4Y4M

Thiazole synthase Thi4 from Methanocaldococcus jannaschii

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	9.5	295	1.05 M Potassium/sodium tartrate, 0.1 M CHES/ Sodium hydroxide pH 9.5, 0.2 M Lithium sulfate

Crystal Properties
Matthews coefficient	Solvent content
2.76	60.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 180.76	α = 90
b = 180.76	β = 90
c = 73.328	γ = 120

Symmetry
Space Group	P 32

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 315		2012-02-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 24-ID-C	0.9791	APS	24-ID-C

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.7	40	99.3	0.072	0.072	13.3	3.5		72800

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	1RP0	2.71	40	68627	3646	99.01	0.17841	0.17708	0.20311	RANDOM	54.853

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]
0.81	0.4		0.81		-2.62

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.608
r_dihedral_angle_4_deg	20.202
r_dihedral_angle_3_deg	16.322
r_long_range_B_refined	9.971
r_long_range_B_other	9.971
r_scangle_other	6.613
r_dihedral_angle_1_deg	6.054
r_mcangle_it	4.525
r_mcangle_other	4.525
r_scbond_it	4.143
r_scbond_other	4.143
r_angle_other_deg	3.659
r_mcbond_it	2.963
r_mcbond_other	2.962
r_angle_refined_deg	1.361
r_chiral_restr	0.076
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_gen_planes_other	0.004
r_bond_other_d
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	15270
Nucleic Acid Atoms
Solvent Atoms	21
Heterogen Atoms	353

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing