3TJK

Crystal Structure of human peroxiredoxin IV C245A mutant in reduced form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	289	1.0 M succinic acid, 1% w/v PEG2000 MME, 0.1 M HEPES, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 108.24	α = 90
b = 138.4	β = 103.8
c = 96	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	100	CCD	ADSC QUANTUM 315r	mirrors	2011-05-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.97950	Diamond	I02

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.09	83.71	99.6	0.053	14.3	4.7	80529	80529			35.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.09	2.15	99.8		0.683	2.4	4.7	5992

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2PN8	2.09	83.71	79846	75828	4018	98.72	0.16247	0.16247	0.16043	0.20125	RANDOM	44.952

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]
2.06		-1.06	0.07		-2.63

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.999
r_dihedral_angle_4_deg	16.469
r_dihedral_angle_3_deg	16.339
r_dihedral_angle_1_deg	6.183
r_scangle_it	3.949
r_scbond_it	2.488
r_angle_refined_deg	1.598
r_mcangle_it	1.49
r_mcbond_it	0.816
r_chiral_restr	0.112
r_bond_refined_d	0.017
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7805
Nucleic Acid Atoms
Solvent Atoms	735
Heterogen Atoms

Software

Software
Software Name	Purpose
DNA	data collection
PHASER	phasing
REFMAC	refinement