4RWG | pdb_00004rwg

Crystal structure of the CLR:RAMP1 extracellular domain heterodimer with bound high affinity CGRP analog

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3C4M	3C4M and 3N7S
experimental model	PDB	3N7S	3C4M and 3N7S

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	293	16% PEG3350, 8% Tacsimate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.57	52.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 172.806	α = 90
b = 104.623	β = 122.43
c = 136.483	γ = 90

Symmetry
Space Group	C 1 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	105	CCD	MARMOSAIC 300 mm CCD		2014-11-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.97857	APS	21-ID-G

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	2.44	50	99.8	0.058	10.8	4.2	76164	76012		-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	2.45	2.49	98.6		0.647		3.9	3708

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3C4M and 3N7S	2.44	50	72642	72185	3827	99.37	0.2019	0.1998	0.2026	0.2426	0.2425	RANDOM	84.555

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]
1.43		1.35	1.04		-2.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.621
r_dihedral_angle_4_deg	19.702
r_dihedral_angle_3_deg	17.525
r_dihedral_angle_1_deg	5.989
r_mcangle_it	3.903
r_mcbond_it	2.61
r_mcbond_other	2.61
r_angle_refined_deg	1.516
r_angle_other_deg	0.921
r_chiral_restr	0.088
r_bond_refined_d	0.013
r_gen_planes_refined	0.007
r_gen_planes_other	0.003
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	13453
Nucleic Acid Atoms
Solvent Atoms	70
Heterogen Atoms	70

Software

Software
Software Name	Purpose
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MD2	data collection
HKL-2000	data reduction
HKL-2000	data scaling