1ZXT

Crystal Structure of A Viral Chemokine

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	vapor diffusion, sitting drops			1:1 10mg/ml protein: mother liquor (1.2M NaCl,0.1M NaOAc pH5.5, 22oC), vapor diffusion, sitting drops

Crystal Properties
Matthews coefficient	Solvent content
2.4	48

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.452	α = 83.54
b = 40.636	β = 89.68
c = 55.092	γ = 79.19

Symmetry
Space Group	P 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					M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1		SSRL	BL9-1

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	1.7	50	94.7	0.044	14.8			28953

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	1.7		89.8		0.65	1.4

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1CM9	1.7	40	28953	26039	2914	90.3	0.194	0.189	0.236	RANDOM	28.97

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	0.01	0.13	-0.22	-0.06	0.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.085
r_dihedral_angle_4_deg	17.444
r_dihedral_angle_3_deg	15.349
r_dihedral_angle_1_deg	7.097
r_scangle_it	5.212
r_scbond_it	4.226
r_mcangle_it	2.501
r_mcbond_it	2.389
r_angle_refined_deg	1.957
r_angle_other_deg	0.987
r_mcbond_other	0.477
r_symmetry_vdw_other	0.274
r_nbd_refined	0.219
r_nbd_other	0.208
r_xyhbond_nbd_refined	0.197
r_symmetry_hbond_refined	0.166
r_chiral_restr	0.134
r_symmetry_vdw_refined	0.11
r_nbtor_other	0.095
r_bond_refined_d	0.024
r_gen_planes_refined	0.009
r_bond_other_d	0.005
r_gen_planes_other	0.001
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2204
Nucleic Acid Atoms
Solvent Atoms	229
Heterogen Atoms

Software

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