2XGF

Structure of the bacteriophage T4 long tail fibre needle-shaped receptor-binding tip

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5		10 MM HEPES-NAOH PH 7.5, 1 MM MANGANOUS CHLORIDE, 5 % (W/V) POLY-ETHYLENEGLYCOL 6000, 0.1 M SODIUM CITRATE PH 5.

Crystal Properties
Matthews coefficient	Solvent content
3.19	62.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 157.34	α = 90
b = 53.98	β = 100.43
c = 112.75	γ = 90

Symmetry
Space Group	C 1 2 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	CCD	MARRESEARCH	PAIR OF (300X40X15) MM3 LONG PT COATED SI MIRROR, 260MM USABLE, IN A KIRKPATRICK-BAEZ GEOMETRY	2010-02-14	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC CCD	PAIR OF (300X40X15) MM3 LONG PT COATED SI MIRROR, 260MM USABLE, IN A KIRKPATRICK-BAEZ GEOMETRY	2010-02-14	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-2		ESRF	ID23-2
2	SYNCHROTRON	ESRF BEAMLINE ID23-1	1.73945, 1.74115	ESRF	ID23-1

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	2.2	22	99.9	0.13	5	3.8		47653			22

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	2.2	2.32	99.9		0.44	1.6	3.8

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	MAD	THROUGHOUT	NONE	2.2	22	45619	2028	99.94	0.18184	0.17933	0.23813	THIN SHELLS	20.542

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]
1.15		-0.5	-0.58		-0.76

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.932
r_dihedral_angle_4_deg	21.805
r_dihedral_angle_3_deg	14.034
r_dihedral_angle_1_deg	7.02
r_scangle_it	3.659
r_scbond_it	2.239
r_angle_refined_deg	1.394
r_mcangle_it	1.297
r_mcbond_it	0.677
r_nbtor_refined	0.295
r_symmetry_hbond_refined	0.184
r_nbd_refined	0.173
r_xyhbond_nbd_refined	0.146
r_symmetry_vdw_refined	0.139
r_chiral_restr	0.097
r_bond_refined_d	0.014
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_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	4656
Nucleic Acid Atoms
Solvent Atoms	665
Heterogen Atoms	11

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
autoSHARP	phasing