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 FormulaC551H876N144O169S3

DescriptionStandard

        PDLSGYEKFGLGNVKYNISRIHVTSAEFPSASISLIPGTGIKLVIGNASLTIDMNWNIKTWMFKDSGRSTVYISKVFVTAIFSTPLDNTGHTSISLTSCRTTSGDIDIKLNGKS
    

Molecular Weight12317.91 Da

Isoelectric Point (pI)9.20

Net Charge (pH 7.0)3.12

Net Charge (pH 7.4) 2.93

Charge Density (pH 7.0) 0.0274

GRAVY Index0.01

Hydrophobic Moment 0.53

Boman Index0.13

Instability Index14.66

Aliphatic Index 90.61

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 5021.22

LogP -56.73

H-bond Donors 180.0

H-bond Acceptors 177.0

Rotatable Bonds 407.0

Heavy Atoms 867.0

Ring Count 18.0

Amide Bonds 120.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0240685 VERIFIED: NO

Provenance & Taxonomy

OrganismOceanodroma tethys (Wedge-rumped storm-petrel) [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