2BLN

N-terminal formyltransferase domain of ArnA in complex with N-5- formyltetrahydrofolate and UMP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.5		0.1 M AMMONIUM ACETATE, 0.1 M BIS-TRIS PH 5.5, 17 % PEG 10000

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 67.176	α = 90
b = 89.957	β = 90
c = 97.885	γ = 90

Symmetry
Space Group	P 21 21 21

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 CCD	TOROIDAL MIRROR	2003-11-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2		ESRF	ID14-2

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	1.2	27.9	97.8	0.06	7	4.9		183672		3

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	1.2	1.25	97.8		0.3	2.4	4.9

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	1.2	27.7	172334	9117	98.1	0.136	0.135	0.158	RANDOM	5.94

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]
-0.48			0.26		0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.012
r_dihedral_angle_4_deg	16.543
r_dihedral_angle_3_deg	11.427
r_dihedral_angle_1_deg	7.926
r_scangle_it	4.186
r_scbond_it	3.25
r_mcangle_it	2.193
r_angle_other_deg	2.186
r_mcbond_it	1.901
r_angle_refined_deg	1.87
r_chiral_restr	0.308
r_symmetry_vdw_other	0.27
r_symmetry_vdw_refined	0.26
r_nbd_refined	0.223
r_nbd_other	0.202
r_nbtor_refined	0.191
r_xyhbond_nbd_refined	0.157
r_symmetry_hbond_refined	0.13
r_nbtor_other	0.096
r_bond_refined_d	0.019
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4586
Nucleic Acid Atoms
Solvent Atoms	648
Heterogen Atoms	118

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
SOLVE	phasing