Peptide Database

Peptide NameAlpha-amylase inhibitor BDAI-I; precursor; barley (Hordeum vulgare)

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length152 amino acids

Chemical FormulaC708H1138N196O208S22

DescriptionStandard

        MGAMWMKSMLLVLLLCMLMVTPMTGARSDNSGPWMWCDPEMGHKVSPLTRCRALVKLECVGNRVPEDVLRDCCQEVANISNEWCRCGDLGSMLRSVYAALGVGGGPEEVFPGCQKDVMKLLVAGVPALCNVPIPNEAAGTRGVCYWSASTDT
    

Molecular Weight16429.23 Da

Isoelectric Point (pI)5.36

Net Charge (pH 7.0)-2.50

Net Charge (pH 7.4) -2.95

Charge Density (pH 7.0) -0.0164

GRAVY Index0.19

Hydrophobic Moment 0.75

Boman Index0.13

Instability Index40.03

Aliphatic Index 83.95

Aromaticity 0.0526

Extinction Coeff. Reduced 30480.00

Extinction Coeff. Oxidized 31105.00

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

Amino Acid Composition

TPSA 6350.58

LogP -61.09

H-bond Donors 229.0

H-bond Acceptors 229.0

Rotatable Bonds 530.0

Heavy Atoms 1134.0

Ring Count 24.0

Amide Bonds 159.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0421938 VERIFIED: YES

Provenance & Taxonomy

OrganismHordeum vulgare [Plant]

FamilyProtease/Amylase inhibitor

Tax ID4513;0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme Inhibitor