Experiment: 3W12

Insulin receptor ectodomain construct comprising domains L1-CR in complex with high-affinity insulin analogue [D-PRO-B26]-DTI-NH2, alpha-CT peptide(704-719) and FAB 83-7

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3LOH	3LOH, 2WRW
experimental model	PDB	2WRW	3LOH, 2WRW

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8		0.9-1.1M TRI-SODIUM CITRATE, 0.1M IMIDAZOLE-HCL, 0.02% SODIUM AZIDE, PH 8.0

Crystal Properties
Matthews coefficient	Solvent content
6.074	79.749

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 169.488	α = 90
b = 169.488	β = 90
c = 169.488	γ = 90

Symmetry
Space Group	P 2 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M		2012-03-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I24	0.9686	Diamond	I24

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	4.301	169.488	99.7	0.188	7.8	8.8	11280	11280

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	4.3	4.53	100		2.697	1	8.8

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3LOH, 2WRW	4.301	29.08	11259	538	99.57	0.2913	0.2887	0.2658	0.3492	0.3432	RANDOM	238.7561

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.67
r_dihedral_angle_3_deg	19.274
r_dihedral_angle_4_deg	18.521
r_dihedral_angle_1_deg	6.995
r_angle_refined_deg	1.641
r_chiral_restr	0.104
r_bond_refined_d	0.01
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4454
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	117

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
MOLREP	phasing