Experiment: 2QIU

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.7	293	Sodium Citrate, Acetone, Zinc Sulphate, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.96	37.35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.491	α = 90
b = 80.491	β = 90
c = 37.64	γ = 120

Symmetry
Space Group	H 3

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	MARRESEARCH		2006-08-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU300	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	40.26	100	0.12	3.4	5	6141	6141

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	2.07	100		0.44	1.2	4.86

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	1ZNI	2	40.26	5193	628	95.04	0.2026	0.19668	0.24931	RANDOM	41.193

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]
-0.01			-0.01		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.529
r_dihedral_angle_3_deg	23.961
r_dihedral_angle_4_deg	22.555
r_dihedral_angle_1_deg	15.512
r_scangle_it	9.557
r_scbond_it	8.844
r_mcangle_it	7.511
r_mcbond_it	6.777
r_angle_refined_deg	2.101
r_chiral_restr	0.699

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.529
r_dihedral_angle_3_deg	23.961
r_dihedral_angle_4_deg	22.555
r_dihedral_angle_1_deg	15.512
r_scangle_it	9.557
r_scbond_it	8.844
r_mcangle_it	7.511
r_mcbond_it	6.777
r_angle_refined_deg	2.101
r_chiral_restr	0.699
r_symmetry_hbond_refined	0.653
r_symmetry_vdw_refined	0.51
r_nbd_refined	0.419
r_xyhbond_nbd_refined	0.386
r_nbtor_refined	0.363
r_bond_refined_d	0.087
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	832
Nucleic Acid Atoms
Solvent Atoms	57
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345	data collection
AUTOMAR	data reduction
AMoRE	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.