2IG7

Crystal structure of Human Choline Kinase B

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	291	18% PEG3350, 0.2M ammonium dihydrogen phosphate, 0.1M HEPES, pH 7.0, vapor diffusion, sitting drop, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.9	57.9
2.9	57.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.657	α = 90
b = 109.208	β = 90
c = 157.952	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	MARMOSAIC 300 mm CCD		2006-07-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	0.97625	APS	22-ID

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	1.6	50	77.3	0.065	13.4	6.4		93258

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)
	1.6	1.66		7.2	0.544		1.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	1.8	30	83039	2110	97.353	0.193	0.1924	0.2267	thin shells	23.93

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]
1.114			-0.183		-0.931

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.4
r_dihedral_angle_4_deg	14.777
r_dihedral_angle_3_deg	13.338
r_dihedral_angle_1_deg	5.568
r_scangle_it	4.096
r_mcangle_it	3.79
r_scbond_it	3.054
r_mcbond_it	3.041
r_angle_refined_deg	1.459
r_angle_other_deg	0.955
r_mcbond_other	0.808
r_nbd_refined	0.217
r_symmetry_vdw_other	0.202
r_nbd_other	0.199
r_metal_ion_refined	0.192
r_nbtor_refined	0.185
r_xyhbond_nbd_refined	0.142
r_symmetry_vdw_refined	0.127
r_chiral_restr	0.094
r_nbtor_other	0.086
r_symmetry_hbond_refined	0.054
r_bond_refined_d	0.018
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5619
Nucleic Acid Atoms
Solvent Atoms	252
Heterogen Atoms	24

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ARP/wARP	model building
MolProbity	model building
Coot	model building