6XO1

Crystal structure of N97A mutant of human CEACAM1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	298	6% Tascimate with 25% polyethylene glycol 400 in 0.1 M MES monohydrate pH 6.0

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.934	α = 90
b = 56.879	β = 90
c = 124.541	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 EIGER X 9M		2018-02-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS-II BEAMLINE 17-ID-1	0.920	NSLS-II	17-ID-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	1.758	28.76	96.1	0.086	0.998	19.5	11.9		19429

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.758	1.8			0.794	2

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	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	4QXW	1.758	28.76	19398	980	96.111	0.194	0.1918	0.2399	RANDOM	15.631

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]
0.521			0.28		-0.801

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.424
r_dihedral_angle_4_deg	20.183
r_dihedral_angle_3_deg	13.195
r_dihedral_angle_1_deg	6.119
r_lrange_it	5.114
r_lrange_other	5.077
r_scangle_it	3.804
r_scangle_other	3.804
r_scbond_it	2.504
r_scbond_other	2.484
r_angle_refined_deg	1.916
r_mcangle_it	1.542
r_mcangle_other	1.542
r_mcbond_it	1.122
r_mcbond_other	1.121
r_angle_other_deg	1.044
r_nbd_refined	0.256
r_symmetry_nbd_refined	0.251
r_nbd_other	0.238
r_nbtor_refined	0.173
r_symmetry_nbd_other	0.17
r_xyhbond_nbd_refined	0.132
r_symmetry_xyhbond_nbd_refined	0.129
r_chiral_restr	0.121
r_symmetry_nbtor_other	0.081
r_bond_refined_d	0.019
r_gen_planes_refined	0.01
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1676
Nucleic Acid Atoms
Solvent Atoms	181
Heterogen Atoms	14

Software

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