4A68 | pdb_00004a68

Mutations in the neighbourhood of CotA-laccase trinuclear site: D116N mutant

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1W6L	PDB ENTRY 1W6L

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		8% PEG 6000 WITH 25% OF 2-METHYL-2,4-PENTANEDIOL (MPD) IN 0.1M HEPES BUFFER AT PH 7.5

Crystal Properties
Matthews coefficient	Solvent content
3.48	64.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.548	α = 90
b = 101.548	β = 90
c = 136.717	γ = 120

Symmetry
Space Group	P 31 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	100	CCD	BRUKER PT135			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	BRUKER AXS MICROSTAR

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	87.94	99.8	0.06	12.4	4.5		55571		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	2	2.05	100		0.36	2.7	3.3

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1W6L	2	87.94	52706	2819	99.81	0.1705	0.16891	0.17	0.20013	0.2	RANDOM	19.964

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]
0.07	0.04		0.07		-0.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.052
r_dihedral_angle_4_deg	20.076
r_dihedral_angle_3_deg	13.196
r_dihedral_angle_1_deg	6.759
r_scangle_it	3.859
r_scbond_it	2.357
r_mcangle_it	1.466
r_angle_refined_deg	1.453
r_mcbond_it	0.806
r_nbtor_refined	0.316
r_nbd_refined	0.199
r_symmetry_vdw_refined	0.176
r_symmetry_hbond_refined	0.171
r_xyhbond_nbd_refined	0.135
r_chiral_restr	0.105
r_metal_ion_refined	0.057
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
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_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4044
Nucleic Acid Atoms
Solvent Atoms	443
Heterogen Atoms	38

Software

Software
Software Name	Purpose
REFMAC	refinement
SAINT	data reduction
SADABS	data scaling
MOLREP	phasing