6V2E

Crystal structure of the human CLR:RAMP2 extracellular domain heterodimer with bound high-affinity adrenomedullin S45R/K46L/S48G/Q50W variant

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4RWF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.3	293	20% PEG MME 5000, 0.1 M sodium HEPEs pH 8.2, 150 mM sodium formate, 3% (v/v) dimethyl sulfoxide

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.017	α = 90
b = 84.993	β = 90
c = 123.064	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	105	CCD	MARMOSAIC 300 mm CCD		2018-12-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.9786	APS	21-ID-G

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	1.83	50	99.6	0.087	0.093	0.034	6.8	7.4		63239

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.83	1.86	98.9		1.18	1.274	0.476	0.631		6.9

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	4RWF	1.83	36.97	59946	3235	99.44	0.1582	0.1565	0.1896	RANDOM	29.177

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]
0.39			-0.09		-0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.677
r_dihedral_angle_4_deg	16.806
r_dihedral_angle_3_deg	13.746
r_dihedral_angle_1_deg	6.271
r_angle_refined_deg	1.53
r_angle_other_deg	1.41
r_chiral_restr	0.083
r_bond_refined_d	0.01
r_gen_planes_refined	0.008
r_bond_other_d	0.002

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.677
r_dihedral_angle_4_deg	16.806
r_dihedral_angle_3_deg	13.746
r_dihedral_angle_1_deg	6.271
r_angle_refined_deg	1.53
r_angle_other_deg	1.41
r_chiral_restr	0.083
r_bond_refined_d	0.01
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4529
Nucleic Acid Atoms
Solvent Atoms	602
Heterogen Atoms	33

Software

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

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 R01GM157729.