7Z7C

Broadly neutralizing DARPin bnD.8 in complex with the HIV-1 envelope variable loop 3 peptide V3 (BF520)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2QYJ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.4	293	20% w/v PEG3350 0.18M Triammonium citrate

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 96.227	α = 90
b = 40.602	β = 113.91
c = 45.631	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	100	PIXEL	DECTRIS EIGER X 16M		2020-12-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	1.000	SLS	X06SA

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	1.22	41.72	95.2	0.057	0.061	0.024	0.999	13	6.8		45596			18.21

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.22	1.27	90		0.848	1.5

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	2QYJ	1.22	41.72	43315	2280	95.45	0.1499	0.1474	0.1968	RANDOM	28.366

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]
-1.05		0.43	4.06		-2.44

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.493
r_dihedral_angle_3_deg	14.757
r_dihedral_angle_4_deg	5.611
r_dihedral_angle_1_deg	5.547
r_rigid_bond_restr	5.188
r_angle_refined_deg	1.74
r_angle_other_deg	1.563
r_chiral_restr	0.09
r_bond_refined_d	0.013
r_gen_planes_refined	0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.493
r_dihedral_angle_3_deg	14.757
r_dihedral_angle_4_deg	5.611
r_dihedral_angle_1_deg	5.547
r_rigid_bond_restr	5.188
r_angle_refined_deg	1.74
r_angle_other_deg	1.563
r_chiral_restr	0.09
r_bond_refined_d	0.013
r_gen_planes_refined	0.01
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1345
Nucleic Acid Atoms
Solvent Atoms	153
Heterogen Atoms	17

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling
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 R01GM133198.