Peptide Database

Peptide NameBeta-purothionin

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antifungal

Immunology ▸ Innate immune defense ▸ Host defense peptide ▸ Host defense activity

Toxicity / Safety ▸ Cytotoxicity ▸ Cytotoxic

Venom / Toxin ▸ General toxin ▸ Toxic

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length45 amino acids

Chemical FormulaC203H347N67O59S8

DescriptionStandard

        KSCCKSTLGRNCYNLCRARGAQKLCANVCRCKLTSGLSCPKDFPK
    

Molecular Weight4926.86 Da

Isoelectric Point (pI)9.54

Net Charge (pH 7.0)8.68

Net Charge (pH 7.4) 8.34

Charge Density (pH 7.0) 0.1928

GRAVY Index-0.40

Hydrophobic Moment 0.69

Boman Index-0.23

Instability Index25.71

Aliphatic Index 56.44

Aromaticity 0.0444

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1990.00

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

Amino Acid Composition

TPSA 2081.13

LogP -27.86

H-bond Donors 82.0

H-bond Acceptors 76.0

Rotatable Bonds 167.0

Heavy Atoms 337.0

Ring Count 4.0

Amide Bonds 48.0

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_0146554 VERIFIED: NO

Provenance & Taxonomy

OrganismTriticum vulgare [Plant]

Structure & Mods

Configdisulfide-stabilized linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-39; 4-31; 12-29; 16-25

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0147651 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antifungal

TargetNectria haematococca

Activity1 μg/mL

MethodIC50

RECORD: Rec_0168114 VERIFIED: NO

Provenance & Taxonomy

OrganismInsecta [Animal]

Tax ID50557

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0174524 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antifungal

TargetPyrenophora tritici-repentis

Activity4 μg/mL

MethodIC50

RECORD: Rec_0201441 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antifungal

TargetS. lutea

Activity5 μg/mL

MethodIC50

FIRST PREV 1 2 3 4 ... 6 NEXT LAST

Showing 5 records · Page 2 of 6