Experiment: 1AWD

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8		1.3 M SODIUM CITRATE, 0.1 M GLYCINE AT PH 8.0

Crystal Properties
Matthews coefficient	Solvent content
2.9	58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 112.44	α = 90
b = 112.44	β = 90
c = 112.44	γ = 90

Symmetry
Space Group	I 4 3 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	103	IMAGE PLATE	MARRESEARCH	BENT CRYSTAL MONOCHROMATOR	1997-04-26	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X11		EMBL/DESY, HAMBURG	X11

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	1.4	26.5	99.9	0.047	25	14.5		24157

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)
	1.4	1.5	100		0.511	3.42	10.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	ANOMALOUS DISPERSION TO FIND THE TWO FE ATOMS USING 2.3 ANGSTROM CU ROTATING ANODE/MULTIWIRE DATA. THE REMAINING ATOMS WERE THEN FOUND BY ROTATING A FRAGMENT (FROM ENTRY 1FXL) ABOUT THE IRON ATOMS TO MINIMIZE THE CORRELATION COEFFICIENT BETWEEN F(OBS) AND F(CALC).	FREE R	1.4	10	24070	1202	99.9	0.1466	0.1464		0.15	0.1811	RANDOM

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]

Coordinate Error
Structure Solution Method	Refinement High Resolution	Refinement Low Resolution
3	647	796

RMS Deviations
Key	Refinement Restraint Deviation
s_approx_iso_adps	0.098
s_zero_chiral_vol	0.066
s_non_zero_chiral_vol	0.063
s_anti_bump_dis_restr	0.056
s_similar_adp_cmpnt	0.054
s_angle_d	0.03
s_from_restr_planes	0.029
s_bond_d	0.012
s_rigid_bond_adp_cmpnt	0.004
s_similar_dist

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	708
Nucleic Acid Atoms
Solvent Atoms	126
Heterogen Atoms	4

Software

Software
Software Name	Purpose
SHELXL-97	model building
SHELXL-97	refinement
DENZO	data reduction
SCALEPACK	data scaling
SHELXL-97	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.