2FQG

Crystal Structures of E. coli Laccase CueO under different copper binding situations

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	293	17% polyethylene glycol 4000, 6% Isopropanol, 100mM tri-Sodium Citrate dihydrate pH 5.6, 10mM CuCl2, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.23	44.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.114	α = 90
b = 73.036	β = 90
c = 189.437	γ = 90

Symmetry
Space Group	C 2 2 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	IMAGE PLATE	RIGAKU RAXIS IV		2004-12-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.5418

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	2.3	50	95.2	0.093	7.5	3.8		20806

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)
	2.3	2.38		92	0.463		4

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 (All)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.3	50	20686	1069	95.2	0.161	0.157	0.233	RANDOM	25.934

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]
-0.3			-1.87		2.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.843
r_dihedral_angle_4_deg	17.651
r_dihedral_angle_3_deg	17.58
r_dihedral_angle_1_deg	8.691
r_scangle_it	4.695
r_scbond_it	3.316
r_mcangle_it	2.779
r_mcbond_it	1.654
r_angle_refined_deg	1.11
r_nbtor_refined	0.317
r_symmetry_vdw_refined	0.219
r_nbd_refined	0.218
r_symmetry_hbond_refined	0.174
r_xyhbond_nbd_refined	0.138
r_metal_ion_refined	0.128
r_chiral_restr	0.086
r_bond_refined_d	0.008
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3542
Nucleic Acid Atoms
Solvent Atoms	236
Heterogen Atoms	30

Software

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