusarium oxysporum

Activity74.8±4.6 μg/mL

MethodIC50 (spore germination inhibition assay)

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