Experiment: 5VCQ

A Hyrdrogen Producing Hybrid Streptavidin-Diiron Catalyst

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	298	100mM TRIS pH 8.5, 200mM MgCl2, 20-30% PEG4000

Crystal Properties
Matthews coefficient	Solvent content
1.48	17.03

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.849	α = 90
b = 56.849	β = 90
c = 239.611	γ = 120

Symmetry
Space Group	P 65

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	ADSC QUANTUM 315r		2013-09-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	1.0	ALS	8.2.2

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	2.05	50	99.6	0.126	22.875	5.8		54193

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	FREE R-VALUE	2.051	49.233	1.37	27231	2002	99.83	0.1689	0.1648	0.1659	0.2184	0.2185

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.63
f_angle_d	1.307
f_chiral_restr	0.043
f_bond_d	0.007
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3606
Nucleic Acid Atoms
Solvent Atoms	478
Heterogen Atoms	80

Software

Software
Software Name	Purpose
PHENIX	phasing
HKL-2000	data reduction
HKL-2000	data scaling
Coot	model building
PHENIX	refinement