Peptide Database

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

Function Ontology

Toxin

Standard StatusStandard

Sequence Length52 amino acids

Chemical FormulaC266H328N84O31S3

DescriptionPDB structure; X-ray @2.671Å

        METIEQENSYNEWLRAKVATSLADPRPAIPHDEVERRMAERFAKMRKERSKQ
    

Molecular Weight6230.98 Da

Isoelectric Point (pI)9.53

Net Charge (pH 7.0)1.10

Net Charge (pH 7.4) 1.03

Charge Density (pH 7.0) 0.0212

GRAVY Index-1.27

Hydrophobic Moment 0.13

Boman Index-0.39

Instability Index62.19

Aliphatic Index 52.69

Aromaticity 0.0769

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 2347.72

LogP 1.60

H-bond Donors 49.0

H-bond Acceptors 88.0

Rotatable Bonds 118.0

Heavy Atoms 388.0

Ring Count 8.0

Amide Bonds 103.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0431290 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