2GQF

Crystal structure of flavoprotein HI0933 from Haemophilus influenzae Rd

• PDB DOI: https://doi.org/10.2210/pdb2GQF/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Haemophilus influenzae
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-04-20 Released: 2006-05-30 
• Deposition Author(s): Mulichak, A.M., Patskovsky, Y., Keefe, L.J., Almo, S.C., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.233 
• R-Value Work: 0.192 
• R-Value Observed: 0.192 

Literature

Crystal structure of hypothetical flavoprotein HI0933 from Haemophilus influenzae Rd.

Mulichak, A.M., Patskovsky, Y., Keefe, L.J., Almo, S.C.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 3 generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 45.73 kDa 
• Atom Count: 3,358 
• Modelled Residue Count: 401 
• Deposited Residue Count: 401 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hypothetical protein HI0933	A	401	Haemophilus influenzae	Mutation(s): 7  Gene Names: HI0933
UniProt
Find proteins for P44941 (Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)) Explore P44941  Go to UniProtKB:  P44941

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FAD	C [auth A]	FLAVIN-ADENINE DINUCLEOTIDE C27 H33 N9 O15 P2 VWWQXMAJTJZDQX-UYBVJOGSSA-N
SO4	B [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.233 
• R-Value Work: 0.192 
• R-Value Observed: 0.192 
• Space Group: P 6₂ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 160.73	α = 90
b = 160.73	β = 90
c = 100.79	γ = 120

Software Package:

Software Name	Purpose
JDirector	data collection
HKL-2000	data reduction
CNS	refinement
HKL-2000	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-05-30 
Deposition Author(s): Mulichak, A.M., Patskovsky, Y., Keefe, L.J., Almo, S.C., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2006-05-30
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.5: 2024-10-30
  Changes: Data collection, Database references, Structure summary