5ZVQ

Crystal structure of recombination mediator protein RecR

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	7.5	295	0.2 M Potassium chloride, 0.05 M HEPES pH 7.5, 35% v/v Pentaerythritol propoxylate (5/4 PO/OH)

Crystal Properties
Matthews coefficient	Solvent content
2.89	57.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.92	α = 90
b = 100.22	β = 90
c = 136.02	γ = 90

Symmetry
Space Group	I 2 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	CCD	MARMOSAIC 325 mm CCD		2016-01-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU ULTRAX 18	1.5417

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	80.68	96.8	14.6	10.3		8602

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.5	2.6

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	1VDD	2.5	80.68	8176	426	96.37	0.2384	0.2361	0.2828	RANDOM	76.335

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]
-4.04			-0.54		4.58

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.63
r_dihedral_angle_3_deg	16.487
r_dihedral_angle_4_deg	16.01
r_dihedral_angle_1_deg	5.754
r_mcangle_it	4.271
r_angle_other_deg	3.763
r_mcbond_it	2.616
r_mcbond_other	2.616
r_angle_refined_deg	1.114
r_chiral_restr	0.056
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_gen_planes_other	0.002
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1444
Nucleic Acid Atoms
Solvent Atoms	30
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing