Experiment: 1Y0G

CRYSTAL STRUCTURE OF THE ESCHERICHIA COLI YCEI PROTEIN, STRUCTURAL GENOMICS

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1FU6	PDB ENTRY 1FU6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.5	290	PEG8000, 0.1M SODIUM CACODYLATE, pH 6.50, VAPOR DIFFUSION, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 188.17	α = 90
b = 41.93	β = 126.33
c = 130.25	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	83	AREA DETECTOR	MARRESEARCH	MIRRORS	2003-10-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X9A	0.9864	NSLS	X9A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	20	99.6	0.059	0.066	9	8.1	42065	42065			17.2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.2	2.28	96.6		0.374	0.432	3.1	5.8	3976

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1FU6	2.2	20	2	42065	38523	1175	91.1	0.244	0.228	0.228	0.2251	0.248	0.2418	RANDOM	34.7

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]
-4.3		2.21	2.27		2.03

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	26.6
c_scangle_it	5.61
c_scbond_it	3.76
c_mcangle_it	3.11
c_mcbond_it	1.96
c_angle_deg	1.5
c_improper_angle_d	1.49
c_bond_d	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5292
Nucleic Acid Atoms
Solvent Atoms	316
Heterogen Atoms	188

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
BRUTE	model building
CNS	refinement
BRUTE	phasing