Experiment: 3H9Q

Crystal structure of E. coli MccB + SeMet MccA

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3H9J	PDB entry 3H9J

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	291.2	24-26% Pentaerythritol ethoxylate (15/4 EO/OH, Hampton Research), 50 mM Bis-Tris pH 6.5, 50 mM (NH4)2SO4, 10 mM SeMet-MccA, VAPOR DIFFUSION, HANGING DROP, temperature 291.2K

Crystal Properties
Matthews coefficient	Solvent content
1.97	37.63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.3	α = 90
b = 138.597	β = 92.06
c = 81.375	γ = 90

Symmetry
Space Group	P 1 21 1

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 315	Vertical and horizontal focusing mirrors in Kirkpatrick-Baez geometry.	2007-11-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 24-ID-E	0.97926	APS	24-ID-E

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	2.63	20	100	0.083	23.312	3.5	37055	37055			58.9

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	2.63	2.72	99.9		0.311		3.5	3683

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	PDB entry 3H9J	2.63	20	36931	36931	1863	99.9	0.207	0.207	0.207	0.1993	0.273	0.2644	RANDOM	51.983

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]
2.654		5.498	-8.233		5.579

RMS Deviations
Key	Refinement Restraint Deviation
c_angle_deg	1.369
c_bond_d	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10408
Nucleic Acid Atoms
Solvent Atoms	141
Heterogen Atoms	14

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
CNS	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
HKL-2000	data reduction
REFMAC	phasing