1VR9 | pdb_00001vr9

CRYSTAL STRUCTURE OF A CBS DOMAIN PAIR/ACT DOMAIN PROTEIN (TM0892) FROM THERMOTOGA MARITIMA AT 1.70 A RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP	7.5	277	20.0% PEG-8000, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K
2	VAPOR DIFFUSION, SITTING DROP, NANODROP	7.5	277	20.0% PEG-10000, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.64	53.45
2.68	53.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 228.04	α = 90
b = 52.647	β = 100.44
c = 44.161	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		2005-01-21	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC		2005-01-06	M	MAD
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.1		ALS	8.2.1
2	SYNCHROTRON	ALS BEAMLINE 8.3.1	0.979741, 1.019859	ALS	8.3.1

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
1,2	1.7	37.81	81.56	0.088	20.66	3.16		45259			29.22

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)
1,2	1.7	1.76	73.13		0.278	2.45	1.96	4044

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD + MOLECULAR REPLACEMENT	THROUGHOUT	1.7	37.81	43645	2336	80.4	0.24687	0.24563	0.25	0.26992	0.28	RANDOM	23.729

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]
0.05		0.31	-0.8		0.87

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.955
r_dihedral_angle_4_deg	19.856
r_dihedral_angle_3_deg	14.383
r_dihedral_angle_1_deg	5.824
r_scangle_it	3.294
r_scbond_it	2.311
r_angle_refined_deg	1.281
r_mcangle_it	1.236
r_mcbond_it	1.12
r_angle_other_deg	0.882
r_symmetry_vdw_refined	0.336
r_symmetry_vdw_other	0.257
r_mcbond_other	0.225
r_nbd_refined	0.212
r_nbd_other	0.176
r_nbtor_refined	0.175
r_symmetry_hbond_refined	0.145
r_xyhbond_nbd_refined	0.144
r_nbtor_other	0.082
r_chiral_restr	0.075
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1986
Nucleic Acid Atoms
Solvent Atoms	242
Heterogen Atoms

Software

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