3EKW

Crystal structure of the inhibitor Atazanavir (ATV) in complex with a multi-drug resistance HIV-1 protease variant (L10I/G48V/I54V/V64I/V82A) Refer: FLAP+ in citation.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.2	298	pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.12	42.09

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.245	α = 90
b = 58.483	β = 90
c = 61.326	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	133	IMAGE PLATE	RIGAKU RAXIS IV		2004-11-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.5418

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	1.6	42.33	96.6	0.033	17.1		24185	24185

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	1.6	42.33	24139	1236	96.56	0.189	0.187	0.223	RANDOM	23.955

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]
-0.38			-0.44		0.82

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.825
r_dihedral_angle_4_deg	16.044
r_dihedral_angle_3_deg	12.496
r_dihedral_angle_1_deg	6.106
r_scangle_it	2.329
r_scbond_it	1.609
r_angle_refined_deg	1.392
r_mcangle_it	0.891
r_mcbond_it	0.786
r_angle_other_deg	0.782
r_symmetry_hbond_refined	0.25
r_nbd_refined	0.184
r_mcbond_other	0.171
r_nbd_other	0.17
r_nbtor_refined	0.169
r_xyhbond_nbd_refined	0.16
r_symmetry_vdw_refined	0.139
r_symmetry_vdw_other	0.134
r_symmetry_hbond_other	0.112
r_chiral_restr	0.083
r_nbtor_other	0.083
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1484
Nucleic Acid Atoms
Solvent Atoms	142
Heterogen Atoms	66

Software

Software
Software Name	Purpose
AMoRE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
DENZO	data reduction
SCALEPACK	data scaling