2RBP

2-(n-propylthio)ethanol in complex with T4 lysozyme L99A/M102Q

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.1	277	2.2M sodium-potassium phosphate, 0.05M beta-mercaptoethanol, 0.05M 2-hydroxyethyldisulfide, pH 7.1, vapor diffusion, hanging drop, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.77	55.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.307	α = 90
b = 60.307	β = 90
c = 97.118	γ = 120

Symmetry
Space Group	P 32 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	CCD	ADSC QUANTUM 315	KOHZU: Double Crystal Si(111)	2007-05-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.115872	ALS	8.3.1

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	1.467	52.2	100	0.071	15.6	8.6	35678	35678

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)
	1.467	1.52	99.9		0.466		7.2	3519

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1LGU	1.467	52.2	35597	35597	1784	99.83	0.181	0.181	0.18	0.206	RANDOM	16.297

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]
0.15	0.07		0.15		-0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.948
r_dihedral_angle_4_deg	14.636
r_dihedral_angle_3_deg	10.826
r_dihedral_angle_1_deg	4.853
r_sphericity_free	2.973
r_scangle_it	2.356
r_sphericity_bonded	2.197
r_scbond_it	1.752
r_mcangle_it	1.136
r_angle_refined_deg	1.108
r_rigid_bond_restr	1.003
r_mcbond_it	0.766
r_nbtor_refined	0.306
r_nbd_refined	0.19
r_symmetry_vdw_refined	0.154
r_xyhbond_nbd_refined	0.153
r_symmetry_hbond_refined	0.12
r_chiral_restr	0.073
r_bond_refined_d	0.008
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1338
Nucleic Acid Atoms
Solvent Atoms	286
Heterogen Atoms	12

Software

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