3CLJ

Structure of the RNA polymerase II CTD-interacting domain of Nrd1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	293	100 mM Na-citrate buffer, 1.4 M (NH4)2SO4, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.28	62.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.2	α = 90
b = 80.2	β = 90
c = 62.67	γ = 120

Symmetry
Space Group	P 32 2 1

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	MARMOSAIC 225 mm CCD			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	1.07176	SLS	X10SA

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	2.1	20	99	0.035	19.3	3		13057

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	2.1	2.15	100		0.236	4.7		752

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		THROUGHOUT	2.1	20	13057	705	99.35	0.19288	0.19	0.22	RANDOM	47.037

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]
1.91	0.95		1.91		-2.86

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.66
r_dihedral_angle_3_deg	17.296
r_dihedral_angle_4_deg	16.548
r_dihedral_angle_1_deg	5.395
r_scangle_it	3.749
r_scbond_it	2.623
r_angle_refined_deg	1.714
r_mcangle_it	1.526
r_mcbond_it	0.961
r_nbtor_refined	0.293
r_nbd_refined	0.225
r_symmetry_vdw_refined	0.193
r_symmetry_hbond_refined	0.151
r_chiral_restr	0.124
r_xyhbond_nbd_refined	0.12
r_bond_refined_d	0.021
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1149
Nucleic Acid Atoms
Solvent Atoms	56
Heterogen Atoms	29

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
SOLVE	phasing