5DOW

Solution of the Variably-Twinned Structure of a Novel Calmodulin-Peptide Complex in a Novel Configuration

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	ammonium sulfate, lithium sulfate, Tris/HEPES

Crystal Properties
Matthews coefficient	Solvent content
2.36	47.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 98.874	α = 90
b = 98.874	β = 90
c = 128.583	γ = 120

Symmetry
Space Group	P 32 1 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	RIGAKU SATURN 944	Varimax CuHF	2015-01-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	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	1.7	22.81	96.5	0.107	0.021	0.998	22.1	21.5		76360

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	1.73	67.6		0.333	2.9	3.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.7	22.81	72624	3697	96.42	0.09928	0.09711	0.14078	RANDOM	21.167

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]
-0.82			-0.82		1.65

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.531
r_sphericity_free	29.292
r_dihedral_angle_4_deg	15.348
r_dihedral_angle_3_deg	11.97
r_sphericity_bonded	9.592
r_rigid_bond_restr	6.113
r_dihedral_angle_1_deg	4.709
r_long_range_B_refined	4.494
r_long_range_B_other	3.47
r_scangle_other	2.285
r_mcangle_it	1.969
r_mcangle_other	1.968
r_scbond_it	1.812
r_scbond_other	1.793
r_mcbond_it	1.571
r_mcbond_other	1.57
r_angle_refined_deg	1.209
r_angle_other_deg	0.808
r_chiral_restr	0.073
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
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
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5313
Nucleic Acid Atoms
Solvent Atoms	1094
Heterogen Atoms	42

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing
PDB_EXTRACT	data extraction