2ASU

Crystal Structure of the beta-chain of HGFl/MSP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.1	292	1.4 M NaH2PO4, 0.93 M K2HPO4, CAPS pH 10.5, Li2SO4 0.1 M, pH 6.1, VAPOR DIFFUSION, temperature 292K

Crystal Properties
Matthews coefficient	Solvent content
2.43	49.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.676	α = 90
b = 75.848	β = 90
c = 47.973	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	MARRESEARCH		2003-09-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID13	0.979	ESRF	ID13

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.85	50	98.4	0.06	0.06	14.1	5.8	23920	23920			21.7

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.85	1.89	98.3		0.416	0.416

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1BUI	1.85	50	22661	22661	1221	97.82	0.1999	0.1999	0.19802	0.23678	RANDOM	25.129

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]
-0.9			1.08		-0.18

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.169
r_scangle_it	5.502
r_mcangle_it	4.352
r_scbond_it	3.853
r_mcbond_it	3.36
r_angle_refined_deg	1.599
r_angle_other_deg	0.855
r_symmetry_vdw_other	0.29
r_nbd_other	0.241
r_xyhbond_nbd_refined	0.219
r_nbd_refined	0.186
r_symmetry_hbond_refined	0.156
r_chiral_restr	0.099
r_nbtor_other	0.083
r_symmetry_vdw_refined	0.041
r_bond_refined_d	0.017
r_gen_planes_refined	0.007
r_gen_planes_other	0.003
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1730
Nucleic Acid Atoms
Solvent Atoms	155
Heterogen Atoms

Software

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