Experiment: 4QR6

Human Aldose Reductase complexed with a ligand with an IDD structure (2-[2-(1,3-benzothiazol-2-ylmethylcarbamoyl)-5-fluoro-phenoxy]acetic acid) at 1.05 A

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2DUX

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	291	Crystallization solution: 50 mM di-Ammoniumhydrogen citrate pH 5.0 PEG6000= 5 % (m/V) DTT= 5.15 g/L NADP+= 0.66 g/L and Human Aldose Reductase= 15 mg/ml.Afterwards the crystals were soaked into Tris 100 mM 25% (m/V) PEG6000 pH 8.0 saturated with the inhibitor.The well solution was for crystallization was 120mM di-Ammonium hydrogen citrate with 20% PEG6000 pH 5.0., VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.516	α = 90
b = 66.683	β = 92.56
c = 47.35	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 225 mm CCD	Silicon, active surface 50 nm Rh-coated	2014-05-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.2	0.91841	BESSY	14.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.05	50	100	0.043	30.1	3.9	142734	142734			7.978

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.05	1.07	100		0.466	2.8	3.6	7043

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2DUX	1.05	16.916	1.34	142702	7161	99.85	0.1413	0.1405	0.1399	0.1569	0.1558	random

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	14.744
f_angle_d	1.287
f_chiral_restr	0.082
f_plane_restr	0.007
f_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2485
Nucleic Acid Atoms
Solvent Atoms	355
Heterogen Atoms	73

Software

Software
Software Name	Purpose
MAR345dtb	data collection
PHASER	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling