Experiment: 5MT9

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	5 mM ZnAcetate, 35 mM NaCitrate, 1.1 M NaCl, 0.3M Tris pH 7.5, 40 mM serotonin, 100 mM arginine

Crystal Properties
Matthews coefficient	Solvent content
2.3	45.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 159.31	α = 90
b = 159.31	β = 90
c = 76.5	γ = 120

Symmetry
Space Group	H 3

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	DECTRIS PILATUS3 6M		2014-12-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.9795	Diamond	I04

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	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	1.88	46	98.3	0.999	15.1	5		57913

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.88	1.93	89.7		0.69	1.6	4.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	1MSO	1.88	45.99	57913	2867	98.35	0.2068	0.2035	0.2685	RANDOM	41.8276

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]
-0.6	-0.3		-0.6		1.94

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.217
r_dihedral_angle_4_deg	19.117
r_dihedral_angle_3_deg	15.195
r_dihedral_angle_1_deg	7.254
r_mcangle_it	5.585
r_mcbond_it	4.018
r_mcbond_other	4.017
r_angle_other_deg	3.85
r_angle_refined_deg	1.851
r_chiral_restr	0.119

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.217
r_dihedral_angle_4_deg	19.117
r_dihedral_angle_3_deg	15.195
r_dihedral_angle_1_deg	7.254
r_mcangle_it	5.585
r_mcbond_it	4.018
r_mcbond_other	4.017
r_angle_other_deg	3.85
r_angle_refined_deg	1.851
r_chiral_restr	0.119
r_bond_refined_d	0.017
r_gen_planes_other	0.013
r_gen_planes_refined	0.009
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5666
Nucleic Acid Atoms
Solvent Atoms	285
Heterogen Atoms	272

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
xia2	data reduction
Aimless	data scaling
MOLREP	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.