3EHS

Crystal structure of the extracellular domain of human corticotropin releasing factor receptor type 1 (CRFR1)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3C4M	pdb entry 3C4M

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	4.7	293	NaCl, sucrose, sodium acetate, pH 4.7, vapor diffusion, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
4.35	71.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 112.018	α = 90
b = 112.018	β = 90
c = 145.786	γ = 90

Symmetry
Space Group	P 41 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				M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	0.97872	APS	21-ID-D

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	2.75	50	98.4	0.059	33.26	13.8		24253		-3

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	2.75	2.85	90.2		0.573	2.99

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	pdb entry 3C4M	2.76	50	22955	1238	98.33	0.209	0.207	0.24	RANDOM	93.281

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]
-1.36			-1.36		2.71

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.088
r_dihedral_angle_4_deg	20.392
r_dihedral_angle_3_deg	17.636
r_dihedral_angle_1_deg	5.814
r_scangle_it	1.834
r_angle_refined_deg	1.233
r_scbond_it	1.171
r_mcangle_it	0.78
r_mcbond_it	0.46
r_nbtor_refined	0.306

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.088
r_dihedral_angle_4_deg	20.392
r_dihedral_angle_3_deg	17.636
r_dihedral_angle_1_deg	5.814
r_scangle_it	1.834
r_angle_refined_deg	1.233
r_scbond_it	1.171
r_mcangle_it	0.78
r_mcbond_it	0.46
r_nbtor_refined	0.306
r_symmetry_vdw_refined	0.258
r_nbd_refined	0.205
r_xyhbond_nbd_refined	0.127
r_symmetry_hbond_refined	0.101
r_chiral_restr	0.088
r_bond_refined_d	0.011
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3539
Nucleic Acid Atoms
Solvent Atoms	6
Heterogen Atoms	23

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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.