2IXF

Crystal structure of the ATPase domain of TAP1 with ATP (D645Q, Q678H mutant)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8		HANGING DROP VAPOR DIFFUSION WITH THE RESERVOIR CONTAINING 0.75 M TRI-SODIUM CITRATE PH 8.0 .

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 82.269	α = 90
b = 108.917	β = 90
c = 123.561	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	277	IMAGE PLATE	RIGAKU IMAGE PLATE	MIRRORS	2006-01-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007

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	40	98.9	0.08	18.1	4.4		74956		2

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	2.07	100		0.5	3.3	4.3

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	PDB ENTRY 2IXE	2	38.49	71102	3776	98.8	0.218	0.216	0.258	RANDOM	29.56

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]
-1.21			-0.13		1.33

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.701
r_dihedral_angle_4_deg	13.671
r_dihedral_angle_3_deg	13.52
r_dihedral_angle_1_deg	5.146
r_scangle_it	1.375
r_angle_refined_deg	1.097
r_angle_other_deg	0.911
r_scbond_it	0.891
r_mcangle_it	0.526
r_mcbond_it	0.453
r_nbd_refined	0.184
r_symmetry_vdw_other	0.178
r_nbd_other	0.172
r_nbtor_refined	0.166
r_symmetry_hbond_refined	0.156
r_xyhbond_nbd_refined	0.136
r_symmetry_vdw_refined	0.11
r_nbtor_other	0.081
r_chiral_restr	0.073
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7631
Nucleic Acid Atoms
Solvent Atoms	968
Heterogen Atoms	158

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing