3DJG

Catalytic cycle of human glutathione reductase near 1 A resolution

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3GRS	PDB ENTRY 3GRS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7	298	3% ammonium sulfate, 0.1 M potassium phosphate and 0.1% beta-octyl glucoside, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 7.00

Crystal Properties
Matthews coefficient	Solvent content
2.73	54.98

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 119.532	α = 90
b = 63.362	β = 121.54
c = 84.619	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	298	IMAGE PLATE	RIGAKU RAXIS IV		2004-11-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH3R

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.8	20.06					46862

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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		THROUGHOUT	PDB ENTRY 3GRS	1.8	20.06	42115	42115	4747	93.5	0.145	0.141	0.186	RANDOM	13.54

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]
0.19		0.05	-0.01		-0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.55
r_scangle_it	18.724
r_dihedral_angle_4_deg	15.756
r_dihedral_angle_3_deg	14.24
r_scbond_it	13.733
r_mcangle_it	6.961
r_mcbond_it	5.89
r_dihedral_angle_1_deg	5.646
r_angle_refined_deg	1.662
r_nbtor_refined	0.311
r_symmetry_hbond_refined	0.257
r_symmetry_vdw_refined	0.22
r_nbd_refined	0.206
r_xyhbond_nbd_refined	0.185
r_chiral_restr	0.112
r_bond_refined_d	0.016
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3499
Nucleic Acid Atoms
Solvent Atoms	512
Heterogen Atoms	101

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing