3GOF

Calmodulin bound to peptide from macrophage nitric oxide synthase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.6	298	0.2 M ammonium sulfate, 0.1 M sodium acetate pH 4.6, 20% PEG 4000, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.07	40.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.923	α = 90
b = 57.773	β = 93.06
c = 60.231	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	180					M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.0332	ALS	8.3.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.45	60	97	0.071		3.7		52623

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.45	1.52	95.4		0.329	4

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	SAD	THROUGHOUT	1.45	9.34	50255	2687	96.91	0.14802	0.14482	0.20822	RANDOM	18.433

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]
-0.42		-0.07	1.24		-0.83

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	12.295
r_sphericity_bonded	8.173
r_scangle_it	7.326
r_scbond_it	5.679
r_mcangle_it	5.138
r_dihedral_angle_1_deg	4.629
r_mcbond_it	4.046
r_rigid_bond_restr	2.193
r_angle_refined_deg	1.565
r_nbd_refined	0.226
r_xyhbond_nbd_refined	0.17
r_symmetry_vdw_refined	0.161
r_symmetry_hbond_refined	0.134
r_chiral_restr	0.107
r_metal_ion_refined	0.076
r_bond_refined_d	0.016
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_gen_planes_other
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2652
Nucleic Acid Atoms
Solvent Atoms	511
Heterogen Atoms	18

Software

Software
Software Name	Purpose
Blu-Ice	data collection
SOLVE	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling