7Q63

The tandem SH2 domains of SYK

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	200 mM, potassium thiocyanate, 12.5% glycerol, 23% PEG3350

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.902	α = 90
b = 152.58	β = 90
c = 146.824	γ = 90

Symmetry
Space Group	C 2 2 21

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 EIGER2 XE 16M		2021-02-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.9763	Diamond	I03

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim 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	1.9	146.82	100	0.166	0.173	0.043	0.998	10.7	26.4		76088

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	1.94	100		4.548	4.744	1.343	0.559	0.8	24.7

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1A81	1.9	76.29	76023	1972	99.957	0.218	0.217	0.2643	52.278

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]
-2.464			-1.151		3.615

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.717
r_dihedral_angle_4_deg	16.707
r_dihedral_angle_3_deg	15.321
r_lrange_other	9.135
r_lrange_it	9.127
r_dihedral_angle_1_deg	7.085
r_scangle_it	6.853
r_scangle_other	6.852
r_mcangle_it	5.912
r_mcangle_other	5.912
r_scbond_it	4.567
r_scbond_other	4.566
r_mcbond_it	4.251
r_mcbond_other	4.222
r_angle_refined_deg	1.485
r_angle_other_deg	1.301
r_nbd_other	0.227
r_nbd_refined	0.212
r_symmetry_nbd_other	0.188
r_xyhbond_nbd_refined	0.172
r_nbtor_refined	0.163
r_symmetry_nbd_refined	0.146
r_ncsr_local_group_2	0.129
r_ncsr_local_group_3	0.127
r_ncsr_local_group_1	0.11
r_symmetry_xyhbond_nbd_refined	0.108
r_symmetry_xyhbond_nbd_other	0.105
r_symmetry_nbtor_other	0.079
r_chiral_restr	0.069
r_bond_refined_d	0.008
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5928
Nucleic Acid Atoms
Solvent Atoms	324
Heterogen Atoms	39

Software

Software
Software Name	Purpose
REFMAC	refinement
DIALS	data reduction
Aimless	data scaling
PHASER	phasing