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 Length305 amino acids

Chemical FormulaC1476H2306N416O416S9

DescriptionStandard

        SAQIDPFAAIDYSLVNKPVIARDGGEFYGVGKHRESPFSPAPFLLPNEGDHMLLLGLSEFSANSAAFVYFTAGALRKNFRDDMVRHRGSQRCRTREGPFCFLGGSSGEPPPLPDLAKQLPLHLFARKQPLLTCRPDSLDLALFGTAEAFVVLPNATLASAFLLDLVSAGHSPGPTHLASWIPLSEGRRRMGAGLQSPARPPTGSGSSPLTRAPFVSPEKLKKGFPLPNVYNLSLVNPRVKINQVGISHGLGSTSSPVSALGTPKPMARCLFRWGEGIFDRDSGGYLKTLLFFGRQLRNSAPSDNC
    

Molecular Weight32823.22 Da

Isoelectric Point (pI)9.64

Net Charge (pH 7.0)10.05

Net Charge (pH 7.4) 9.36

Charge Density (pH 7.0) 0.0329

GRAVY Index-0.16

Hydrophobic Moment 0.75

Boman Index0.05

Instability Index49.83

Aliphatic Index 80.66

Aromaticity 0.0885

Extinction Coeff. Reduced 18450.00

Extinction Coeff. Oxidized 18700.00

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_0426609 VERIFIED: NO

Provenance & Taxonomy

OrganismChrysemys picta bellii (Western painted turtle) [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