2BJ1

NIKR IN OPEN CONFORMATION AND NICKEL BOUND TO HIGH-AFFINITY SITES

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		pH 7.50

Crystal Properties
Matthews coefficient	Solvent content
3.86	68.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.893	α = 90
b = 99.893	β = 90
c = 97.978	γ = 90

Symmetry
Space Group	P 41 21 2

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-V		2004-04-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL26B1		SPring-8	BL26B1

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	3	30	99	0.06	20.8	9.4		10315		-1

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	3	3.11	98.8		0.29	4.8	5.6

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	PDB ENTRY 1Q5Y	3	29.64	18601	877	98.1	0.237	0.237	0.281	RANDOM	81.1

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]
10.59			10.59		-21.17

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21.4
c_scangle_it	8.46
c_mcangle_it	6.12
c_scbond_it	5.72
c_mcbond_it	3.81
c_angle_deg	1.3
c_improper_angle_d	0.66
c_bond_d	0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2132
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	5

Software

Software
Software Name	Purpose
HKL-2000	data reduction
HKL-2000	data scaling
DM	phasing
CNS	phasing
CNS	refinement