2GFG

Crystal structure of a putative adenylate cyclase (bh2851) from bacillus halodurans at 2.12 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP	4	277	18.0% PEG-6000, 0.5M LiCl, 0.1M Citrate, pH 4.0, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.23	44.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.03	α = 90
b = 74.69	β = 90
c = 188.13	γ = 90

Symmetry
Space Group	P 21 21 21

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 QUANTUM 315		2005-12-16	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.9797, 1.0000	ALS	8.2.2

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	2.12	29.24	93.1	0.047	9.24			34799			41.346

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	2.12	2.2	69		0.282	2.2

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	2.12	29.25	34797	1752	97.73	0.227	0.225	0.274	RANDOM	44.217

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]
-0.37			0.65		-0.28

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.961
r_dihedral_angle_4_deg	15.102
r_dihedral_angle_3_deg	10.921
r_dihedral_angle_1_deg	5.013
r_scangle_it	3.7
r_scbond_it	2.388
r_mcangle_it	1.667
r_mcbond_it	0.867
r_angle_refined_deg	0.782
r_angle_other_deg	0.63
r_symmetry_vdw_refined	0.165
r_nbd_refined	0.159
r_nbtor_refined	0.155
r_nbd_other	0.149
r_mcbond_other	0.137
r_metal_ion_refined	0.11
r_symmetry_hbond_refined	0.107
r_symmetry_vdw_other	0.1
r_xyhbond_nbd_refined	0.092
r_nbtor_other	0.075
r_chiral_restr	0.063
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d	0.004
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4479
Nucleic Acid Atoms
Solvent Atoms	259
Heterogen Atoms	83

Software

Software
Software Name	Purpose
REFMAC	refinement
XSCALE	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
SHARP	phasing