4XAP

Crystal structure of aldo-keto reductase from Sinorhizobium meliloti 1021

• PDB DOI: https://doi.org/10.2210/pdb4XAP/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Sinorhizobium meliloti 1021
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2014-12-15 Released: 2014-12-31 
• Deposition Author(s): Gasiorowska, O.A., Handing, K.B., Shabalin, I.G., Bonanno, J., Almo, S.C., Minor, W., New York Structural Genomics Research Consortium (NYSGRC)
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.21 Å
• R-Value Free: 0.225 
• R-Value Work: 0.160 
• R-Value Observed: 0.163 

Literature

Crystal structure of aldo-keto reductase from Sinorhizobium meliloti 1021

Gasiorowska, O.A., Handing, K.B., Shabalin, I.G., Bonanno, J., Almo, S.C., Minor, W., New York Structural Genomics Research Consortium (NYSGRC)

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 30.84 kDa 
• Atom Count: 2,222 
• Modelled Residue Count: 281 
• Deposited Residue Count: 282 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aldo-keto reductase	A	282	Sinorhizobium meliloti 1021	Mutation(s): 0  Gene Names: R02112, SMc01429 EC: 1.1.1
UniProt
Find proteins for Q92NR7 (Rhizobium meliloti (strain 1021)) Explore Q92NR7  Go to UniProtKB:  Q92NR7

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.21 Å
• R-Value Free: 0.225 
• R-Value Work: 0.160 
• R-Value Observed: 0.163 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/M32P4Z

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 44.533	α = 90
b = 78.068	β = 90
c = 79.073	γ = 90

Software Package:

Software Name	Purpose
BLU-MAX	data collection
PDB_EXTRACT	data extraction
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
MOLREP	phasing
Coot	model building
REFMAC	refinement

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2014-12-31 
Deposition Author(s): Gasiorowska, O.A., Handing, K.B., Shabalin, I.G., Bonanno, J., Almo, S.C., Minor, W., New York Structural Genomics Research Consortium (NYSGRC)

---

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	--

Revision History  

• Version 1.0: 2014-12-31
  Type: Initial release
  
• Version 1.1: 2015-02-04
  Changes: Derived calculations
• Version 1.2: 2015-10-14
  Changes: Data collection
• Version 1.3: 2017-09-27
  Changes: Author supporting evidence, Derived calculations
• Version 1.4: 2019-12-04
  Changes: Author supporting evidence
• Version 1.5: 2022-04-13
  Changes: Database references, Structure summary
• Version 1.6: 2023-09-27
  Changes: Data collection, Refinement description