Peptide Database

Peptide NameBromelain inhibitor 2 chain A

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ Protease inhibition

Standard StatusStandard

Sequence Length41 amino acids

Chemical FormulaC204H307N47O66S7

DescriptionStandard

        EEYKCYCTDTYSDCPGFCKTCKAEFGKYICLDLISPNDCVK
    

Molecular Weight4698.35 Da

Isoelectric Point (pI)4.66

Net Charge (pH 7.0)-2.23

Net Charge (pH 7.4) -2.52

Charge Density (pH 7.0) -0.0544

GRAVY Index-0.36

Hydrophobic Moment 0.34

Boman Index-0.03

Instability Index37.49

Aliphatic Index 47.56

Aromaticity 0.1463

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 6335.00

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

Amino Acid Composition

TPSA 1826.10

LogP -17.15

H-bond Donors 69.0

H-bond Acceptors 71.0

Rotatable Bonds 151.0

Heavy Atoms 324.0

Ring Count 8.0

Amide Bonds 41.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0350972 VERIFIED: YES

Provenance & Taxonomy

OrganismAnanas comosus [Plant]

Familyprotease inhibitor I67 family

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide14-21; 18-30

Bio-Activity Profile

Function

Other protease inhibitor I67 family