2OWX

THERMUS THERMOPHILUS AMYLOMALTASE AT pH 5.6

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6		SODIUM MALONATE, PH 5.6, 1 mM DTT, pH 5.60, VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
3.6	65.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.801	α = 90
b = 93.801	β = 90
c = 154.769	γ = 120

Symmetry
Space Group	P 31 2 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	IMAGE PLATE	MARRESEARCH	PREMIRROR, TRIANGULAR MONOCHROMATOR, BENT MIRROR	2004-01-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	0.830	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	2.5	99	86.9	0.079	9			25247

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	2.5	2.59	92		0.422	1.4

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	1CWY	2.5	34.92	23870	1246	90.44	0.22295	0.22018	0.27641	RANDOM	45.449

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	0.13		0.26		-0.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.197
r_dihedral_angle_4_deg	21.184
r_dihedral_angle_3_deg	20.679
r_scangle_it	3.766
r_dihedral_angle_1_deg	2.983
r_scbond_it	2.345
r_mcangle_it	1.625
r_angle_refined_deg	1.573
r_mcbond_it	0.868
r_nbtor_refined	0.326
r_nbd_refined	0.22
r_symmetry_vdw_refined	0.165
r_xyhbond_nbd_refined	0.154
r_chiral_restr	0.124
r_symmetry_hbond_refined	0.069
r_gen_planes_refined	0.024
r_bond_refined_d	0.009
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	4061
Nucleic Acid Atoms
Solvent Atoms	102
Heterogen Atoms	13

Software

Software
Software Name	Purpose
MOLREP	phasing
REFMAC	refinement
MAR345	data collection
DENZO	data reduction
SCALEPACK	data scaling