2CFB

Glutamate-1-semialdehyde 2,1-Aminomutase from Thermosynechococcus elongatus

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2GSA	PDB ENTRY 2GSA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		100 MM PIPES PH 6.5, 200 MM MAGNESIUM SULFATE, 17% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
3.16	61

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 108.92	α = 90
b = 108.92	β = 90
c = 93.39	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	IMAGE PLATE	RIGAKU R-AXIS IV		2004-02-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH3R

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	2.85	50	99.5	0.14	10.42	4.2		24944		3	48.8

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	2.85	2.95	99.8		0.43	3.3	4.2

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 2GSA	2.85	19.96	12865	678	100	0.176	0.173	0.22	RANDOM	29.14

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]
-3.75			-3.75		7.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.656
r_dihedral_angle_4_deg	16.853
r_dihedral_angle_3_deg	16.811
r_dihedral_angle_1_deg	5.007
r_scangle_it	3.666
r_mcangle_it	3.658
r_mcbond_it	2.722
r_scbond_it	2.376
r_angle_refined_deg	1.826
r_angle_other_deg	0.818
r_symmetry_hbond_refined	0.264
r_nbd_refined	0.246
r_symmetry_vdw_other	0.211
r_nbtor_refined	0.209
r_nbd_other	0.207
r_xyhbond_nbd_refined	0.18
r_symmetry_vdw_refined	0.151
r_chiral_restr	0.12
r_nbtor_other	0.1
r_bond_refined_d	0.021
r_gen_planes_refined	0.006
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	2717
Nucleic Acid Atoms
Solvent Atoms	13
Heterogen Atoms	15

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
EPMR	phasing