Peptide Database

Peptide NameCrystal structure of the PaaA2-ParE2 antitoxin-toxin complex

Function Ontology

Toxin

Standard StatusStandard

Sequence Length71 amino acids

Chemical FormulaC361H433N109O47S4

DescriptionPDB structure; X-ray @2.827Å

        MDYKDDDDKNRALSPMVSEFETIEQENSYNEWLRAKVATSLADPRPAIPHDEVERRMAERFAKMRKERSKQ
    

Molecular Weight8458.35 Da

Isoelectric Point (pI)5.19

Net Charge (pH 7.0)-1.90

Net Charge (pH 7.4) -1.97

Charge Density (pH 7.0) -0.0267

GRAVY Index-1.30

Hydrophobic Moment 0.04

Boman Index-0.39

Instability Index54.87

Aliphatic Index 49.58

Aromaticity 0.0845

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8480.00

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

Amino Acid Composition

TPSA 3175.13

LogP 1.99

H-bond Donors 64.0

H-bond Acceptors 121.0

Rotatable Bonds 158.0

Heavy Atoms 526.0

Ring Count 11.0

Amide Bonds 141.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0431266 VERIFIED: YES

Provenance & Taxonomy

OrganismEscherichia coli O157 [other]

Tax ID1045010

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Toxin

MethodX-ray