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 Length114 amino acids

Chemical FormulaC560H893N145O168S4

DescriptionStandard

        PDLSGYEKFGLGKVKYNISRIHVTAVEFPSASISLIPGTGIKLVIENASLTVDMNWNLKTWMFKDSGRNTVYISKVFVTAIFSTPLDNMAHTSISLTSCRTTSGDIDIKLNGKS
    

Molecular Weight12473.21 Da

Isoelectric Point (pI)9.17

Net Charge (pH 7.0)3.13

Net Charge (pH 7.4) 2.93

Charge Density (pH 7.0) 0.0274

GRAVY Index0.03

Hydrophobic Moment 0.58

Boman Index0.12

Instability Index11.65

Aliphatic Index 93.16

Aromaticity 0.0877

Extinction Coeff. Reduced 15470.00

Extinction Coeff. Oxidized 15470.00

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

Amino Acid Composition

TPSA 5023.85

LogP -52.33

H-bond Donors 179.0

H-bond Acceptors 177.0

Rotatable Bonds 414.0

Heavy Atoms 877.0

Ring Count 18.0

Amide Bonds 120.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0125134 VERIFIED: NO

Provenance & Taxonomy

OrganismSteatornis caripensis [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