Peptide Database

Peptide NameEnterocin X alpha (Two-peptide bacteriocin)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Standard StatusStandard

Sequence Length40 amino acids

Chemical FormulaC198H307N53O54S4

DescriptionStandard

        SNDSLWYGVGQFMGKQANCITNHPVKHMIIPGYCLSKILG
    

Molecular Weight4422.14 Da

Isoelectric Point (pI)8.77

Net Charge (pH 7.0)1.61

Net Charge (pH 7.4) 1.27

Charge Density (pH 7.0) 0.0403

GRAVY Index0.01

Hydrophobic Moment 0.42

Boman Index0.19

Instability Index21.70

Aliphatic Index 85.25

Aromaticity 0.1000

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8605.00

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

Amino Acid Composition

TPSA 1705.98

LogP -15.33

H-bond Donors 59.0

H-bond Acceptors 62.0

Rotatable Bonds 143.0

Heavy Atoms 309.0

Ring Count 9.0

Amide Bonds 44.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0387098 VERIFIED: YES

Provenance & Taxonomy

OrganismEnterococcus faecium [Bacterium]

FamilyEnterocin

Tax ID1352

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive

Targetcremoris ATCC 19257

Activity0.813 μM

MethodMIC

RECORD: Rec_0392836 VERIFIED: YES