Experiment: 1MEN

complex structure of human GAR Tfase and substrate beta-GAR

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1MEJ	PDB ENTRY 1MEJ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	282	PEG4000, PEG400, NaCl, Tris pH 8.5, 2mM beta-GAR, VAPOR DIFFUSION, SITTING DROP, temperature 282K

Crystal Properties
Matthews coefficient	Solvent content
2.8	55.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 147.825	α = 90
b = 147.825	β = 90
c = 188.036	γ = 120

Symmetry
Space Group	H 3 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	MARRESEARCH		2001-08-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.2	1.1	ALS	5.0.2

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	2.23	43.02	93.2	0.076	24.3	3.8	38266	35682		-3

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)
	2.23	2.3	86.4		0.51	2.54	3	3349

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-Work (Depositor)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1MEJ	2.23	35.28	35662	3588	92.3	0.22	0.266	RANDOM	43.9

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]
-6.75	1.38		-6.75		13.5

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.2
c_angle_deg	1.5
c_improper_angle_d	0.87
c_bond_d	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4554
Nucleic Acid Atoms
Solvent Atoms	128
Heterogen Atoms	54

Software

Software
Software Name	Purpose
HKL-2000	data collection
SCALEPACK	data scaling
MOLREP	phasing
CNS	refinement
HKL-2000	data reduction