Experiment: 1O6Z

1.95 A resolution structure of (R207S,R292S) mutant of malate dehydrogenase from the halophilic archaeon Haloarcula marismortui (holo form)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1GT2	PDB ENTRY 1GT2

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.6		2 M NACL, 25 MM TRIS PH 7.6, 2.5 MM NADH, 50% MPD

Crystal Properties
Matthews coefficient	Solvent content
3.46	62.41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 126.64	α = 90
b = 114.42	β = 93.11
c = 124.87	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	ADSC CCD	TOROIDAL MIRROR	2000-06-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2		ESRF	ID14-2

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	1.95	42.26	77.8	0.0642	12.86	3.34		100475			18.84

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	1.95	2.02	43.9		0.1427	4.03	2.12

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-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1GT2	1.95	12	94883	5049	78.8	0.19365	0.18991	0.26328	0.2454	RANDOM	24.478

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]
1.63		0.75	0.36		-1.91

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9088
Nucleic Acid Atoms
Solvent Atoms	677
Heterogen Atoms	184

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
BIOMOL	data scaling
AMoRE	phasing