› 1mwq

X-ray diffraction
0.99Å resolution

Structure of HI0828, a Hypothetical Protein from Haemophilus influenzae with a Putative Active-Site Phosphohistidine

Released:
DOI: 10.2210/pdb1mwq/pdb
PDB entry 1mwq coloured by chain, front view.
PDB entry 1mwq coloured by chain, side view.
PDB entry 1mwq coloured by chain, top view.
Source organism: Haemophilus influenzae
Primary publication:
Structure of YciI from Haemophilus influenzae (HI0828) reveals a ferredoxin-like alpha/beta-fold with a histidine/aspartate centered catalytic site.
Willis MA, Song F, Zhuang Z, Krajewski W, Chalamasetty VR, Reddy P, Howard A, Dunaway-Mariano D, Herzberg O
Proteins 59 648-52 (2005)
PMID: 15779043

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-155225 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HYPOTHETICAL PROTEIN HI0828 Chains: A, B
Molecule details ›
Chains: A, B
Length: 101 amino acids
Theoretical weight: 11.31 KDa
Source organism: Haemophilus influenzae
Expression system: Escherichia coli
UniProt:
  • Canonical: P44887 (Residues: 1-98; Coverage: 100%)
Gene name: HI_0828
Sequence domains: YCII-related domain
Structure domains: Dimeric alpha+beta barrel

Ligands and Environments

5 bound ligands:
Ligand ZN 4 x ZN
Ligand CL 6 x CL
Ligand CAC 1 x CAC
Ligand 1PE 1 x 1PE
Ligand PEG 1 x PEG
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P212121
Unit cell:
a: 42.476Å b: 63.317Å c: 75.465Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.109 0.108 0.132
Expression system: Escherichia coli

Quick links

Citations

7 citation in other articles

Optimized distance-dependent atom-pair-based potential DOOP for protein structure prediction.
Chae et al. (2015)
6 more

13 mentions without citation

Data growth and its impact on the SCOP database: new developments.
Andreeva et al. (2008)
12 more