5JCL

Structure and catalytic mechanism of monodehydroascorbate reductase, MDHAR, from Oryza sativa L. japonica

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		295	Tris, ammonium acetate, PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.38	48.38

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.249	α = 90
b = 85.518	β = 90
c = 131.263	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 315r		2015-05-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 5C (4A)	0.97954	PAL/PLS	5C (4A)

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	50	99.7	0.08	0.083	0.023	10.3	13.2		82522

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.83	100		0.784	0.816	0.222	0.89		13.4	4116

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	4H4Q	1.8	50	77728	4089	99.46	0.1846	0.1821	0.2335	RANDOM	37.903

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]
-0.06			-0.64		0.71

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.762
r_dihedral_angle_4_deg	19.578
r_dihedral_angle_3_deg	15.865
r_dihedral_angle_1_deg	7.384
r_mcangle_it	4.507
r_mcbond_it	3.385
r_mcbond_other	3.382
r_angle_refined_deg	2.048
r_angle_other_deg	1.082
r_chiral_restr	0.126

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.762
r_dihedral_angle_4_deg	19.578
r_dihedral_angle_3_deg	15.865
r_dihedral_angle_1_deg	7.384
r_mcangle_it	4.507
r_mcbond_it	3.385
r_mcbond_other	3.382
r_angle_refined_deg	2.048
r_angle_other_deg	1.082
r_chiral_restr	0.126
r_bond_refined_d	0.018
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6493
Nucleic Acid Atoms
Solvent Atoms	880
Heterogen Atoms	202

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data reduction
MOLREP	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.