4NQC

Crystal structure of TCR-MR1 ternary complex and covalently bound 5-(2-oxopropylideneamino)-6-D-ribitylaminouracil

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.3	293	12% (w/v) PEG3350, 0.2 M sodium citrate, 0.1 M bis-tris propane, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.9	57.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 218.76	α = 90
b = 71.11	β = 104.87
c = 144.28	γ = 90

Symmetry
Space Group	C 1 2 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	ADSC QUANTUM 315r			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	AUSTRALIAN SYNCHROTRON BEAMLINE MX2		Australian Synchrotron	MX2

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	2.5	33.42	100				74555		7.8	40.5

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	2.5	33.42	74553	3757	100	0.168	0.165	0.216	RANDOM	29.73

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]
3.1817		0.0896	-8.2393		5.0575

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	17.99
t_omega_torsion	3.43
t_angle_deg	1.16
t_bond_d	0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	12382
Nucleic Acid Atoms
Solvent Atoms	1040
Heterogen Atoms	45

Software

Software
Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
BUSTER	refinement
MOSFLM	data reduction
Aimless	data scaling