4M8A | pdb_00004m8a

Crystal Structure of Thermotoga maritima FtsH Periplasmic Domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5.5	294	25% PEG 3350, 0.1M Na citrate (pH 5.5), 0.2M Li2SO4 , VAPOR DIFFUSION, temperature 294K
2	VAPOR DIFFUSION	6	294	15%(w/v) PEG 2000, 0.1M MES-NaOH (pH 6.0) , VAPOR DIFFUSION, temperature 294K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.809	α = 90
b = 65.837	β = 90
c = 71.834	γ = 90

Symmetry
Space Group	P 21 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	CCD	ADSC QUANTUM 315r		2010-04-28	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 4A	0.97924, 0.97901, 0.97134, 0.98696	PAL/PLS	4A

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	1.5	31.7	99.3	0.04	0.04	27.9	11.5	32191	32191

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)
1	1.5	1.53	99.9		0.253	0.253	13	10.1	1584

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	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	MAD	1.502	31.677	1.91	32191	32151	1631	99.3	0.1649	0.1609	0.1634	0.2018	0.2057	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]
0.4299			-1.7387		1.3088

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.624
f_angle_d	1.028
f_chiral_restr	0.073
f_bond_d	0.007
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1608
Nucleic Acid Atoms
Solvent Atoms	233
Heterogen Atoms	8

Software

Software
Software Name	Purpose
HKL-2000	data collection
SOLVE	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling