2HXG

Crystal Structure of Mn2+ bound ECAI

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	PEG 3350, Tri-sodium citrate dihydrate, MnCl2, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.52	51.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 116.87	α = 90
b = 116.87	β = 90
c = 215.076	γ = 120

Symmetry
Space Group	P 32 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	MAR scanner 345 mm plate	mirrors	2006-06-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4C	0.97860	NSLS	X4C

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	2.8	20	100	0.094	0.094	18.4	4.9		80763

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	2.8	2.9	100		0.533	0.533	3	4.9

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 2AJT	2.8	20	37213	1988	92.31	0.2318	0.22878	0.28811	RANDOM	44.798

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]
5.31	2.66		5.31		-7.97

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.57
r_dihedral_angle_3_deg	18.86
r_dihedral_angle_4_deg	18.831
r_dihedral_angle_1_deg	7.09
r_angle_refined_deg	1.216
r_scangle_it	1.136
r_angle_other_deg	0.783
r_scbond_it	0.72
r_mcangle_it	0.541
r_mcbond_it	0.358
r_symmetry_vdw_other	0.227
r_nbd_refined	0.226
r_nbd_other	0.192
r_nbtor_refined	0.182
r_xyhbond_nbd_refined	0.172
r_symmetry_hbond_refined	0.145
r_symmetry_vdw_refined	0.131
r_nbtor_other	0.087
r_xyhbond_nbd_other	0.083
r_chiral_restr	0.066
r_mcbond_other	0.052
r_bond_refined_d	0.009
r_gen_planes_refined	0.003
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11459
Nucleic Acid Atoms
Solvent Atoms	103
Heterogen Atoms	3

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing