8V79 | pdb_00008v79

Crystal structure of the core catalytic domain of human inositol phosphate multikinase in complex with compound 15

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5W2I

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	298	35% (w/v) PEG 400, 0.1 M Li2SO4, 100 mM MES Imidanzol buffer , pH 6.0, 50 mM beta-mercaptoethanol at 298K. To obtain complex structure, the apo crystal was further soaked under 35% (w/v) PEG 400, 0.1 M Li2SO4, 100 mM HEPES, pH 7.5 at 298K in the presence of 2 mM compound 15 for 3 days

Crystal Properties
Matthews coefficient	Solvent content
2.34	47.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.769	α = 90
b = 77.769	β = 90
c = 84.996	γ = 90

Symmetry
Space Group	P 42 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	RAYONIX MX300-HS		2022-09-16	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	97.3	0.091	0.094	0.021	0.999	25.9	14.8		19162

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.95	1.98	90.9		0.773	0.816	0.251	0.818	2.22	8.8

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	1.95	46.21	17732	976	95.14	0.17848	0.1752	0.1779	0.24058	0.2437	RANDOM	31.537

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]
2.46			2.46		-4.91

RMS Deviations
Key	Refinement Restraint Deviation
r_rigid_bond_restr	33.086
r_dihedral_angle_3_deg	13.812
r_mcangle_it	12.036
r_mcangle_other	12.033
r_long_range_B_refined	10.897
r_long_range_B_other	10.896
r_mcbond_it	9.288
r_mcbond_other	9.288
r_dihedral_angle_2_deg	9.126
r_dihedral_angle_1_deg	6.87
r_scangle_other	4.802
r_scbond_it	3.637
r_scbond_other	3.636
r_angle_refined_deg	1.083
r_angle_other_deg	0.614
r_chiral_restr	0.048
r_bond_other_d	0.017
r_bond_refined_d	0.005
r_gen_planes_refined	0.004
r_gen_planes_other	0.003
r_dihedral_angle_4_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1935
Nucleic Acid Atoms
Solvent Atoms	128
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling