1VJF

CRYSTAL STRUCTURE OF A PUTATIVE DNA-BINDING PROTEIN (CC_0111) FROM CAULOBACTER CRESCENTUS CB15 AT 1.62 A RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION,SITTING DROP,NANODROP	7.8	277	1.0M sodium citrate, 0.1M Tris pH 7.0, 0.2M NaCl, pH 7.8, VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
1.87	33.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.891	α = 90
b = 50.891	β = 90
c = 121.43	γ = 90

Symmetry
Space Group	P 43 21 2

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		2003-10-01	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	1.0000, 0.9796, 0.9794	ALS	8.2.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.62	60.72	99.4	0.059	19.3	7.7		20981			25.41

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.62	1.66	98.6		0.562	3.7	7.9	1498

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.62	46.94	19865	1077	99.15	0.146	0.14488	0.16673	RANDOM	17.787

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		-0.49

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.746
r_dihedral_angle_4_deg	15.666
r_dihedral_angle_3_deg	12.469
r_dihedral_angle_1_deg	6.329
r_scangle_it	5.989
r_scbond_it	4.431
r_mcangle_it	2.678
r_mcbond_it	2.375
r_angle_refined_deg	1.568
r_angle_other_deg	0.819
r_mcbond_other	0.541
r_symmetry_vdw_other	0.22
r_nbd_refined	0.218
r_nbd_other	0.172
r_symmetry_vdw_refined	0.165
r_xyhbond_nbd_refined	0.15
r_symmetry_hbond_refined	0.141
r_chiral_restr	0.097
r_nbtor_other	0.084
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1270
Nucleic Acid Atoms
Solvent Atoms	172
Heterogen Atoms	13

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
SOLVE	phasing
RESOLVE	model building
REFMAC	refinement
CCP4	data scaling
RESOLVE	phasing