Experiment: 4POB

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2L4Q

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.9	289	SSGCID-MyabA.01255.a at 15.42 mg/mL against MCSG screen condition B4, 0.2 M sodium thiocyanate pH 6.9, 25% PEG 3350 supplemented with 20% ethylene glycol as cryo-protectant, crystal tracking ID 252343d4, unique puck ID ekd3-10, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
1.89	34.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.5	α = 90
b = 47.49	β = 90
c = 108.75	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	CCD	MARMOSAIC 300 mm CCD		2014-02-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.97856	APS	21-ID-G

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.7	50	98.5	0.051	20.22	4.8		21770		-3	25.696

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.74	99.9		0.523	3.03

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	2L4Q	1.7	30.87	20893	999	94.52	0.1669	0.1654	0.1977	RANDOM	21.873

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]
0.1			0.01		-0.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.282
r_dihedral_angle_4_deg	15.98
r_dihedral_angle_3_deg	11.974
r_dihedral_angle_1_deg	5.706
r_mcangle_it	1.548
r_angle_refined_deg	1.517
r_mcbond_it	0.981
r_mcbond_other	0.981
r_angle_other_deg	0.835
r_chiral_restr	0.093

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.282
r_dihedral_angle_4_deg	15.98
r_dihedral_angle_3_deg	11.974
r_dihedral_angle_1_deg	5.706
r_mcangle_it	1.548
r_angle_refined_deg	1.517
r_mcbond_it	0.981
r_mcbond_other	0.981
r_angle_other_deg	0.835
r_chiral_restr	0.093
r_bond_refined_d	0.011
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1574
Nucleic Acid Atoms
Solvent Atoms	181
Heterogen Atoms	5

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
BALBES	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.