5MHX | pdb_00005mhx

The study of the X-ray induced enzymatic reduction of molecular oxygen to water for laccase from Steccherinum murashkinskyi.The sixth structure of the series with total exposition time 153 min.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5MEW

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4	294	Protein solution (12mg/ml, 002M K-phosphate buffer, pH 6.5). Reservoir solution (0.1M citrate-phosphate buffer pH4.0, 0.2M ammonium acetat, 25% PEG 4000

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.92

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.38	α = 90
b = 84.42	β = 90
c = 112.52	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	MAR CCD 165 mm		2009-11-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X13	0.81230	EMBL/DESY, HAMBURG	X13

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	1.35	67.53	98.8	0.046	0.999	20.05	3.1		116950		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.35	1.4	98.5		0.301	0.903	4.81	3

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	5MEW	1.35	67.53	111087	5862	98.79	0.13212	0.13149	0.14	0.14385	0.15	RANDOM	10.898

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]
0.1			0.02		-0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.944
r_dihedral_angle_4_deg	21.335
r_dihedral_angle_3_deg	11.001
r_sphericity_bonded	7.493
r_dihedral_angle_1_deg	7.229
r_long_range_B_refined	4.782
r_long_range_B_other	4.082
r_scangle_other	2.241
r_angle_refined_deg	1.959
r_scbond_it	1.593
r_mcangle_it	1.548
r_scbond_other	1.513
r_mcangle_other	1.466
r_mcbond_it	1.041
r_mcbond_other	0.996
r_angle_other_deg	0.886
r_chiral_restr	0.128
r_bond_refined_d	0.019
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3775
Nucleic Acid Atoms
Solvent Atoms	737
Heterogen Atoms	100

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing