5UQS

Crystal structure of Citrate synthase from Sus scrofa

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		298	0.2 NaTartrate pH 7.85, 20% PEG3350

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.575	α = 99.6
b = 59.884	β = 98.47
c = 74.761	γ = 117.53

Symmetry
Space Group	P 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 225 mm CCD		2013-11-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-BM	1	APS	22-BM

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim I (All)	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	1.6	50.01	96.6	0.061	0.061	0.068	0.046	19.95	2.2		104042		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.6	1.63	94.9		0.344	0.344	0.53	0.359	0.733	2.17	2.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	3ENJ	1.6	34	104042	5481	96.6	0.15384	0.15253	0.17844	RANDOM	21.29

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]
0.49	0.04	-0.05	-0.1	0.12	-0.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.577
r_dihedral_angle_4_deg	18.421
r_dihedral_angle_3_deg	12.703
r_dihedral_angle_1_deg	5.432
r_long_range_B_refined	4.619
r_long_range_B_other	4.257
r_angle_other_deg	3.604
r_scangle_other	2.197
r_mcangle_it	1.631
r_mcangle_other	1.631
r_angle_refined_deg	1.584
r_scbond_it	1.347
r_scbond_other	1.347
r_mcbond_it	0.959
r_mcbond_other	0.959
r_chiral_restr	0.104
r_bond_refined_d	0.013
r_gen_planes_other	0.011
r_gen_planes_refined	0.008
r_bond_other_d
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6849
Nucleic Acid Atoms
Solvent Atoms	1058
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
HKL-3000	phasing
MOLREP	phasing