Peptide Database

Peptide NameAlpha purothionin

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length137 amino acids

Chemical FormulaC619H1003N173O199S18

DescriptionStandard

        MGSKGFKGVIVCLLILGLVLEQLQVEGKSCCRSTLGRNCYNLCRARGAQKLCAGVCRCKISSGLSCPKGFPKLALESNSDEPDTIEYCNLGCRSSVCDYMVNAAADDEEMKLYVENCADACVSFCNGDAGLPSLDAY
    

Molecular Weight14629.79 Da

Isoelectric Point (pI)5.13

Net Charge (pH 7.0)-2.63

Net Charge (pH 7.4) -3.10

Charge Density (pH 7.0) -0.0192

GRAVY Index0.07

Hydrophobic Moment 0.69

Boman Index0.05

Instability Index39.83

Aliphatic Index 84.01

Aromaticity 0.0584

Extinction Coeff. Reduced 7450.00

Extinction Coeff. Oxidized 8325.00

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

Amino Acid Composition

TPSA 5977.39

LogP -68.79

H-bond Donors 220.0

H-bond Acceptors 215.0

Rotatable Bonds 491.0

Heavy Atoms 1009.0

Ring Count 12.0

Amide Bonds 146.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0249242 VERIFIED: NO

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyThionin

Structure & Mods

ConfigSingle-chain peptide backbone represented as a linear sequence entry [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0358991 VERIFIED: NO

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyThionin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

DisulfideCysteine-rich scaffold consistent with multiple disulfide bonds in the annotated family

Bio-Activity Profile

Function

Antimicrobial