3MRM

Crystal Structure of MHC class I HLA-A2 molecule complexed with HCV NS3-1406-1415 decapeptide

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	18% PEG 6000, 0.1M NaCitrate, 0.02M NaCl, 5mg/ml protein conc., pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.4	48.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.223	α = 90
b = 80.985	β = 112.24
c = 56.341	γ = 90

Symmetry
Space Group	P 1 21 1

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	MAR CCD 165 mm		2005-10-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM30A	0.979743	ESRF	BM30A

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	25	93.8	0.102	11.16	4.11		32805		-3	24.501

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	1.97	85.1		0.33	2.9

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	PDB ENTRY 3GSO	1.9	15	30910	3117	88.92	0.192	0.19	0.25	RANDOM	20.087

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]
-0.13		-0.94	-0.78		0.2

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.849
r_dihedral_angle_4_deg	17.889
r_dihedral_angle_3_deg	14.702
r_dihedral_angle_1_deg	5.863
r_scangle_it	2.006
r_mcangle_it	1.441
r_scbond_it	1.384
r_angle_refined_deg	1.143
r_mcbond_it	0.845
r_chiral_restr	0.082

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.849
r_dihedral_angle_4_deg	17.889
r_dihedral_angle_3_deg	14.702
r_dihedral_angle_1_deg	5.863
r_scangle_it	2.006
r_mcangle_it	1.441
r_scbond_it	1.384
r_angle_refined_deg	1.143
r_mcbond_it	0.845
r_chiral_restr	0.082
r_bond_refined_d	0.009
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3155
Nucleic Acid Atoms
Solvent Atoms	273
Heterogen Atoms

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
AMoRE	phasing

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.