6MUA

Crystal structure of Csm1-Csm4 subcomplex in the type III-A CRISPR-Csm interference complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	0.1 M phosphate-citrate pH 4.2, 5% PEG3000, 25% 1,2-propanediol, and 10% glycerol

Crystal Properties
Matthews coefficient	Solvent content
3.06	59.81

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 156.433	α = 90
b = 156.433	β = 90
c = 187.275	γ = 120

Symmetry
Space Group	P 65 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M		2018-06-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 24-ID-C	1.205100	APS	24-ID-C

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rpim I (All)	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	2.9	50	100	0.034	21.5	16.2		30293

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.9	3			0.376

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	6MUR	2.91	49.44	28746	1499	99.86	0.2314	0.22897	0.27772	RANDOM	91.563

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]
-1.97	-0.98		-1.97		6.38

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	24.545
r_dihedral_angle_4_deg	19.024
r_dihedral_angle_3_deg	18.319
r_long_range_B_refined	11.236
r_long_range_B_other	11.235
r_scangle_other	7.356
r_mcangle_it	7.314
r_mcangle_other	7.313
r_dihedral_angle_1_deg	6.945
r_mcbond_it	4.558
r_mcbond_other	4.558
r_scbond_it	4.408
r_scbond_other	4.407
r_angle_refined_deg	1.062
r_angle_other_deg	0.383
r_chiral_restr	0.047
r_bond_refined_d	0.005
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001
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	7631
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

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