1R53 | pdb_00001r53

Crystal structure of the bifunctional chorismate synthase from Saccharomyces cerevisiae

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	293	Na-Citrate, EDTA, DDT, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.58	51.95

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.516	α = 90
b = 74.664	β = 90
c = 155.032	γ = 90

Symmetry
Space Group	I 2 2 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	CCD	ADSC QUANTUM 4			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4	0.979	ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.2	27.32		10.9			63849		2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.2	27.32	16076	852	97.48	0.17626	0.17626	0.17376	0.18	0.22492	0.22	RANDOM	28.101

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]
0.08			-0.02		-0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.549
r_scangle_it	4.809
r_scbond_it	2.813
r_mcangle_it	2.063
r_angle_refined_deg	1.715
r_mcbond_it	1.097
r_angle_other_deg	0.94
r_symmetry_vdw_other	0.267
r_nbd_other	0.243
r_nbd_refined	0.213
r_xyhbond_nbd_refined	0.207
r_symmetry_hbond_refined	0.181
r_symmetry_vdw_refined	0.125
r_chiral_restr	0.114
r_nbtor_other	0.094
r_bond_refined_d	0.034
r_gen_planes_refined	0.007
r_gen_planes_other	0.003
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_xyhbond_nbd_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2170
Nucleic Acid Atoms
Solvent Atoms	113
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
SOLVE	phasing
RESOLVE	phasing
ARP/wARP	model building