4GZF

Multi-drug resistant HIV-1 protease 769 variant with reduced LrF peptide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.2	298	0.1 M citric acid and 2.4 M ammonium sulfate at pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.294	α = 90
b = 62.294	β = 90
c = 84.049	γ = 120

Symmetry
Space Group	P 61

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		CCD	RAYONIX MX-300		2012-04-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D		APS	21-ID-D

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.053	42.02					11642

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.05	2.16	97.7

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	3SO9	2.05	42.02	11053	555	99.96	0.19924	0.19588	0.26319	RANDOM	20.649

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]
0.77	0.38		0.77		-1.15

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	43.421
r_dihedral_angle_4_deg	19.646
r_dihedral_angle_3_deg	17.215
r_dihedral_angle_1_deg	7.403
r_scangle_it	5.152
r_scbond_it	3.169
r_angle_refined_deg	2.038
r_mcangle_it	1.936
r_mcbond_it	1.133
r_chiral_restr	0.144
r_bond_refined_d	0.022
r_gen_planes_refined	0.011
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1573
Nucleic Acid Atoms
Solvent Atoms	146
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data collection
REFMAC	refinement