2FIW

Crystal Structure of the GCN5-Related N-acetyltransferase: Aminotransferase, Class-II from Rhodopseudomonas palustris

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	295	2M Ammonium Sulphate, 2% PEG400, 0.1 M Hepes Na pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
4.52	72.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.293	α = 90
b = 78.293	β = 90
c = 93.242	γ = 120

Symmetry
Space Group	P 31 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	SBC-3	mirrors	2005-11-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97885	APS	19-BM

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	2.35	50	97.8	0.075	11.3	16	16474	13907

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	2.35	2.43	98.5		0.67	5.4	17.7	1387

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.35	25.63	11153	11153	1229	87.48	0.22335	0.22335	0.21899	0.26271	RANDOM	41.07

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]
2.38	1.19		2.38		-3.57

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.505
r_dihedral_angle_4_deg	20.771
r_dihedral_angle_3_deg	18.228
r_dihedral_angle_1_deg	5.986
r_scangle_it	2.898
r_scbond_it	1.732
r_angle_refined_deg	1.498
r_mcangle_it	1.162
r_mcbond_it	0.698
r_symmetry_vdw_refined	0.26
r_nbd_refined	0.22
r_xyhbond_nbd_refined	0.194
r_symmetry_hbond_refined	0.148
r_chiral_restr	0.098
r_bond_refined_d	0.012
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1203
Nucleic Acid Atoms
Solvent Atoms	90
Heterogen Atoms	56

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling
HKL-3000	phasing
MLPHARE	phasing
RESOLVE	phasing
SHELXE	model building
SHELXD	phasing