4UQ2

Crystal structure of HLA-A1101 in complex with an azobenzene- containing peptide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.2 M AMMONIUM SULFATE, 15% W/V PEG4000, 0.1M TRI-SODIUM CITRATE PH5.6

Crystal Properties
Matthews coefficient	Solvent content
2.82	56.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.14	α = 106.74
b = 71.46	β = 96.74
c = 75.43	γ = 105.28

Symmetry
Space Group	P 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	IMAGE PLATE	RIGAKU R-AXIS IV++	MIRROR	2012-09-19	M	SINGLE WAVELENGTH

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

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	2.43	29.93	94.7	0.05	17.4	4		35112		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	2.43	2.56	90.7		0.17	6.8	4

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 2HN7	2.43	29.93	33278	1740	94.64	0.18976	0.18653	0.2513	RANDOM	30.344

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
r_dihedral_angle_2_deg	33.315
r_dihedral_angle_4_deg	18.647
r_dihedral_angle_3_deg	17.585
r_dihedral_angle_1_deg	6.939
r_angle_refined_deg	1.693
r_angle_other_deg	0.84
r_symmetry_vdw_refined	0.276
r_nbd_refined	0.237
r_nbd_other	0.23
r_symmetry_vdw_other	0.204
r_nbtor_refined	0.193
r_xyhbond_nbd_refined	0.168
r_nbtor_other	0.111
r_chiral_restr	0.098
r_symmetry_hbond_refined	0.071
r_xyhbond_nbd_other	0.044
r_bond_refined_d	0.014
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6288
Nucleic Acid Atoms
Solvent Atoms	249
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing