8DCH

Crystal Structure of a highly resistant HIV-1 protease Clinical isolate PR10x with GRL-0519 (tris-tetrahydrofuran as P2 ligand)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.2	298	Hanging-drop vapor diffusion using equal volumes of protein stock (3.9 mg/mL) and well reservoir solution. Cryoprotected in 30% glycerol. Complex on ice at 1:8 ratio of PR to PI, crystallized in 1 M NaCl and 0.1 M sodium acetate pH 5.2

Crystal Properties
Matthews coefficient	Solvent content
2.5	57.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.659	α = 90
b = 56.659	β = 90
c = 78.155	γ = 90

Symmetry
Space Group	P 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	RAYONIX MX300HE		2017-10-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	1.0	APS	22-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	1.25	50	99.4	0.08	0.086	0.033	20.7	6.8		67583

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.25	1.29	97		0.389	0.078	0.03	0.991	3.1	3.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	3NU3	1.25	50	67583	67540	3385	99.4	0.1479	0.1479	0.1457	0.1864	RANDOM	20.3406

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]

RMS Deviations
Key	Refinement Restraint Deviation
s_approx_iso_adps	0.092
s_non_zero_chiral_vol	0.086
s_zero_chiral_vol	0.08
s_similar_adp_cmpnt	0.052
s_angle_d	0.035
s_from_restr_planes	0.034
s_anti_bump_dis_restr	0.02
s_bond_d	0.013
s_rigid_bond_adp_cmpnt	0.005
s_similar_dist

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1522
Nucleic Acid Atoms
Solvent Atoms	213
Heterogen Atoms	92

Software

Software
Software Name	Purpose
HKL-2000	data scaling
MOLREP	phasing
SHELX	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.