1X9I

Crystal structure of Crystal structure of phosphoglucose/phosphomannose phosphoglucose/phosphomannoseisomerase from Pyrobaculum aerophilum in complex with glucose 6-phosphate

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	295	25% polyethylene glycol 8000, 0.22M ammonium sulphate, 100mM Tris, pH 8.5 , VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.1	42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.9	α = 90
b = 100.8	β = 113.8
c = 56.1	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	MARMOSAIC 225 mm CCD		2003-10-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	1.00	APS	22-ID

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	1.16	36	90	0.049	0.049	40	7.1	176109	176109			10

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	1.16	1.2	77.5		0.233	0.233	4	4.9	15133

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	refinement	THROUGHOUT	pdb entry 1tzb	1.16	36	176101	176101	8871	90.01	0.148	0.148	0.147	0.164	RANDOM	12.014

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]
0.26		-0.38	0.26		-0.84

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.956
r_dihedral_angle_4_deg	14.584
r_dihedral_angle_3_deg	11.855
r_dihedral_angle_1_deg	5.32
r_sphericity_free	3.974
r_sphericity_bonded	2.575
r_scangle_it	2.496
r_scbond_it	1.884
r_angle_refined_deg	1.333
r_mcangle_it	1.297
r_mcbond_it	1.076
r_rigid_bond_restr	0.995
r_angle_other_deg	0.881
r_mcbond_other	0.451
r_nbd_refined	0.214
r_symmetry_vdw_other	0.211
r_nbd_other	0.183
r_symmetry_vdw_refined	0.18
r_nbtor_refined	0.174
r_xyhbond_nbd_refined	0.117
r_symmetry_hbond_refined	0.092
r_chiral_restr	0.083
r_nbtor_other	0.083
r_bond_refined_d	0.007
r_gen_planes_refined	0.006
r_gen_planes_other	0.003
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4707
Nucleic Acid Atoms
Solvent Atoms	559
Heterogen Atoms	44

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345	data collection
SCALEPACK	data scaling