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 Length473 amino acids

Chemical FormulaC2346H3772N600O657S17

DescriptionStandard

        MFPWRWLALLALIPLSLSANAGVKVKLTQKGLDFGRELFVASLQEKLMTIKVPDISGTERVDPIGKVHYSLTEMRIVKLGLPSSAIGLVPGTGFTMTITNAFLSLHGKWRVKYLRFIKDSGSFDLAIKSLSITTSISLRSDETGRPAVAVASCATTLGGVSIKFHGGASWLYNLFTRFIEKGLCSSLQKQICPLVAESVSSMNQFLKTLNVLAPLDRYAEIAYPMVSSPEISNSSIGLNLKGEFYNIGNHMEPPFSPAPFFLPNQEQSMLYIGLSAFTANSASFVYNKAGTLSLKITDDMVPRSSPIRLTTNTFGVLIPQIAKLFPGLMMVLQLKMTKDPLSSIEANKVTVDAKSSLTAYAILANTKLAPLFVLNLDFSVSARVNVVGNKLAGAVTLNRLDMSLGKSYVGDFKVGSLSNIFQIVLKWVVLPTVNVRLKEGFPLPSLGKINLKNTQLQILKGYIMIGTDLQNSG
    

Molecular Weight51439.77 Da

Isoelectric Point (pI)9.70

Net Charge (pH 7.0)17.83

Net Charge (pH 7.4) 17.27

Charge Density (pH 7.0) 0.0377

GRAVY Index0.26

Hydrophobic Moment 0.73

Boman Index0.17

Instability Index36.25

Aliphatic Index 107.38

Aromaticity 0.0846

Extinction Coeff. Reduced 43890.00

Extinction Coeff. Oxidized 44015.00

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_0211239 VERIFIED: NO

Provenance & Taxonomy

OrganismGadus morhua [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

MethodQualitative functional evidence