Peptide Database

Peptide Namealpha-hordothionin precursor (purothionin II); barley (Hordeum vulgare)

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length127 amino acids

Chemical FormulaC569H935N163O183S19

DescriptionStandard

        MVCLLILGLVLEQVQVEGKSCCRSTLGRNCYNLCRVRGAQKLCAGVCRCKLTSSGKCPTGFPKLALVSNSDEPDTVKYCNLGCRASMCDYMVNAAADDEEMKLYLENCGDACVNFCNGDAGLTSLTA
    

Molecular Weight13596.73 Da

Isoelectric Point (pI)6.19

Net Charge (pH 7.0)-0.63

Net Charge (pH 7.4) -1.10

Charge Density (pH 7.0) -0.0050

GRAVY Index0.10

Hydrophobic Moment 0.69

Boman Index0.03

Instability Index25.25

Aliphatic Index 82.91

Aromaticity 0.0472

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 6835.00

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

Amino Acid Composition

TPSA 5580.12

LogP -66.25

H-bond Donors 207.0

H-bond Acceptors 202.0

Rotatable Bonds 456.0

Heavy Atoms 934.0

Ring Count 9.0

Amide Bonds 137.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0116038 VERIFIED: YES

Provenance & Taxonomy

OrganismHordeum vulgare [Plant]

FamilyThionin

Tax ID4513;0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0236605 VERIFIED: YES

Provenance & Taxonomy

OrganismHordeum vulgare [Plant]

FamilyThionin

Tax ID4513

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