1O5U

Crystal structure of a duf861 family protein (tm1112) from thermotoga maritima at 1.83 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION,SITTING DROP,NANODROP		277	25.5% PEG-4000, 0.17M ammonium sulfate, 15% glycerol anhydrous , VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.48	49.95

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.627	α = 90
b = 74.729	β = 91.02
c = 42.21	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		2001-06-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1		SSRL	BL9-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.81	36.76	94.9	0.045	18	2.6	21322	21322			36.92

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.81	1.85	34.6		0.307	3.1	1.8	461

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	1lkn	1.83	27.98	20232	1071	98.15	0.17277	0.17011	0.22239	RANDOM	33.54

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]
0.84		0.38	-0.86		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.751
r_dihedral_angle_4_deg	24.74
r_dihedral_angle_3_deg	12.71
r_dihedral_angle_1_deg	7.884
r_scangle_it	3.506
r_scbond_it	2.821
r_angle_refined_deg	1.649
r_mcangle_it	1.496
r_mcbond_it	1.36
r_angle_other_deg	0.842
r_symmetry_vdw_other	0.343
r_symmetry_vdw_refined	0.227
r_nbd_refined	0.194
r_symmetry_hbond_refined	0.191
r_nbd_other	0.179
r_chiral_restr	0.117
r_nbtor_other	0.084
r_xyhbond_nbd_refined	0.078
r_bond_refined_d	0.017
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1504
Nucleic Acid Atoms
Solvent Atoms	282
Heterogen Atoms	13

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
CCP4	data scaling