1OZF

The crystal structure of Klebsiella pneumoniae acetolactate synthase with enzyme-bound cofactors

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.6	290	PEG 8000, ethylene glycol, sodium HEPES, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K, pH 7.60

Crystal Properties
Matthews coefficient	Solvent content
2.47	50.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 116.822	α = 90
b = 160.573	β = 90
c = 129.374	γ = 90

Symmetry
Space Group	C 2 2 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 4	MIRRORS	2002-02-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-BM-D		APS	14-BM-D

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	2.3	100	87.5	0.055	21.5	4.1		48069

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	2.3	2.38	43.7		0.113	5.6	2

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 1JSC	2.3	100	48025	48025	4848	88.5	0.165	0.165	0.214	RANDOM	25.88

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]
-2.921			5.601		-2.681

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.41
c_improper_angle_d	0.77
c_bond_d	0.005
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8204
Nucleic Acid Atoms
Solvent Atoms	527
Heterogen Atoms	127

Software

Software
Software Name	Purpose
ADSC	data collection
SCALEPACK	data scaling
AMoRE	phasing
CNS	refinement