6I6C

SEPIAPTERIN REDUCTASE IN COMPLEX WITH COMPOUND 2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		293.15	20.00 %w/v PEG 3350, 0.10 M BIS-TRIS PROPAN PH=6.50, 0.10 M NABR

Crystal Properties
Matthews coefficient	Solvent content
2.16	43.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 113.913	α = 90
b = 77.321	β = 90
c = 59.214	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 PILATUS3 6M		2017-04-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	1.00000	SLS	X06SA

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	1.72	63.98	90	0.043	17.95	3.5		50658

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	1.72	1.97	92.7		0.394		3.5

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	1.72	63.98	48018	2640	89.98	0.15213	0.14918	0.20597	RANDOM	27.171

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]
-0.15			-0.08		0.23

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.927
r_dihedral_angle_4_deg	20.833
r_sphericity_free	19.918
r_dihedral_angle_3_deg	11.093
r_sphericity_bonded	7.464
r_dihedral_angle_1_deg	5.83
r_scangle_other	4.619
r_long_range_B_refined	4.419
r_long_range_B_other	4.401
r_scbond_it	4.361
r_scbond_other	4.358
r_mcangle_other	3.257
r_mcangle_it	3.255
r_mcbond_it	3.124
r_mcbond_other	3.118
r_rigid_bond_restr	2.869
r_angle_other_deg	1.699
r_angle_refined_deg	1.681
r_chiral_restr	0.085
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_gen_planes_other	0.003
r_bond_other_d	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3947
Nucleic Acid Atoms
Solvent Atoms	235
Heterogen Atoms	168

Software

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