5MPO

Crystal structure of human molybdopterin synthase complex

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2Q5W	2Q5W:D, 4AP8:A
experimental model	PDB	4AP8	2Q5W:D, 4AP8:A

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		283	12% PEG3350 -- 0.1M potassium nitrate -- 0.05M potassium thiocyanate

Crystal Properties
Matthews coefficient	Solvent content
3.61	64.21

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 123.72	α = 90
b = 123.72	β = 90
c = 82.49	γ = 120

Symmetry
Space Group	P 65

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		2015-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.97626	Diamond	I03

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	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	2.43	61.86	99.9	0.062	0.028	15.8	6.8		27171

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.43	2.49	100		0.955	0.472	0.635	1.6	6.1

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2Q5W:D, 4AP8:A	2.43	61.86	25929	1217	99.91	0.20718	0.20487	0.2586	RANDOM	59.537

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]
-1.51	-0.76		-1.51		4.91

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.772
r_dihedral_angle_4_deg	19.978
r_dihedral_angle_3_deg	15.439
r_long_range_B_refined	9.699
r_long_range_B_other	9.697
r_scangle_other	7.923
r_dihedral_angle_1_deg	7.139
r_mcangle_it	6.931
r_mcangle_other	6.929
r_scbond_it	5.634
r_scbond_other	5.632
r_mcbond_other	5.109
r_mcbond_it	5.108
r_angle_refined_deg	1.765
r_angle_other_deg	1.002
r_chiral_restr	0.099
r_bond_refined_d	0.016
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3217
Nucleic Acid Atoms
Solvent Atoms	7
Heterogen Atoms

Software

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