3G1E

X-ray crystal structure of coil 1A of human vimentin

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1GK7	DIMERIC MODEL BUILT FROM PDB ENTRIES 1GK7 AND 1D7M
experimental model	PDB	1D7M	DIMERIC MODEL BUILT FROM PDB ENTRIES 1GK7 AND 1D7M

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.6	298	20 % PEG, 33 % isopropanol, 0.1 M trisodium citrate, pH 5.6, vapour diffusion, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
1.9	36.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.496	α = 90
b = 35.496	β = 90
c = 108.022	γ = 90

Symmetry
Space Group	P 41 21 2

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	OXFORD ONYX CCD	MULTI-LAYER OPTICS	2006-01-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	OXFORD DIFFRACTION ENHANCE ULTRA

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	1.77	11.65	87.5	0.099	0.099	7	9.3		6364		6	13.6

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)
	1.77	1.86	43.8		0.414	0.414	1.6	2.5

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	DIMERIC MODEL BUILT FROM PDB ENTRIES 1GK7 AND 1D7M	1.83	11.65	6136	6136	437	93	0.253	0.295	RANDOM	33.19

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]
3.37			3.37		-6.75

RMS Deviations
Key	Refinement Restraint Deviation
c_scangle_it	7.71
c_scbond_it	5.95
c_mcangle_it	4.67
c_mcbond_it	3.46
c_angle_deg	1.2
c_bond_d	0.005
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	663
Nucleic Acid Atoms
Solvent Atoms	24
Heterogen Atoms

Software

Software
Software Name	Purpose
SCALA	data scaling
PHASER	phasing
CNS	refinement
PDB_EXTRACT	data extraction
CrysalisPro	data reduction
REFMAC	refinement