1M1O

Crystal structure of biosynthetic thiolase, C89A mutant, complexed with acetoacetyl-CoA

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5	295	lithium sulphate, ammonium sulphate, pH 5.0, VAPOR DIFFUSION, SITTING DROP at 295K

Crystal Properties
Matthews coefficient	Solvent content
3.05	59.66

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.219	α = 90
b = 79.219	β = 92.48
c = 148.288	γ = 90

Symmetry
Space Group	P 1 21 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	MARRESEARCH		2001-09-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I711	0.980	MAX II	I711

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.95	50	99.6	0.118	7	3.2	141630	141630		-3	26

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.95	2.05	99.1		0.364	2.9	3.1	19515

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1DLU	1.95	20	141522	135151	6371	99.65	0.213	0.21307	0.21088	0.25844	COPIED FROM PDB ENTRY 1DLU, THE MISSING RESOLUTION RANGE COMPLETED RANDOMLY	14.832

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]
-0.4		-0.96	-1.8		2.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.939
r_scangle_it	3.483
r_mcangle_it	3.018
r_scbond_it	2.572
r_mcbond_it	2.408
r_angle_refined_deg	1.617
r_angle_other_deg	0.913
r_symmetry_vdw_other	0.259
r_symmetry_vdw_refined	0.256
r_nbd_other	0.242
r_xyhbond_nbd_refined	0.235
r_nbd_refined	0.217
r_symmetry_hbond_refined	0.178
r_chiral_restr	0.097
r_nbtor_other	0.087
r_bond_refined_d	0.018
r_gen_planes_refined	0.007
r_gen_planes_other	0.007
r_bond_other_d	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11276
Nucleic Acid Atoms
Solvent Atoms	1002
Heterogen Atoms	128

Software

Software
Software Name	Purpose
XDS	data scaling
XDS	data reduction
REFMAC	refinement