Experiment: 3ZUF

Padron off (non-fluorescent) Btrans

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2Z1O	PDB ENTRY 2Z1O

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		500 MM MG(NO3)2, 50 MM HEPES (PH 7.5), 26% PEG 3350 AS CRYSTALLIZATION BUFFER. OPTIMIZED CRYSTALS WERE THEN OBTAINED BY MICRO-SEEDING IN THE SAME BUFFER, EXCEPT THAT A REDUCED AMOUNT OF PEG 3350 WAS USED (16%).

Crystal Properties
Matthews coefficient	Solvent content
2.48	50.49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 109.32	α = 90
b = 182	β = 90
c = 72.88	γ = 90

Symmetry
Space Group	P 21 21 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 225 mm CCD		2010-04-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-2		ESRF	ID23-2

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	2.2	50	98.4	0.08	13.42	3.51		74345		2	27.84

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	2.2	2.33	96.9		3.53	3.27

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 2Z1O	2.2	46.857	1.99	74345	1510	99.67	0.1879	0.1868	0.1879	0.2397	0.247	32.9

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]
10.6775			-9.035		-1.6426

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.393
f_angle_d	1.274
f_chiral_restr	0.078
f_bond_d	0.008
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10345
Nucleic Acid Atoms
Solvent Atoms	509
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing