› 6p4m

X-ray diffraction
1.8Å resolution

Salmonella typhi PltB Homopentamer with Neu5Ac-alpha-2-3-Gal-beta-1-4-GlcNAc Glycans

Released:
DOI: 10.2210/pdb6p4m/pdb
PDB entry 6p4m coloured by chain, front view.
PDB entry 6p4m coloured by chain, side view.
PDB entry 6p4m coloured by chain, top view.
Source organism: Salmonella enterica subsp. enterica serovar Typhi str. CT18
Primary publication:
Salmonella Typhoid Toxin PltB Subunit and Its Non-typhoidal Salmonella Ortholog Confer Differential Host Adaptation and Virulence.
Lee S, Yang YA, Milano SK, Nguyen T, Ahn C, Sim JH, Thompson AJ, Hillpot EC, Yoo G, Paulson JC, Song J
Cell Host Microbe 27 937-949.e6 (2020)
PMID: 32396840

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo pentamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-187168 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Bordetella pertussis toxin B subunit 2/3 C-terminal domain-containing protein Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 145 amino acids
Theoretical weight: 16.31 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhi str. CT18
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8Z6A3 (Residues: 1-137; Coverage: 100%)
Gene names: CAJ76_21360, CAJ80_20450, CAJ85_21845, CAL67_19310, CB224_21995, CC884_21770, CC907_20725, CC972_22120, D4Z37_22870, D6Q30_20400, DKA88_22915, DNM71_22615, DNV09_22455, DS261_23220, DUQ91_23125, DUV11_22855, DVG36_22585, EBC38_22935, EID90_22310, ELQ62_22905, EU445_23060, EVI00_22265, F9R11_22575, F9Y21_22590, FI137_21150, G2227_22525, G2244_22955, G3982_004274, G4I71_004183, G4L28_004281, G4P30_004279, G4Y41_004487, G4Y55_004474, G9264_003909, G9C68_004513, GDI29_22175, GND71_004363, K3U68_05550, STY1891, ZZ17_21790, pltB, t1107
Sequence domains: Pertussis toxin, subunit 2 and 3, C-terminal domain

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, GAL, SIA
Carbohydrate polymer
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-D
Spacegroup: P212121
Unit cell:
a: 68.706Å b: 97.745Å c: 105.209Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.17 0.169 0.193
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

7 review citations

Enteric Fever Diagnosis: Current Challenges and Future Directions.
Neupane et al. (2021)
6 more

3 mentions without citation

The role of 9-O-acetylated glycan receptor moieties in the typhoid toxin binding and intoxication.
Nguyen et al. (2020)
2 more