Peptide Database

Peptide NameAlpha-amylase/trypsin inhibitor CMb; precursor; barley (Hordeum vulgare)

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length149 amino acids

Chemical FormulaC720H1129N199O213S17

DescriptionStandard

        MASKSSCDLLLAAVLVSIFAAVAAVGSEDCTPWTATPITPLPSCRDYVEQQACRIETPGPPYLAKQQCCGELANIPQQCRCQALRFFMGRKSRPDQSGLMELPGCPREVQMDFVRILVTPGFCNLTTVHNTPYCLAMDEWQWNRQFCSS
    

Molecular Weight16525.98 Da

Isoelectric Point (pI)5.77

Net Charge (pH 7.0)-1.51

Net Charge (pH 7.4) -1.98

Charge Density (pH 7.0) -0.0101

GRAVY Index-0.06

Hydrophobic Moment 0.61

Boman Index0.05

Instability Index52.11

Aliphatic Index 73.36

Aromaticity 0.0805

Extinction Coeff. Reduced 20970.00

Extinction Coeff. Oxidized 21720.00

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

Amino Acid Composition

TPSA 6543.37

LogP -68.07

H-bond Donors 233.0

H-bond Acceptors 230.0

Rotatable Bonds 523.0

Heavy Atoms 1149.0

Ring Count 29.0

Amide Bonds 163.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0152649 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