2R1I

Crystal structure of putative acetyltransferase (YP_831484.1) from Arthrobacter sp. FB24 at 1.65 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	NANODROP, 15.0% Glycerol, 8.5% Isopropanol, 17.0% PEG 4000, 0.1M HEPES pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 144.1	α = 90
b = 40.26	β = 123.39
c = 81.27	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	MARMOSAIC 325 mm CCD	Flat mirror (vertical focusing)	2007-07-01	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.91837, 0.97929, 0.97905	SSRL	BL11-1

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	1.65	27.746	89.7	0.027	13.07			46392			31.781

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	1.65	1.71	78.7		0.383	1.9		7328

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.65	27.746	46391	2354	98.02	0.175	0.175	0.174	0.206	RANDOM	24.404

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]
-1.08		-0.94	0.35		-0.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.958
r_dihedral_angle_4_deg	16.236
r_dihedral_angle_3_deg	11.916
r_dihedral_angle_1_deg	6.839
r_scangle_it	6.603
r_scbond_it	4.879
r_mcangle_it	2.887
r_mcbond_it	2.1
r_angle_refined_deg	1.615
r_angle_other_deg	0.972
r_mcbond_other	0.547
r_symmetry_vdw_other	0.294
r_symmetry_vdw_refined	0.224
r_nbd_refined	0.218
r_nbd_other	0.211
r_nbtor_refined	0.175
r_xyhbond_nbd_refined	0.154
r_symmetry_hbond_refined	0.138
r_chiral_restr	0.093
r_nbtor_other	0.086
r_bond_refined_d	0.017
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2345
Nucleic Acid Atoms
Solvent Atoms	301
Heterogen Atoms	65

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
XSCALE	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing