2WXR

The crystal structure of the murine class IA PI 3-kinase p110delta.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2RD0	PDB ENTRY 2RD0

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.8		20% (V/V) GLYCEROL, 10% (W/V) PEG 4K, 30 MM NANO3, 30 MM NA2HPO4, 30 MM (NH4)2SO4, 100 MM IMIDAZOLE PH 6.8

Crystal Properties
Matthews coefficient	Solvent content
2.46	49.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 143.31	α = 90
b = 64.5	β = 103.94
c = 117.13	γ = 90

Symmetry
Space Group	C 1 2 1

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 CCD		2008-10-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1		ESRF	ID23-1

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	2.5	66.96	95.6	0.09	11.85	3.35		34679		-3.7	59.305

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	2.5	2.52	90.9		0.47	1.88	3.39

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2RD0	2.5	66.96	33602	1077	95.65	0.22291	0.22113	0.2787	RANDOM	27.126

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]
-0.77		0.31	0.56		0.36

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.69
r_dihedral_angle_4_deg	22.018
r_dihedral_angle_3_deg	19.366
r_dihedral_angle_1_deg	6.423
r_scangle_it	3.12
r_scbond_it	1.936
r_angle_refined_deg	1.558
r_mcangle_it	1.205
r_mcbond_it	0.627
r_nbtor_refined	0.314
r_symmetry_hbond_refined	0.24
r_nbd_refined	0.239
r_symmetry_vdw_refined	0.227
r_xyhbond_nbd_refined	0.173
r_chiral_restr	0.103
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6633
Nucleic Acid Atoms
Solvent Atoms	69
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
iMOSFLM	data reduction
SCALA	data scaling
PHASER	phasing