1VQZ

Crystal structure of a putative lipoate-protein ligase a (sp_1160) from streptococcus pneumoniae tigr4 at 1.99 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION,SITTING DROP,NANODROP	6.8	277	0.2M Na2NO3, 20.0% PEG-3350, No Buffer pH 6.8, VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.19	43.41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.503	α = 90
b = 70.28	β = 90
c = 113.629	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	fixed-height exit beam, toroidal focusing mirror	2004-11-10	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.2	0.979724,0.956885,0.979691	ALS	5.0.2

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	1.99	29.1	99.8	0.133	14.2	10.4		25714			31.75

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	1.99	2.1	98.8		0.717	3	8.8	3632

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	1.99	29.1	24363	1304	99.77	0.16211	0.15913	0.21691	RANDOM	30.181

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]
0.02			0.03		-0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.669
r_dihedral_angle_4_deg	17.708
r_dihedral_angle_3_deg	13.039
r_scangle_it	6.743
r_dihedral_angle_1_deg	6.664
r_scbond_it	5.304
r_mcangle_it	3.107
r_mcbond_it	2.275
r_angle_refined_deg	1.53
r_angle_other_deg	0.855
r_mcbond_other	0.584
r_symmetry_vdw_other	0.251
r_nbd_refined	0.199
r_symmetry_hbond_refined	0.198
r_symmetry_vdw_refined	0.193
r_nbd_other	0.188
r_nbtor_refined	0.175
r_xyhbond_nbd_refined	0.151
r_chiral_restr	0.09
r_nbtor_other	0.085
r_bond_refined_d	0.017
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2578
Nucleic Acid Atoms
Solvent Atoms	284
Heterogen Atoms	73

Software

Software
Software Name	Purpose
XDS	data scaling
SCALA	data scaling
SHARP	phasing
REFMAC	refinement
XDS	data reduction
CCP4	data scaling