2VKY

Headbinding Domain of Phage P22 Tailspike C-Terminally Fused to Isoleucine Zipper pIIGCN4 (Chimera I)

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1LKT	PDB ENTRIES 1LKT, 1EBO
experimental model	PDB	1EBO	PDB ENTRIES 1LKT, 1EBO

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5		VAPOR DIFFUSION, HANGING DROP. PROTEIN: CONC. 8.2 MG/ML,BUFFER 50MM HEPES, PH6.5; RESERVOIR: 20% ISOPROPANOL, 0.1M NA-ACETATE, PH4.6, 0.2M CACL2; DROPLET 2 MICROL: 2 MICROL.CRYO:30% GLYCEROL.

Crystal Properties
Matthews coefficient	Solvent content
3	59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.81	α = 90
b = 57.81	β = 90
c = 107.12	γ = 120

Symmetry
Space Group	P 63

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	IMAGE PLATE	MARRESEARCH	SLITS	2005-09-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU H2B

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	2.05	19.7	99.6	0.03	31.66	4.2		12716			30.86

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	2.05	2.2	99.5		0.1	13.6	4.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRIES 1LKT, 1EBO	2.05	20	12111	622	99.8	0.147	0.145	0.187	RANDOM	24.46

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]
-0.73	-0.37		-0.73		1.1

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.184
r_dihedral_angle_3_deg	13.98
r_scangle_it	7.579
r_scbond_it	5.756
r_dihedral_angle_1_deg	5.599
r_dihedral_angle_4_deg	4.875
r_mcangle_it	2.846
r_mcbond_it	2.511
r_angle_refined_deg	1.45
r_angle_other_deg	0.771
r_symmetry_vdw_other	0.218
r_nbd_refined	0.214
r_symmetry_hbond_refined	0.192
r_nbtor_refined	0.18
r_nbd_other	0.168
r_symmetry_vdw_refined	0.166
r_xyhbond_nbd_refined	0.137
r_chiral_restr	0.093
r_nbtor_other	0.087
r_bond_refined_d	0.014
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001
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_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1197
Nucleic Acid Atoms
Solvent Atoms	173
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing