3HSK

Crystal Structure of Aspartate Semialdehyde Dehydrogenase with NADP from Candida albicans

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	20% PEG 400, 0.1 M HEPES pH 6.5, 0.1 M Magnesium Chloride, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.412	α = 90
b = 152.18	β = 90
c = 97.762	γ = 90

Symmetry
Space Group	C 2 2 21

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	MARMOSAIC 300 mm CCD		2009-04-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	1.03319	APS	23-ID-B

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	2.2	46.71	91.5	0.077	20.167	5.1		32719

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	2.28	60.6		0.467		2.3	2148

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	1YS4	2.2	46.71	32667	1657	91.42	0.227	0.225	0.279	RANDOM	48.212

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]
-1.76			1.36		0.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.647
r_dihedral_angle_4_deg	17.292
r_dihedral_angle_3_deg	15.122
r_dihedral_angle_1_deg	5.775
r_scangle_it	1.631
r_angle_refined_deg	1.115
r_scbond_it	0.942
r_mcangle_it	0.79
r_mcbond_it	0.436
r_nbtor_refined	0.295
r_symmetry_vdw_refined	0.202
r_nbd_refined	0.187
r_symmetry_hbond_refined	0.16
r_xyhbond_nbd_refined	0.116
r_chiral_restr	0.072
r_bond_refined_d	0.007
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5344
Nucleic Acid Atoms
Solvent Atoms	140
Heterogen Atoms	48

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction