7AB3 image
Deposition Date 2020-09-06
Release Date 2022-01-12
Last Version Date 2024-11-13
Entry Detail
PDB ID:
7AB3
Keywords:
TOXIN
Title:
Crystal structure of the Escherichia coli toxin-antitoxin system HipBST (HipT S57A)
Biological Source:
Source Organism:
Escherichia coli O127:H6 (strain E2348/69 / EPEC) (Taxon ID: 574521)
Host Organism:
Escherichia coli BL21(DE3)
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
2.40 Å
R-Value Free:
0.23
R-Value Work:
0.19
R-Value Observed:
0.20
Space Group:
C 1 2 1
7AB3 validation report
Macromolecular Entities
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Predicted transcriptional regulator, XRE family
Gene (Uniprot):E2348C_3787
Chain IDs:A, D
Chain Length:107
Number of Molecules:2
Biological Source:Escherichia coli O127:H6 (strain E2348/69 / EPEC)
UniProt ID:B7UL98 Pfam ID:PF01381
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Couple_hipA domain-containing protein
Gene (Uniprot):E2348C_3786
Chain IDs:B, E
Chain Length:103
Number of Molecules:2
Biological Source:Escherichia coli O127:H6 (strain E2348/69 / EPEC)
UniProt ID:B7UL97 Pfam ID:PF13657
Protein Blast
Polymer Type:polypeptide(L)
Molecule:HipA_C domain-containing protein
Gene (Uniprot):E2348C_3785
Mutations:S57A
Chain IDs:C, F
Chain Length:341
Number of Molecules:2
Biological Source:Escherichia coli O127:H6 (strain E2348/69 / EPEC)
UniProt ID:B7UL96 Pfam ID:PF07804
Modified Residue
Compound ID Chain ID Parent Comp ID Details 2D Image
SEP C SER modified residue
Primary Citation
Structural basis for regulation of a tripartite toxin-antitoxin system by dual phosphorylation
Biorxiv ? ? ? (2022)
DOI: 10.1101/2022.01.28.478185
Primary Citation of related structures
7AB3