3GUI

T4 lysozyme M102E/L99A mutant with buried charge in apolar cavity--Apo structure

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3DMV

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	277	30% PEG 8000, 0.20M ammonium sulfate, 0.10M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.03	39.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.769	α = 90
b = 48.769	β = 90
c = 128.51	γ = 90

Symmetry
Space Group	P 41 21 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 315	Double crystal Si(111)	2007-10-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.1		ALS	8.2.1

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	1.45	45.6	99.8	0.036	42	6.7		28430		2

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	1.45	1.5	100		0.28	6.3	6.6

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	3DMV	1.45	38.84	26915	1433	99.75	0.18558	0.18451	0.20648	RANDOM	19.335

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]
0.05			0.05		-0.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.578
r_dihedral_angle_4_deg	17.613
r_dihedral_angle_3_deg	12.34
r_dihedral_angle_1_deg	4.719
r_scangle_it	3.719
r_scbond_it	2.354
r_angle_refined_deg	1.351
r_mcangle_it	1.33
r_mcbond_it	0.912
r_nbtor_refined	0.309
r_symmetry_vdw_refined	0.307
r_symmetry_hbond_refined	0.22
r_nbd_refined	0.201
r_xyhbond_nbd_refined	0.12
r_chiral_restr	0.082
r_bond_refined_d	0.011
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1297
Nucleic Acid Atoms
Solvent Atoms	206
Heterogen Atoms	24

Software

Software
Software Name	Purpose
Blu-Ice	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling