2WCW

1.6A resolution structure of Archaeoglobus fulgidus Hjc, a Holliday junction resolvase from an archaeal hyperthermophile

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		WILD-TYPE CRYSTAL FORM

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		4.5 M AMMONIUM ACETATE 0.1 M TRIS-HCL PH 8.5

Crystal Properties
Matthews coefficient	Solvent content
1.93	36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.51	α = 90
b = 75.48	β = 115.34
c = 60.92	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 CCD	SINGLE SILICON (111) MONOCHROMATOR	2007-06-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1		ESRF	ID23-1

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	1.58	50	93.5	0.05	15.48	4.5		60375			18.2

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	1.58	1.62	79.6		0.66	2.06	3.7

Refinement

Statistics
Diffraction ID	Structure Solution 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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	WILD-TYPE CRYSTAL FORM	1.58	29.18	0.02	60364	3061	93.7	0.156	0.154	0.17	0.19	0.2	28.57

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]
-2.6068		2.3012	1.5531		1.0537

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.704
f_angle_d	1.128
f_chiral_restr	0.068
f_bond_d	0.008
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3906
Nucleic Acid Atoms
Solvent Atoms	526
Heterogen Atoms	29

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
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.