6AW3

Crystal structure of the HopQ-CEACAM3 L44Q complex

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		298	20% w/v PEG 3000, 0.1 M Bis-Tris-HCl, pH 6.5, 0.2 M calcium acetate, 1 % v/v glycerol

Crystal Properties
Matthews coefficient	Solvent content
1.9	35.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.83	α = 90
b = 102.594	β = 90
c = 112.65	γ = 90

Symmetry
Space Group	P 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 PILATUS 6M	Rh coated flat bent M0, toroidal focusing post-monochromator M1	2017-02-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.979460	SSRL	BL9-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	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	2.66	102.59	99.3	0.12	0.081	10.7	5.6		13470

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.66	2.79	96.3		1.179	0.841	1.3	5.1

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.66	102.59	12792	661	99.15	0.2448	0.24209	0.29682	RANDOM	53.141

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]
1.86			-2.45		0.58

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.41
r_dihedral_angle_3_deg	13.459
r_dihedral_angle_4_deg	11.929
r_dihedral_angle_1_deg	6.283
r_long_range_B_refined	3.132
r_long_range_B_other	3.132
r_mcangle_it	1.64
r_mcangle_other	1.64
r_scangle_other	1.141
r_angle_refined_deg	1.14
r_angle_other_deg	0.9
r_mcbond_it	0.893
r_mcbond_other	0.893
r_scbond_it	0.606
r_scbond_other	0.606
r_chiral_restr	0.063
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3367
Nucleic Acid Atoms
Solvent Atoms	8
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
MOLREP	phasing