5WTQ

Crystal structure of human proteasome-assembling chaperone PAC4

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293	1.0 M lithium sulfate, 0.1 M Tris-HCl (pH 8.5), and 10 mM nickel chloride

Crystal Properties
Matthews coefficient	Solvent content
2.62	53.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.548	α = 90
b = 152.779	β = 90
c = 212.911	γ = 90

Symmetry
Space Group	F 2 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	CCD	MARMOSAIC 300 mm CCD		2016-07-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL44XU	0.90000	SPring-8	BL44XU

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	1.9	50	99.8	0.087	42	7.4		46618		-3

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	1.9	1.93	100		0.8	3.3	7.5

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	SAD	THROUGHOUT	1.9	20	44143	2329	99.57	0.207	0.204	0.254	RANDOM	45.659

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]
-3.53			3.55		-0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.205
r_dihedral_angle_3_deg	16.605
r_dihedral_angle_4_deg	15.126
r_long_range_B_other	11.1
r_long_range_B_refined	11.087
r_scangle_other	8.582
r_dihedral_angle_1_deg	6.862
r_mcangle_other	6.763
r_mcangle_it	6.759
r_scbond_it	5.77
r_scbond_other	5.77
r_mcbond_it	4.965
r_mcbond_other	4.957
r_angle_refined_deg	1.868
r_angle_other_deg	1.039
r_chiral_restr	0.116
r_bond_refined_d	0.018
r_gen_planes_refined	0.009
r_bond_other_d	0.003
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	3468
Nucleic Acid Atoms
Solvent Atoms	287
Heterogen Atoms	8

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHENIX	phasing