1S1P

Crystal structures of prostaglandin D2 11-ketoreductase (AKR1C3) in complex with the non-steroidal anti-inflammatory drugs flufenamic acid and indomethacin

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	291	PEG, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.681	α = 90
b = 63.119	β = 90
c = 96.113	γ = 90

Symmetry
Space Group	P 21 21 21

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	ADSC QUANTUM 4		2001-11-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.93	ESRF	ID14-1

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	1.2	52.7	98.5	0.059	16.4	5	106631	105032			9.3

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)
	1.2	1.26	90.1		0.242	4.1	2.6	13800

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.2	38	99571	5232	98.51	0.14679	0.1463	0.15594	RANDOM	13.5

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]
0.15			0.17		-0.32

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	14.496
r_dihedral_angle_1_deg	4.449
r_scangle_it	2.243
r_sphericity_free	1.438
r_scbond_it	1.407
r_angle_refined_deg	1.346
r_mcangle_it	1.043
r_sphericity_bonded	0.955
r_angle_other_deg	0.834
r_rigid_bond_restr	0.726
r_mcbond_it	0.584
r_symmetry_vdw_refined	0.345
r_symmetry_vdw_other	0.341
r_symmetry_hbond_refined	0.245
r_nbd_refined	0.237
r_nbd_other	0.196
r_xyhbond_nbd_refined	0.159
r_chiral_restr	0.079
r_bond_refined_d	0.006
r_gen_planes_refined	0.005
r_gen_planes_other	0.002
r_bond_other_d	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2582
Nucleic Acid Atoms
Solvent Atoms	440
Heterogen Atoms	52

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
CNS	phasing