3BGH

Crystal structure of putative neuraminyllactose-binding hemagglutinin homolog from Helicobacter pylori

• PDB DOI: https://doi.org/10.2210/pdb3BGH/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Helicobacter pylori 26695
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2007-11-26 Released: 2007-12-11 
• Deposition Author(s): Bonanno, J.B., Dickey, J., Bain, K.T., McKenzie, C., Romero, R., Smith, D., Wasserman, S., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free: 0.278 
• R-Value Work: 0.236 
• R-Value Observed: 0.238 

Literature

Crystal structure of putative neuraminyllactose-binding hemagglutinin homolog from Helicobacter pylori.

Bonanno, J.B., Dickey, J., Bain, K.T., McKenzie, C., Romero, R., Smith, D., Wasserman, S., Sauder, J.M., Burley, S.K., Almo, S.C.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

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

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 55.23 kDa 
• Atom Count: 3,094 
• Modelled Residue Count: 373 
• Deposited Residue Count: 472 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative neuraminyllactose-binding hemagglutinin homolog	A, B	236	Helicobacter pylori 26695	Mutation(s): 0  Gene Names: HP_0410
UniProt
Find proteins for O25166 (Helicobacter pylori (strain ATCC 700392 / 26695)) Explore O25166  Go to UniProtKB:  O25166

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth A], E [auth A], F [auth B], G [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free: 0.278 
• R-Value Work: 0.236 
• R-Value Observed: 0.238 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 77.508	α = 90
b = 77.508	β = 90
c = 177.509	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction
SHELXCD	phasing
SHELXE	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-12-11 
Deposition Author(s): Bonanno, J.B., Dickey, J., Bain, K.T., McKenzie, C., Romero, R., Smith, D., Wasserman, S., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2007-12-11
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2018-11-14
  Changes: Data collection, Structure summary
• Version 1.4: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.5: 2024-02-21
  Changes: Data collection, Database references