4IIN

Crystal structure of a putative 3-oxoacyl-[acyl-carrier protein]reductase from Helicobacter pylori 26695 complexed with NAD+

• PDB DOI: https://doi.org/10.2210/pdb4IIN/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Helicobacter pylori 26695
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-12-20 Released: 2013-01-09 
• Deposition Author(s): Hou, J., Osinski, T., Zheng, H., Shumilin, I., Shabalin, I., Shatsman, S., Anderson, W.F., Minor, W., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.255 
• R-Value Work: 0.217 
• R-Value Observed: 0.218 

Literature

Crystal structure of a putative 3-oxoacyl-[acyl-carrier protein]reductase from Helicobacter pylori 26695 complexed with NAD+

Hou, J., Osinski, T., Zheng, H., Shumilin, I., Shabalin, I., Shatsman, S., Anderson, W.F., Minor, W., Center for Structural Genomics of Infectious Diseases (CSGID)

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 120.68 kDa 
• Atom Count: 7,321 
• Modelled Residue Count: 944 
• Deposited Residue Count: 1,084 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-ketoacyl-acyl carrier protein reductase (FabG)	A, B, C, D	271	Helicobacter pylori 26695	Mutation(s): 0  Gene Names: HP0561, HP_0561 EC: 1.1.1.100
UniProt
Find proteins for O25286 (Helicobacter pylori (strain ATCC 700392 / 26695)) Explore O25286  Go to UniProtKB:  O25286

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAD	E [auth A], G [auth B], J [auth C], L [auth D]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N
ACT	I [auth B], K [auth C], M [auth D]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
K	F [auth A], H [auth B]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.255 
• R-Value Work: 0.217 
• R-Value Observed: 0.218 
• Space Group: P 2₁ 2₁ 2
• Diffraction Data: https://doi.org/10.18430/M3688K

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 128.923	α = 90
b = 112.094	β = 90
c = 70.657	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
BALBES	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-01-09 
Deposition Author(s): Hou, J., Osinski, T., Zheng, H., Shumilin, I., Shabalin, I., Shatsman, S., Anderson, W.F., Minor, W., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2013-01-09
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description
• Version 1.2: 2022-04-13
  Changes: Database references, Derived calculations, Structure summary
• Version 1.3: 2023-09-20
  Changes: Data collection, Refinement description