Peptide Database

Peptide NamePore-forming bacteriocin colicin B

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibiotic activity

Standard StatusStandard

Sequence Length511 amino acids

Chemical FormulaC2436H3872N658O763S14

DescriptionStandard

        MSDNEGSIPTEGIDYGDTMVVWPSTGRIPGGDVKPGGSSGLTPSMPPGWGDYSPQGIALVQGVLFPGIIRRIILDKELEEGDWSGWSVSVHSPWGNEKVSAARTVLENGLRGGLPEPSRPAAVSFARLEPASGNEQKIIRLMVTQQLEQVTDIPASQLPAAGNNVPVKYRLTDLMQNGTQYMAIIGGIPMTVPVVDAVPVPDRSRPGTNIKDVYSAPVSPNLPDLVLSVGQMNTPVRSNPEIQEDGVISETGNYVEAGYTMSSNNHDVIVRFPEGSGVFPLYISAVEILDSNSLSQRQEAENNAKDDFRVKKEQENDEKTVLTKTSEVIISVGDKVGEYLGDKYKALSREIAENINNFQGKTIRSYDDVMSSINKLMANPSLKINATDKEAIVNAWKAFNAEDMGNKFAALGKTFKAADYAIKANNIREKSIEGYQTGNWRPLMLEVESRVISGMASAVALSLFSLTLGSALIAFGLSATVVGFVGVVIAGAIGAFIDDKFVDELNHKIIK
    

Molecular Weight55033.66 Da

Isoelectric Point (pI)4.90

Net Charge (pH 7.0)-15.15

Net Charge (pH 7.4) -15.66

Charge Density (pH 7.0) -0.0297

GRAVY Index-0.18

Hydrophobic Moment 0.67

Boman Index0.07

Instability Index39.24

Aliphatic Index 89.65

Aromaticity 0.0665

Extinction Coeff. Reduced 57870.00

Extinction Coeff. Oxidized 57870.00

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_0044110 VERIFIED: NO

Provenance & Taxonomy

OrganismEscherichia coli [Bacterium]

FamilyColicin/Pyocin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Bacteriocin Anti-Gram-negative

TargetEscherichia coli