3K52

Crystal Structure of Isopentenyl Phosphate Kinase from M. jannaschii in complex with IP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		298	crystals were grown in 1.6M ammonium sulfate, transferred to 1.6M ammonium sulfate, 2mM IP, vapor diffusion, hanging drop, temperature 298K, VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.85	56.91

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.86	α = 90
b = 100.8	β = 90
c = 87.32	γ = 90

Symmetry
Space Group	P 21 21 2

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		2008-08-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	1.0	ALS	8.2.2

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	2.7	50	99.1	0.074	16.53	5.88	19488	19309		-3	54.186

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)
	2.7	2.8	91.8		0.526	2.9	5.81	3076

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	2.7	40.65	19309	983	99.21	0.227	0.224	0.286	RANDOM	48.71

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]
0.75			1.72		-2.47

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.131
r_dihedral_angle_3_deg	13.341
r_dihedral_angle_4_deg	9.517
r_dihedral_angle_1_deg	4.25
r_scangle_it	0.964
r_angle_refined_deg	0.71
r_mcangle_it	0.671
r_scbond_it	0.553
r_mcbond_it	0.366
r_chiral_restr	0.046
r_bond_refined_d	0.003
r_gen_planes_refined	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4079
Nucleic Acid Atoms
Solvent Atoms	61
Heterogen Atoms	40

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
BOS	data collection
XDS	data reduction
MOLREP	phasing