7K3C

SGMGGIT segment 58-64 from Keratin-8

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.2	298	0.1 M phoshate/citrate pH 4.2, 40% ethanol, 5% PEG 1000

Crystal Properties
Matthews coefficient	Solvent content
1.56	21.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 8.36	α = 90
b = 51.61	β = 109.096
c = 9.53	γ = 90

Symmetry
Space Group	P 1 21 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	PIXEL	DECTRIS EIGER X 16M		2018-08-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 24-ID-E	0.97918	APS	24-ID-E

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	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	1.1	25.81	93.3	0.182	0.224	0.955	3.33	2.636		2926			10.188

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.1	1.13	62.7		0.351	0.462	0.946	1.39	2.007

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	AB INITIO PHASING	FREE R-VALUE	1.1	25.805	2926	293	93.782	0.158	0.1562	0.1694	6.298

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]
1.396		-0.326	-0.316		-0.688

RMS Deviations
Key	Refinement Restraint Deviation
r_rigid_bond_restr	8.451
r_dihedral_angle_3_deg	6.783
r_dihedral_angle_1_deg	2.65
r_scangle_it	2.539
r_scangle_other	2.516
r_scbond_it	2.283
r_scbond_other	2.258
r_angle_refined_deg	1.815
r_angle_other_deg	1.613
r_lrange_other	1.277
r_lrange_it	1.215
r_mcbond_it	0.837
r_mcbond_other	0.77
r_mcangle_other	0.769
r_mcangle_it	0.76
r_symmetry_nbd_refined	0.341
r_symmetry_nbd_other	0.194
r_nbd_other	0.191
r_nbtor_refined	0.15
r_symmetry_nbtor_other	0.126
r_xyhbond_nbd_refined	0.115
r_symmetry_xyhbond_nbd_refined	0.098
r_nbd_refined	0.057
r_chiral_restr	0.051
r_bond_refined_d	0.012
r_bond_other_d	0.009
r_gen_planes_refined	0.004
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	84
Nucleic Acid Atoms
Solvent Atoms	5
Heterogen Atoms	16

Software

Software
Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SHELXD	phasing