3DR8

Structure of yncA, a putative ACETYLTRANSFERASE from Salmonella typhimurium with its cofactor Acetyl-CoA

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.6	295	1.4 M Sodium Acetate trihydrate 5.6 pH plus 5 mM Acetyl Coenzyme A, cryoprotected with N-paratone oil, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.12	42.06

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.254	α = 90
b = 71.374	β = 90
c = 74.005	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	IMAGE PLATE	RIGAKU RAXIS IV++	Osmic mirrors	2008-04-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007	1.54178

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	1.86	50	98	0.085	21	6.4	28962	28378

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)
	1.86	1.93	96		0.471	5.3	6.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	molecule A of 2BL1	1.95	47.35	24632	1255	98.3	0.157	0.154	0.216	20.38

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]
-0.01			0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.9
r_dihedral_angle_3_deg	14.169
r_dihedral_angle_4_deg	11.808
r_dihedral_angle_1_deg	7.071
r_scangle_it	3.531
r_scbond_it	2.52
r_angle_refined_deg	1.577
r_mcangle_it	1.359
r_mcbond_it	0.861
r_nbtor_refined	0.301
r_symmetry_vdw_refined	0.221
r_symmetry_hbond_refined	0.209
r_nbd_refined	0.202
r_xyhbond_nbd_refined	0.156
r_chiral_restr	0.111
r_bond_refined_d	0.017
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
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	2733
Nucleic Acid Atoms
Solvent Atoms	387
Heterogen Atoms	126

Software

Software
Software Name	Purpose
REFMAC	refinement
CrystalClear	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing