6WCN

Crystal structure of Laccase from Thermus thermophilus HB27 with an open conformation of beta-hairpin (Average deposited dose 18.08 MGy)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2XU9

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	5.5	277.15	20% PEG 4000, 20% 2-propanol, 100 mMcitrate buffer

Crystal Properties
Matthews coefficient	Solvent content
2.44	49.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.482	α = 90
b = 60.819	β = 109.3
c = 76.201	γ = 90

Symmetry
Space Group	P 1 21 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	ADSC QUANTUM 315	Sagittal focusing 2nd crystal horizontal focusing	2018-04-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	1.1949	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.7	39.27	100	0.0523	0.074	0.0523	0.996	6.55	1.9		51864			21.89

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.76	100		0.79	1	0.79	0.313	1	1.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2XU9	1.7	39.27	1.34	51864	2607	99.99	0.1976	0.1952	0.2421	27.9106

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3443
Nucleic Acid Atoms
Solvent Atoms	328
Heterogen Atoms	17

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.