4NSG

Carboplatin binding to HEWL in NaBr crystallisation conditions studied at an X-ray wavelength of 1.5418A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	Batch	4.7	294	20mg HEWL co-crystallised with 1.4mg carboplatin with 75 l DMSO, 462.5 l 0.1M NaAc and 462.5 l 1M NaBr solution., pH 4.7, Batch, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.31

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.377	α = 90
b = 78.377	β = 90
c = 37.213	γ = 90

Symmetry
Space Group	P 43 21 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	APEX II CCD		2013-10-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	BRUKER AXS MICROSTAR-H	1.5418

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	2	55.42	94.6	0.224	10.8	18.1	8110	7675	4	2

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	2	2.1	85.9		0.619	1.3	3.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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 2W1Y	2	55.42	8110	7675	376	97.47	0.22121	0.21886	0.27085	RANDOM	13.759

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]
-0.19			-0.19		0.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.262
r_dihedral_angle_4_deg	18.457
r_dihedral_angle_3_deg	12.721
r_dihedral_angle_1_deg	5.272
r_long_range_B_refined	2.421
r_long_range_B_other	2.42
r_angle_refined_deg	0.685
r_mcangle_it	0.574
r_mcangle_other	0.574
r_angle_other_deg	0.536
r_scangle_other	0.497
r_mcbond_it	0.313
r_mcbond_other	0.313
r_scbond_it	0.276
r_scbond_other	0.271
r_chiral_restr	0.042
r_bond_refined_d	0.003
r_gen_planes_refined	0.002
r_bond_other_d
r_gen_planes_other
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	1001
Nucleic Acid Atoms
Solvent Atoms	85
Heterogen Atoms	48

Software

Software
Software Name	Purpose
APEX	data collection
PHASER	phasing
REFMAC	refinement
SAINT	data reduction
APEX	data reduction