1IGR

Type 1 Insulin-like growth factor receptor (DOMAINS 1-3)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		PROTEIN WAS CRYSTALLIZED FROM 2.0 M AMMONIUM SULFATE, 100 MM HEPES, PH 7.5

Crystal Properties
Matthews coefficient	Solvent content
4.27	66

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.39	α = 90
b = 99.72	β = 90
c = 120.29	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	103	IMAGE PLATE	RIGAKU RAXIS IV	MIRRORS	1996-11-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	MACSCIENCE M18X

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	2.6	15	99.6	0.064	18.7	4.1		26963

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	2.6	2.69	97.4		0.519	3.3	3.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIRAS	THROUGHOUT	2.6	7	2	26963	2693	97	0.237	0.304	RANDOM	52.3

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]
8.122			-13.1		0.976

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	28.1
p_staggered_tor	24.1
p_scangle_it	9.046
p_scbond_it	7.903
p_planar_tor	6
p_mcangle_it	5.407
p_mcbond_it	3.721
p_multtor_nbd	0.296
p_xyhbond_nbd	0.226
p_singtor_nbd	0.219
p_chiral_restr	0.149
p_planar_d	0.051
p_angle_d	0.048
p_plane_restr	0.0384
p_bond_d	0.017
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3686
Nucleic Acid Atoms
Solvent Atoms	48
Heterogen Atoms	166

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PROTEIN	model building
MLPHARE	phasing
DM	model building
REFMAC	refinement
PROTEIN	phasing
DM	phasing