Experiment: 3TIR

Pseudo-atomic model of the Rous Sarcoma Virus capsid hexamer

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1EM9	PDB ENTRIES 1EM9 AND 3G1I.
experimental model	PDB	3G1I	PDB ENTRIES 1EM9 AND 3G1I.

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		10.3	291.15	2-7 %(w/v) PEG 8000 0.2M CAPS/KOH, pH 10.3, VAPOR DIFFUSION, SITTING DROP, temperature 291.15K

Crystal Properties
Matthews coefficient	Solvent content
2.53	51.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 92.559	α = 90
b = 92.559	β = 90
c = 49.985	γ = 120

Symmetry
Space Group	P 6

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	MAR scanner 345 mm plate	RIGAKU VARIMAX HF CONFOCAL	2009-08-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF

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	4.1	34	99.7	0.122	5.6	10.6		1996

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	4.1	4.22	100		0.316	1.9	10.5

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRIES 1EM9 AND 3G1I.	4.1	33.96	1996	1879	117	100	0.394	0.3836	0.391	0.3691	RANDOM	185.01

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]
-11.63	-5.82		-11.63		17.45

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1694
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
MAR345dtb	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling