8U5I

Crystal Structure of human IDO1 bound to Compound 23

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		internal model

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	293	20% (w/v) PEG 6K, 0.10M TRIS/HCl pH=8.0

Crystal Properties
Matthews coefficient	Solvent content
2.87	57.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.862	α = 90
b = 89.888	β = 90
c = 133.52	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	100	PIXEL	DECTRIS PILATUS 6M		2017-04-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	1.000	SLS	X10SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim 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	2.17	45.31	97.7	0.071	0.078	0.9990000000000001	17.71	5.6		53451

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.17	2.42			0.44299999999999995	0.48700000000000004	0.9329999999999999

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.17	45.31	51992	1459	97.67	0.17795	0.17679	0.21923	RANDOM	38.619

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]
-2.04			0.54		1.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.034
r_dihedral_angle_4_deg	15.098
r_dihedral_angle_3_deg	12.463
r_dihedral_angle_1_deg	5.465
r_scangle_it	4.164
r_scbond_it	3.128
r_mcangle_it	1.984
r_mcbond_it	1.621
r_angle_refined_deg	1.212
r_angle_other_deg	0.973
r_mcbond_other	0.355
r_symmetry_vdw_refined	0.192
r_nbd_refined	0.187
r_nbtor_refined	0.162
r_nbd_other	0.141
r_symmetry_vdw_other	0.137
r_xyhbond_nbd_refined	0.112
r_symmetry_hbond_refined	0.102
r_nbtor_other	0.076
r_chiral_restr	0.071
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_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	5953
Nucleic Acid Atoms
Solvent Atoms	478
Heterogen Atoms	142

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing