8TGC

Structure of Red beta C-terminal domain in complex with SSB C-terminal peptide, Form 4

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	298	2.4 M ammonium phosphate dibasic, 0.1M Tris pH 8.5

Crystal Properties
Matthews coefficient	Solvent content
2.12	41.97

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.596	α = 90
b = 67.895	β = 90
c = 71.27	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	100	PIXEL	DECTRIS PILATUS3 S 6M	KB mirrors, fixed focus	2020-12-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.979310	APS	31-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.484	35.66	63.3	0.074	0.082	0.033	0.999	13.4	5.6		19557

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.484	1.643	12.2		0.699	0.853	0.475	0.554	1.4	3.1

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1.484	35.66	19557	953	63.289	0.206	0.2029	0.2589	21.724

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]
0.117			-0.065		-0.053

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	14.694
r_dihedral_angle_6_deg	13.931
r_lrange_it	7.801
r_lrange_other	7.637
r_dihedral_angle_1_deg	6.64
r_scangle_it	5.849
r_scangle_other	5.846
r_scbond_it	3.621
r_scbond_other	3.619
r_mcangle_it	3.439
r_mcangle_other	3.439
r_dihedral_angle_2_deg	3.387
r_mcbond_it	2.233
r_mcbond_other	2.228
r_angle_refined_deg	1.437
r_angle_other_deg	0.492
r_symmetry_nbd_refined	0.287
r_nbd_refined	0.223
r_xyhbond_nbd_refined	0.196
r_symmetry_nbd_other	0.177
r_nbtor_refined	0.175
r_symmetry_xyhbond_nbd_refined	0.167
r_nbd_other	0.157
r_symmetry_nbtor_other	0.075
r_chiral_restr	0.064
r_bond_refined_d	0.007
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1258
Nucleic Acid Atoms
Solvent Atoms	208
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
autoPROC	data reduction
Aimless	data scaling
MOLREP	phasing