3K08 | pdb_00003k08

Crystal Structure of CNG mimicking NaK mutant, NaK-NTPP, Na+ complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		293	MPD, NaCl, pH 6.5-8.5, vapor diffusion, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 67.78	α = 90
b = 67.78	β = 90
c = 89.511	γ = 90

Symmetry
Space Group	I 4

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		CCD				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)	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	1.62						25612

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	1.62		25611	1280	99.7	0.212	0.2072	0.227	0.2122	35.089

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]
0.24			0.24		-0.48

RMS Deviations
Key	Refinement Restraint Deviation
c_scangle_it	4.768
c_scbond_it	3.554
c_mcangle_it	2.818
c_mcbond_it	2.141

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1445
Nucleic Acid Atoms
Solvent Atoms	135
Heterogen Atoms	58

Software

Software
Software Name	Purpose
CNS	refinement
PDB_EXTRACT	data extraction