2J46

Water structure of T. Aquaticus Ffh NG Domain At 1.1A Resolution

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.7		30% MPD, 0.1M NAACETATE, PH 4.7, 0.1M MNCL2, 2MM MGCL2

Crystal Properties
Matthews coefficient	Solvent content
2.3	45.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 109.473	α = 90
b = 54.496	β = 97.72
c = 98.799	γ = 90

Symmetry
Space Group	C 1 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	MARRESEARCH		2000-01-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1		SSRL	BL9-1

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	1.1	18.5	94.6	0.04	30.6	2.6		199458		-3

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	1.1	1.11	80		0.26	2.6	1.8

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	PDB ENTRY 1JPN	1.14	29.84	183740	9676	91.1	0.15	0.149	0.172	RANDOM	21.12

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.083
r_dihedral_angle_4_deg	16.365
r_dihedral_angle_3_deg	12.99
r_scangle_it	10.239
r_scbond_it	7.838
r_dihedral_angle_1_deg	5.554
r_mcangle_it	4.748
r_mcbond_it	4.379
r_angle_refined_deg	1.621
r_angle_other_deg	0.884
r_symmetry_vdw_other	0.34
r_symmetry_vdw_refined	0.25
r_nbd_refined	0.233
r_xyhbond_nbd_refined	0.201
r_nbd_other	0.184
r_nbtor_refined	0.17
r_symmetry_hbond_refined	0.168
r_chiral_restr	0.101
r_nbtor_other	0.08
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_gen_planes_other	0.003
r_bond_other_d	0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_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	4563
Nucleic Acid Atoms
Solvent Atoms	559
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling