Experiment: 1Q1F

Crystal structure of murine neuroglobin

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	293	0.1 M Na acetate, 2M Na formate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.37	48.05

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.973	α = 90
b = 86.973	β = 90
c = 110.815	γ = 120

Symmetry
Space Group	H 3 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	CCD	MARRESEARCH		2003-06-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 5.2R	1.2, 1.7	ELETTRA	5.2R

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.5	40	99.5	0.074	0.057	35	10.8	26718	26076	3	3	20.84

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.5	1.55	100		0.536	0.533	2.79	7	2563

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	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	SAD	1.5	20	2	2	25971	24647	1321	94.9	0.216	0.21	0.184	0.1852	0.2075	0.2099	RANDOM	40.9

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_gen_planes_other	0.045
r_angle_other_deg	0.037
r_bond_other_d	0.015

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1221
Nucleic Acid Atoms
Solvent Atoms	111
Heterogen Atoms	86

Software

Software
Software Name	Purpose
DENZO	data reduction
TRUNCATE	data reduction
SOLVE	phasing
REFMAC	refinement
CCP4	data scaling