2ZBV

Crystal structure of uncharacterized conserved protein from Thermotoga maritima

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2YYP

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.3	293	0.1M Sodium cacodylate pH 6.3, 31% 2-ethoxyethanol, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.64	53.41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.2	α = 90
b = 136.697	β = 90
c = 186.312	γ = 90

Symmetry
Space Group	C 2 2 21

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	MARMOSAIC 225 mm CCD		2007-01-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-BM	0.9790	APS	22-BM

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	98.4	0.091	34.1	12.6		58169			28.1

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	2.05	2.12	86.3		0.28	3.5	5.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2YYP	2.05	50	58018	5906	98.3	0.214	0.214	0.238	RANDOM	31.9

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]
-1.89			9.06		-7.17

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	24.2
c_scangle_it	3.35
c_scbond_it	2.3
c_mcangle_it	2.08
c_mcbond_it	1.35
c_angle_deg	1.3
c_improper_angle_d	0.74
c_bond_d	0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6117
Nucleic Acid Atoms
Solvent Atoms	233
Heterogen Atoms	57

Software

Software
Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing