1LQA

TAS PROTEIN FROM ESCHERICHIA COLI IN COMPLEX WITH NADPH

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.60 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.145 
  • R-Value Observed: 0.146 

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Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history. 


Literature

Crystal structure of the Escherichia coli Tas protein, an NADP(H)-dependent aldo-keto reductase

Obmolova, G., Teplyakov, A., Khil, P.P., Howard, A.J., Camerini-Otero, R.D., Gilliland, G.L.

(2003) Proteins 53: 323-325

  • DOI: 10.1186/1472-6807-3-7
  • Primary Citation of Related Structures:  
    1LQA, 1NMO, 1NMP

  • PubMed Abstract: 

    • The protein encoded by the gene ybgI was chosen as a target for a structural genomics project emphasizing the relation of protein structure to function.

    Organizational Affiliation: 

    Center for Advanced Research in Biotechnology, University of Maryland Biotechnology Institute and the National Institute of Standards and Technology, 9600 Gudelsky Drive, Rockville, MD 20850, USA. jane.ladner@nist.gov



Macromolecules
Find similar proteins by: 
(by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Tas proteinA, B346Escherichia coliMutation(s): 0 
Gene Names: tas
UniProt
Find proteins for P0A9T4 (Escherichia coli (strain K12))
Explore P0A9T4 
Go to UniProtKB:  P0A9T4
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP0A9T4
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
NDP
Query on NDP
Download Ideal Coordinates CCD File 
C [auth A],
D [auth B]		NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
C21 H30 N7 O17 P3
ACFIXJIJDZMPPO-NNYOXOHSSA-N		 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.60 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.145 
  • R-Value Observed: 0.146 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 58.3α = 90
b = 81.46β = 90
c = 145.02γ = 90
Software Package:
Software NamePurpose
HKL-2000data collection
SCALEPACKdata scaling
MLPHAREphasing
REFMACrefinement
HKL-2000data reduction

Structure Validation

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Ligand Structure Quality Assessment 


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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2003-07-08
    Type: Initial release
  • Version 1.1: 2008-04-28
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Derived calculations, Version format compliance