› 5zs3

X-ray diffraction
2Å resolution

Small heat shock protein from M. marinum:Form-1

Released:
DOI: 10.2210/pdb5zs3/pdb
Model geometry
Fit model/data
PDB entry 5zs3 coloured by chain, front view.
PDB entry 5zs3 coloured by chain, side view.
PDB entry 5zs3 coloured by chain, top view.
Source organism: Mycobacterium marinum M
Primary publication:
Dodecameric structure of a small heat shock protein from Mycobacterium marinum M.
Bhandari S, Biswas S, Chaudhary A, Dutta S, Suguna K
Proteins 87 365-379 (2019)
PMID: 30632633

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero 24-mer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-109556 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
SHSP domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 149 amino acids
Theoretical weight: 16.77 KDa
Source organism: Mycobacterium marinum M
Expression system: Escherichia coli
UniProt:
  • Canonical: B2HF11 (Residues: 1-149; Coverage: 100%)
Gene name: MMAR_2991
Sequence domains: Hsp20/alpha crystallin family
GLY-ARG-LEU-LEU-PRO Chain: U
Molecule details ›
Chain: U
Length: 5 amino acids
Theoretical weight: 556 Da
Source organism: Mycobacterium marinum M
Expression system: Escherichia coli

Ligands and Environments

3 bound ligands:
Ligand NA 2 x NA
Ligand SO4 1 x SO4
Ligand CL 4 x CL
1 modified residue:
Ligand MSE 5 x MSE

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: I23
Unit cell:
a: 91.14Å b: 91.14Å c: 91.14Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.198 0.196 0.245
Expression system: Escherichia coli

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Citations

1 review citation

Is the lipochaperone activity of sHSP a key to the stress response encoded in its primary sequence?
Bellanger et al. (2023)
3 other articles