2JJW

Structure of human signal regulatory protein (sirp) gamma

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2UV3	PDB ENTRY 2UV3 CHAIN A

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		300 NL 11.5 MG/ML SIRP GAMMA PLUS 50 NL RESERVOIR (2.0 M AMMONIUM SULPHATE, 0.1 M BIS-TRIS PH 6.5) EQUILIBRATED AGAINST 95 UL OF RESERVOIR AT 20.5 C.

Crystal Properties
Matthews coefficient	Solvent content
2.32	47.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.39	α = 90
b = 76.39	β = 90
c = 78.24	γ = 120

Symmetry
Space Group	P 64 2 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	MARRESEARCH	MIRRORS	2007-06-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14		ESRF	BM14

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.7	38.2	95.2	0.05	43.9	32.3		14652		-3	29.3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.8	99.8		0.73	7	33.4

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2UV3 CHAIN A	1.7	38.21	13927	724	95.2	0.23	0.228	0.267	RANDOM	30.98

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]
0.17	0.08		0.17		-0.25

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.864
r_dihedral_angle_4_deg	18.296
r_dihedral_angle_3_deg	14.308
r_dihedral_angle_1_deg	5.469
r_scangle_it	4.686
r_scbond_it	3.904
r_mcangle_it	2.836
r_mcbond_it	2.226
r_angle_refined_deg	1.362
r_angle_other_deg	0.834
r_symmetry_hbond_refined	0.233
r_nbd_other	0.2
r_nbd_refined	0.198
r_symmetry_vdw_other	0.197
r_nbtor_refined	0.176
r_xyhbond_nbd_refined	0.135
r_symmetry_vdw_refined	0.09
r_nbtor_other	0.084
r_chiral_restr	0.071
r_bond_refined_d	0.011
r_gen_planes_refined	0.005
r_bond_other_d	0.003
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	851
Nucleic Acid Atoms
Solvent Atoms	74
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing