1DI6

1.45 A CRYSTAL STRUCTURE OF THE MOLYBDENUMM COFACTOR BIOSYNTHESIS PROTEIN MOGA FROM ESCHERICHIA COLI

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	9	295	2.0 - 2.1 M AMMONIUM SULFATE, 0.1 M BICINE pH 9.0, VAPOR DIFFUSION, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
1.9	35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.3	α = 90
b = 65.3	β = 90
c = 65.3	γ = 120

Symmetry
Space Group	P 63

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	IMAGE PLATE	MARRESEARCH		1998-10-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X26C		NSLS	X26C

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	1.45	50	99.8	0.065	19.4	7.35	28109	28109			19.5

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	1.45	1.5	100		0.477	3.3	7.22

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	1.45	20	26654	26654	1409	99.8	0.187	0.213	RANDOM	24

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
p_transverse_tor	17.4
p_staggered_tor	13.3
p_scangle_it	5.638
p_scbond_it	4.161
p_planar_tor	4.1
p_mcangle_it	3.767
p_mcbond_it	2.755
p_multtor_nbd	0.256
p_singtor_nbd	0.17
p_xyhbond_nbd	0.154

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	17.4
p_staggered_tor	13.3
p_scangle_it	5.638
p_scbond_it	4.161
p_planar_tor	4.1
p_mcangle_it	3.767
p_mcbond_it	2.755
p_multtor_nbd	0.256
p_singtor_nbd	0.17
p_xyhbond_nbd	0.154
p_chiral_restr	0.105
p_planar_d	0.04
p_angle_d	0.028
p_plane_restr	0.021
p_bond_d	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1377
Nucleic Acid Atoms
Solvent Atoms	128
Heterogen Atoms	15

Software

Software
Software Name	Purpose
SHARP	phasing
REFMAC	refinement
X-PLOR	refinement
DENZO	data reduction
SCALEPACK	data scaling

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 R01GM133198.