3TJM

Crystal Structure of the Human Fatty Acid Synthase Thioesterase Domain with an Activate Site-Specific Polyunsaturated Fatty Acyl Adduct

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5.5	298	18-23% PEG 3350, 0.1M Bis-Tris buffer, pH 5.5, VAPOR DIFFUSION, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
1.95	37.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.915	α = 90
b = 62.097	β = 90
c = 76.511	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 QUANTUM 315		2005-07-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97948	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.48	23.56	98.3341			39110	38459	1	1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	PDB ENTRY 1XKT	1.48	23.56	39110	38459	2033	98.33	0.19159	0.18981	0.22417	RANDOM	23.067

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]
0.23			-0.1		-0.14

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.377
r_dihedral_angle_3_deg	14.548
r_dihedral_angle_4_deg	13.788
r_dihedral_angle_1_deg	4.974
r_sphericity_free	4.808
r_scbond_it	3.921
r_rigid_bond_restr	3.886
r_scangle_it	3.873
r_sphericity_bonded	3.677
r_mcangle_it	1.89
r_angle_refined_deg	1.358
r_mcbond_it	1.254
r_symmetry_vdw_refined	0.321
r_nbtor_refined	0.31
r_nbd_refined	0.235
r_xyhbond_nbd_refined	0.14
r_symmetry_hbond_refined	0.134
r_chiral_restr	0.097
r_bond_refined_d	0.011
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2123
Nucleic Acid Atoms
Solvent Atoms	251
Heterogen Atoms	22

Software

Software
Software Name	Purpose
REFMAC	refinement
CNS	refinement
HKL-2000	data collection
HKL-2000	data reduction
SCALEPACK	data scaling
CNS	phasing