5YT0

Crystal structure of the complex of archaeal ribosomal stalk protein aP1 and archaeal translation initiation factor aIF5B

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		293	0.1M citric acid, pH 6.5, 35%(w/v) PEG600

Crystal Properties
Matthews coefficient	Solvent content
2.57	52.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.72	α = 90
b = 79.016	β = 90
c = 101.51	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	95	CCD	ADSC QUANTUM 315r		2013-10-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-5A	1.0	Photon Factory	BL-5A

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	1.9	42.7	98.3	26.7	7		35221

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	1.89	42.7	33408	1758	98.33	0.17323	0.17087	0.21711	RANDOM	40.277

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	34.456
r_dihedral_angle_4_deg	23.789
r_dihedral_angle_3_deg	15.768
r_long_range_B_other	11.695
r_long_range_B_refined	11.662
r_scangle_other	10.293
r_scbond_it	7.103
r_scbond_other	7.101
r_dihedral_angle_1_deg	6.926
r_mcangle_other	5.1
r_mcangle_it	5.091
r_mcbond_it	4.383
r_mcbond_other	4.364
r_angle_refined_deg	2.61
r_angle_other_deg	1.276
r_chiral_restr	0.186
r_bond_refined_d	0.03
r_gen_planes_refined	0.015
r_bond_other_d	0.002
r_gen_planes_other	0.002
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	2660
Nucleic Acid Atoms
Solvent Atoms	151
Heterogen Atoms	28

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
MOLREP	phasing