Experiment: 2RKB

Serine dehydratase like-1 from human cancer cells

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	5.6	294	50 mM Na-citrate buffer, 10 mM O-methylserine, 200 mM potassium acetate, 5 mM DTT, 15 % PEG-8000, 10 mg/mL protein, pH 5.6, EVAPORATION, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
3.43	64.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.21	α = 90
b = 154.74	β = 90
c = 306.37	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	93	IMAGE PLATE	RIGAKU RAXIS IIC	Confocal mirror (Osmic, Inc)	2007-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.54

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	0.157	0.157	10	4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	MOLECULAR REPLACEMENT	THROUGHOUT	2.8	19.96	57075	57075	5798	99.9	0.213	0.213	0.213	0.2129	0.23	0.2299	RANDOM	27.1

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]
3.17			-0.96		-2.21

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21.8
c_angle_deg	1.2
c_improper_angle_d	0.74
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11760
Nucleic Acid Atoms
Solvent Atoms	282
Heterogen Atoms	80

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
CNS	phasing