Experiment: 1M75

Crystal Structure of the N208S Mutant of L-3-Hydroxyacyl-COA Dehydrogenase in Complex with NAD and Acetoacetyl-COA

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1F0Y

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	291	50 MM N-[2-ACETAMIDO]-2-IMINODIACETIC ACID WITHIN THE PRECIPITANT RANGE OF 14% TO 19% POLYETHYLENE GLYCOL 4000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.151	α = 90
b = 87.597	β = 90
c = 158.545	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		2001-06-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

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	2.3	30.46	98.1	0.077	14.3	4.81	31926	31311			20.3

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)
	2.3	2.38	99		0.202	7.4	4.79	3114

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1F0Y	2.3	30.46	31276	1552	98	0.228	0.228	0.2344	0.279	RANDOM	27.6

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]

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	20.9
c_scangle_it	2.56
c_improper_angle_d	2.2
c_mcangle_it	1.83
c_scbond_it	1.65
c_angle_deg	1.6
c_mcbond_it	1.09
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4482
Nucleic Acid Atoms
Solvent Atoms	223
Heterogen Atoms	196

Software

Software
Software Name	Purpose
CRYSTAL	data collection
CRYSTAL	data reduction
CNS	refinement
CrystalClear	data reduction
CrystalClear	data scaling
CNS	phasing