Peptide Database

Peptide NameBactericidal permeability-increasing protein (BPI)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibiotic activity

Venom / Toxin ▸ General toxin ▸ Cytotoxin

Standard StatusStandard

Sequence Length202 amino acids

Chemical FormulaC989H1572N274O268S9

DescriptionStandard

        PAALPVAHQPMLLLAVTDFVANSAAFTYFTAGALRRNISSNMLPRRFPLQLRTKSLGTFSPRLQELYPDQPMELHLSARRQPLLSCRPDALHGALFGAAEAFVVLPNATRVPAFLLNIDANVTGKPTITKDRLGGTVKLTGGDEPCLRREPPACALTPLPAPCQAQGVPVPQVTRLETLLKFGLWLFGVPWANSECCPHPVP
    

Molecular Weight21877.32 Da

Isoelectric Point (pI)9.28

Net Charge (pH 7.0)6.27

Net Charge (pH 7.4) 5.89

Charge Density (pH 7.0) 0.0310

GRAVY Index0.07

Hydrophobic Moment 0.57

Boman Index0.10

Instability Index62.80

Aliphatic Index 93.76

Aromaticity 0.0693

Extinction Coeff. Reduced 13980.00

Extinction Coeff. Oxidized 14355.00

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

Amino Acid Composition

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0041809 VERIFIED: NO

Provenance & Taxonomy

OrganismNyctiprogne leucopyga [Animal]

FamilyBPI

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Anti-Gram-negative Cytotoxin

TargetGram-negative bacteria