Peptide Database

Peptide NameAlpha-amylase/subtilisin inhibitor (RASI); rice (Oryza sativa)

Function Ontology

Annotation / Protein functional class ▸ Storage protein

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length176 amino acids

Chemical FormulaC829H1300N246O243S5

DescriptionStandard

        APPPVYDTEGHELSADGSYYVLPASPGHGGGLTMAPRRVIPCPLLVAQETDERRKGFPVRFTPWGGAASPRTLRVSTDVRIRFNAATLCVQSTEWHVGDEPLTGARRVVTGPLIGPSPSGRENAFRVEKYGGGYKLVSCRDSCQDLGVSRDGAGAAWIGASQPPHVVVFKKARPSP
    

Molecular Weight18761.02 Da

Isoelectric Point (pI)9.24

Net Charge (pH 7.0)5.13

Net Charge (pH 7.4) 4.64

Charge Density (pH 7.0) 0.0291

GRAVY Index-0.35

Hydrophobic Moment 0.61

Boman Index-0.01

Instability Index57.46

Aliphatic Index 70.34

Aromaticity 0.0739

Extinction Coeff. Reduced 23950.00

Extinction Coeff. Oxidized 24200.00

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

Amino Acid Composition

TPSA 7693.18

LogP -86.17

H-bond Donors 272.0

H-bond Acceptors 257.0

Rotatable Bonds 583.0

Heavy Atoms 1323.0

Ring Count 39.0

Amide Bonds 181.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0385357 VERIFIED: YES

Provenance & Taxonomy

OrganismOryza sativa [Plant]

FamilyLegumin

Tax ID4530;0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme Inhibitor Storage Protein