4QTC

Structure of human haspin (GSG2) in complex with SCH772984 revealing the first type-I binding mode

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3DLZ	pdb entry 3DLZ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	277.15	51% MPD and 0.1 M SPG pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 277.15K

Crystal Properties
Matthews coefficient	Solvent content
3.06	59.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.89	α = 90
b = 78.36	β = 90
c = 81.75	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	PIXEL	PSI PILATUS 6M	Kirkpatrick Baez bimorph mirror pair	2013-10-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.97949	Diamond	I02

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	1.4	36.24	100	0.044	17.9	6.1	99002	98923			17.4

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	1.4	1.48	100		0.693	2.4	6.3	14277

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (All)	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 3DLZ	1.4	36.19	2	98923	93986	4936	99.98	0.14991	0.14915	0.1642	RANDOM	26.339

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]
0.07			-0.19		0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.798
r_dihedral_angle_4_deg	21.87
r_dihedral_angle_3_deg	12.316
r_long_range_B_other	7.723
r_long_range_B_refined	7.719
r_dihedral_angle_1_deg	6.559
r_scangle_other	3.777
r_scbond_it	2.439
r_scbond_other	2.439
r_mcangle_other	2.319
r_mcangle_it	2.316
r_angle_refined_deg	1.61
r_mcbond_it	1.473
r_mcbond_other	1.46
r_angle_other_deg	0.772
r_chiral_restr	0.099
r_bond_refined_d	0.016
r_gen_planes_refined	0.01
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2637
Nucleic Acid Atoms
Solvent Atoms	500
Heterogen Atoms	64

Software

Software
Software Name	Purpose
GDA	data collection
PHASER	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling