› 3e56

X-ray diffraction
2.01Å resolution

The 2.0 Angstrom Resolution Crystal Structure of NpR1517, a Putative Heterocyst Differentiation Inhibitor from Nostoc punctiforme

Released:
DOI: 10.2210/pdb3e56/pdb
PDB entry 3e56 coloured by chain, front view.
PDB entry 3e56 coloured by chain, side view.
PDB entry 3e56 coloured by chain, top view.
Source organism: Nostoc punctiforme PCC 73102
Primary publication:
Crystal structure of Npun_R1517, a putative negative regulator of heterocyst differentiation from Nostoc punctiforme PCC 73102.
Ni S, Benning MM, Smola MJ, Feldmann EA, Kennedy MA
Proteins 74 794-8 (2009)
PMID: 19089958

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-109618 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Npun R1517 domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 113 amino acids
Theoretical weight: 12.92 KDa
Source organism: Nostoc punctiforme PCC 73102
Expression system: Escherichia coli
UniProt:
  • Canonical: B2IZS7 (Residues: 1-88; Coverage: 94%)
Gene name: Npun_R1517
Sequence domains: Npun R1517
Structure domains: Ubiquitin-like (UB roll)

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BRUKER AXS MICROSTAR
Spacegroup: P43212
Unit cell:
a: 56.336Å b: 56.336Å c: 56.491Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.19 0.188 0.237
Expression system: Escherichia coli

Quick links

Citations

2 mentions without citation

Robust structural analysis of native biological macromolecules from multi-crystal anomalous diffraction data.
Liu et al. (2013)
1 more