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 Length221 amino acids

Chemical FormulaC1155H1774N282O317S14

DescriptionStandard

        MDQTGKLIGRTHHICVNALCKFTPSILYKFTIFLSFYFTALQQVDHYVAFDYSLVREPVITANSIEWPIKGIVYDRQHRKPPPYDVQPFNLPDITDLMLYVGVSEDVLNTMGFAYFVAGALQIDITDDKRESCKLLTRMLFGTMFPAMPSVTMMEFMKKQTLQNLFATANVFAILPNNSLSELFSLGVVSIDVFNIIILVFSKHFTGFAVESSNCVFCRQT
    

Molecular Weight25131.05 Da

Isoelectric Point (pI)6.18

Net Charge (pH 7.0)-2.10

Net Charge (pH 7.4) -2.69

Charge Density (pH 7.0) -0.0095

GRAVY Index0.29

Hydrophobic Moment 0.72

Boman Index0.19

Instability Index43.19

Aliphatic Index 95.66

Aromaticity 0.1312

Extinction Coeff. Reduced 17420.00

Extinction Coeff. Oxidized 17670.00

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

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0078619 VERIFIED: NO

Provenance & Taxonomy

OrganismCallorhinchus milii [Animal]

FamilyBPI

Tax ID7868

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