Peptide Database

Peptide NameBactericidal permeability-increasing protein (BPI)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibiotic activity

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Venom / Toxin ▸ General toxin ▸ Cytotoxin

Standard StatusStandard

Sequence Length469 amino acids

Chemical FormulaC2315H3712N594O658S21

DescriptionStandard

        MTLCWWFLLVAFIPMTSGTNPGVKVKLTEKGLEYGRQLGMVSIQQKLKSIKVPDFSGSQTVSPIGNVKYSLSNMCIVSVGLPQSAVNLVQGTGMRLSVSNAFINLLIKYILIHFDSGSFDLKVKGLTIGTSIAIKSDETGRPAVSNVNCGATVSSASVKFHGGASWLYNLFRKFIDKALRSAMQKQMCPLVTNAISDLNPQLKTLNVLAKVDQYAEIEYSMVSSPIVSNSSIDFSLKGEFYNIGKHQEPPFSPSAFTLPSQINNMLYIGMSAFTANSAAFVYNKAGALHLFVTDDMIPQSSPIRLNTRTFGAFIPQIAKRFPGLMMKLLVQTVKPPVTTFEPNNLTVQASSTVTAYAIQPNTTLSPLFVLNLETSVSAQVFVRGMRLAGAVTLNKMTLTLGTSYVGEFQVRSLDSILQLVLKVVVIPRLNVQLAKGYPLPALGKMKLVNTQLEVLKDYMLIGTDVQFTG
    

Molecular Weight51067.18 Da

Isoelectric Point (pI)9.64

Net Charge (pH 7.0)16.81

Net Charge (pH 7.4) 16.25

Charge Density (pH 7.0) 0.0358

GRAVY Index0.24

Hydrophobic Moment 0.85

Boman Index0.17

Instability Index31.83

Aliphatic Index 101.79

Aromaticity 0.0853

Extinction Coeff. Reduced 35870.00

Extinction Coeff. Oxidized 36120.00

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_0093991 VERIFIED: NO

Provenance & Taxonomy

OrganismLates calcarifer [Bacterium]

FamilyBPI

Tax ID8187

Structure & Mods

Configlinear polypeptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Anti-Gram-negative Cytotoxin Non-hemolytic

TargetGram-negative bacteria

MethodQualitative functional evidence