3G7X

Female-specific histamine-binding protein 2, D24R mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.2	298	protein at 10 mg/ml containing 2 mM Histamine, Reservoir contained 2.6 M Ammonium Sulphate, 0.1 M Bicine, pH 8.2, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.94	58.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.225	α = 90
b = 78.728	β = 90
c = 77.651	γ = 90

Symmetry
Space Group	P 21 21 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	CCD	ADSC QUANTUM 315		2008-02-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.95	Diamond	I02

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.55	55.3	97.2	0.059	0.059	7.7		65264	65264	1	1	21.068

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.55	1.63	96.9		0.54	0.544	1.5	3	9456

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB Entry 1QFT	1.55	25	1	65231	55092	3003	86	0.2	0.18123	0.17946	0.2143	RANDOM	19.989

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]
0.86			-1.07		0.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.538
r_dihedral_angle_4_deg	12.889
r_dihedral_angle_3_deg	12.696
r_dihedral_angle_1_deg	5.907
r_sphericity_free	5.072
r_scangle_it	3.779
r_scbond_it	3.214
r_sphericity_bonded	2.66
r_rigid_bond_restr	2.487
r_mcangle_it	1.64
r_angle_refined_deg	1.305
r_mcbond_it	1.032
r_angle_other_deg	0.855
r_mcbond_other	0.427
r_chiral_restr	0.081
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
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

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2811
Nucleic Acid Atoms
Solvent Atoms	437
Heterogen Atoms	34

Software

Software
Software Name	Purpose
ADSC	data collection
AMoRE	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling