1RIY

HU mutant V42I 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	1B8Z	PDB ENTRY 1B8Z

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	4.3	293	100mM Na-acetate, pH 4.0-4.5, 80-90% saturated ammonium sulphate, pH 4.3, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.96	37.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.447	α = 90
b = 45.447	β = 90
c = 76.204	γ = 90

Symmetry
Space Group	P 43 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	100	CCD	MAR CCD 165 mm	Bent mirror	2001-08-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	1.0727	EMBL/DESY, HAMBURG	BW7A

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	1.8	20	99.9	0.038	16.9	7.5	59041	7873		-3	28.105

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	1.8	1.83	100		0.481	3.9	7.8	376

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1B8Z	1.8	15.87	7832	7472	360	100	0.21922	0.21922	0.21615	0.2859	RANDOM	20.8

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]
1.16			1.16		-2.32

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	14.953
r_scangle_it	5.686
r_scbond_it	3.198
r_dihedral_angle_1_deg	2.676
r_mcangle_it	1.726
r_angle_refined_deg	1.355
r_mcbond_it	0.938
r_angle_other_deg	0.882
r_symmetry_vdw_refined	0.253
r_nbd_refined	0.233
r_nbd_other	0.212
r_symmetry_vdw_other	0.165
r_xyhbond_nbd_refined	0.104
r_symmetry_hbond_refined	0.101
r_chiral_restr	0.075
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_gen_planes_other	0.005
r_bond_other_d	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	517
Nucleic Acid Atoms
Solvent Atoms	35
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
REFMAC	refinement