6CH8

Crystal structure of a natively-glycosylated BG505 SOSIP.664 HIV-1 Envelope Trimer in complex with the broadly-neutralizing antibodies BG18 and 35O22

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	298	5% Tacismate pH 8.0, 15% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
5.77	78.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 239.223	α = 90
b = 239.223	β = 90
c = 355.266	γ = 120

Symmetry
Space Group	H 3 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	PIXEL	DECTRIS PILATUS 6M		2017-04-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL12-2	1.0	SSRL	BL12-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	4.1	39.55	99.9	0.295	0.306	0.079	0.998	8.7	14.9		30846			141.79

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	4.1	4.32	100		4.346	4.497	1.148	0.64		15.3

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	5T3Z, 5UD9, 4TOY	4.1	39.51	30803	1551	99.8	0.231	0.229	0.274	RANDOM	229.73

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]
-18.499			-18.499		36.9979

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	20
t_omega_torsion	2.04
t_angle_deg	1.16
t_bond_d	0.008
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	20
t_omega_torsion	2.04
t_angle_deg	1.16
t_bond_d	0.008
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11155
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	1164

Software

Software
Software Name	Purpose
BUSTER	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	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.