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 Length204 amino acids

Chemical FormulaC1027H1621N275O275S10

DescriptionStandard

        PTPLHKTLPMAHEPMLLLAVTDFVANSAAFTYFTAGALRRNISSDMLPQQFPLQLRTKSMEVFCPQLQEHYPDQPMELHLWARQQPLLSCQPDALHGTLFSSAEAFVVLPNATRVPVFLLNIDANVTGKLTIARNRLGGTVRLTGLVPDPELALPAPWTPLLAPCRAQGLLVPQVKRLETLLKFGLWLFGVPRANSECCPHPVP
    

Molecular Weight22541.18 Da

Isoelectric Point (pI)8.51

Net Charge (pH 7.0)2.45

Net Charge (pH 7.4) 1.99

Charge Density (pH 7.0) 0.0120

GRAVY Index0.11

Hydrophobic Moment 0.54

Boman Index0.14

Instability Index55.10

Aliphatic Index 99.95

Aromaticity 0.0735

Extinction Coeff. Reduced 19480.00

Extinction Coeff. Oxidized 19730.00

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_0365820 VERIFIED: NO

Provenance & Taxonomy

OrganismOrigma solitaria [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