2Q73

Crystal structure of iMazG from Vibrio DAT 722: Ctag-iMazG (P41212)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.05	293	0.1 M sodium citrate, 1.9 M ammonium sulfate, 500 mM NaCl, 10% 2-methyl-2,4-pentanediol, 10 mM MgCl2, 10 mM dCTP, pH 5.05, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.28	62.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.963	α = 90
b = 87.963	β = 90
c = 158.976	γ = 90

Symmetry
Space Group	P 41 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	MARMOSAIC 300 mm CCD	SI(111) DOUBLE CRYSTAL MONOCHROMETER	2006-04-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D		APS	23-ID-D

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	1.798	76.966	94.9	0.079	0.079	3.9	8.7		55795			26.5

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	1.8	1.9	100		0.551	0.551	1.4	7.3

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2Q5Z	1.8	33.84	55480	55480	2778	94.5	0.203	0.201	0.227	RANDOM	29.83

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]
-0.31			-0.31		0.62

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.443
r_dihedral_angle_3_deg	12.544
r_dihedral_angle_4_deg	9.928
r_dihedral_angle_1_deg	5.083
r_scangle_it	3.457
r_scbond_it	2.178
r_angle_refined_deg	1.263
r_mcangle_it	1.143
r_mcbond_it	0.737
r_nbtor_refined	0.302
r_nbd_refined	0.199
r_symmetry_vdw_refined	0.159
r_symmetry_hbond_refined	0.154
r_xyhbond_nbd_refined	0.132
r_chiral_restr	0.091
r_bond_refined_d	0.014
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_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	2746
Nucleic Acid Atoms
Solvent Atoms	160
Heterogen Atoms	4

Software

Software
Software Name	Purpose
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction