3BU3

Crystal structure of the insulin receptor kinase in complex with IRS2 KRLB peptide

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	28% PEG8000 0.1 M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.52	51.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.759	α = 90
b = 84.932	β = 113.21
c = 50.708	γ = 90

Symmetry
Space Group	P 1 21 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			2006-04-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A		NSLS	X4A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.65	50	99.6	0.046	0.046	22.9	3.1	43554	41344	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.65	1.71	99.5		0.347	0.347	2.8	3	43554

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	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	1.65	46.63	2	2	43554	41344	2186	99.44	0.20281	0.20193	0.2195	RANDOM	23.89

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]
-1.03		0.09	-0.35		1.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.714
r_dihedral_angle_4_deg	15.603
r_dihedral_angle_3_deg	13.492
r_dihedral_angle_1_deg	5.432
r_scangle_it	3.133
r_scbond_it	2.051
r_angle_refined_deg	1.278
r_mcangle_it	1.237
r_mcbond_it	0.791
r_nbtor_refined	0.305

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.714
r_dihedral_angle_4_deg	15.603
r_dihedral_angle_3_deg	13.492
r_dihedral_angle_1_deg	5.432
r_scangle_it	3.133
r_scbond_it	2.051
r_angle_refined_deg	1.278
r_mcangle_it	1.237
r_mcbond_it	0.791
r_nbtor_refined	0.305
r_symmetry_vdw_refined	0.237
r_nbd_refined	0.195
r_symmetry_hbond_refined	0.152
r_xyhbond_nbd_refined	0.128
r_chiral_restr	0.086
r_bond_refined_d	0.009
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2452
Nucleic Acid Atoms
Solvent Atoms	267
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.