2D58

Human microglia-specific protein Iba1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.3	300	20% (w/v) polyethylene glycol (PEG) 4000, 10% (w/v) 2-propanol, 0.01M NiCl2 in 100mM of Tris-HCl (pH 7.3), VAPOR DIFFUSION, temperature 300K

Crystal Properties
Matthews coefficient	Solvent content
1.94	36.66

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.748	α = 90
b = 36.617	β = 99.71
c = 44.024	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 4		2004-06-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-6A	1.0	Photon Factory	BL-6A

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	1.9	31.24	97.4	0.76			7462	7462			12.6

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	2.02	90.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	1.9	31.24	7462	7462	798	97.4	0.195	0.195	0.249	RANDOM	20.7

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]
0.51		2.66	-2.3		1.78

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	18.8
c_scangle_it	4.26
c_scbond_it	2.95
c_mcangle_it	2.71
c_mcbond_it	1.81
c_angle_deg	1.1
c_improper_angle_d	0.72
c_bond_d	0.005
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	861
Nucleic Acid Atoms
Solvent Atoms	107
Heterogen Atoms	1

Software

Software
Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
CCP4	data scaling
CNS	phasing