2OBN

Crystal structure of a duf1611 family protein (ava_3511) from anabaena variabilis atcc 29413 at 2.30 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP	7.2	277	0.2M NaFormate, 20.0% PEG-3350, No Buffer pH 7.2, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.25	45.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.09	α = 90
b = 123.07	β = 103.1
c = 75.21	γ = 90

Symmetry
Space Group	P 1 21 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 315		2006-10-08	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.3	1.0000, 0.9806, 0.9805	ALS	5.0.3

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	29.26	93.5	0.056	9.71			58378			40.054

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	2.3	2.38	85.6		0.307	2.4		9700

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.3	29.26	58346	2964	98.73	0.177	0.175	0.214	RANDOM	37.889

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]
1.1		1.42	1.11		-1.57

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.992
r_dihedral_angle_4_deg	14.049
r_dihedral_angle_3_deg	10.592
r_scangle_it	4.042
r_dihedral_angle_1_deg	3.226
r_scbond_it	2.758
r_mcangle_it	1.528
r_angle_refined_deg	1.464
r_mcbond_it	1.05
r_angle_other_deg	0.89
r_mcbond_other	0.313
r_nbd_refined	0.192
r_xyhbond_nbd_refined	0.187
r_symmetry_hbond_refined	0.168
r_nbtor_refined	0.165
r_nbd_other	0.154
r_symmetry_vdw_other	0.151
r_symmetry_vdw_refined	0.147
r_nbtor_other	0.083
r_chiral_restr	0.079
r_xyhbond_nbd_other	0.02
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10117
Nucleic Acid Atoms
Solvent Atoms	521
Heterogen Atoms	72

Software

Software
Software Name	Purpose
MolProbity	model building
SHELX	phasing
REFMAC	refinement
XSCALE	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing