1TJG | pdb_00001tjg

Crystal Structure of the broadly neutralizing anti-HIV-1 antibody 2F5 in complex with a gp41 7mer epitope

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1RZG	PDB ENTRY 1RZG

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.6	293	20% PEG 4000, 20% Isopropanol, 0.1M Sodium Citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 5.60

Crystal Properties
Matthews coefficient	Solvent content
3.373	63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.86	α = 90
b = 64.02	β = 90
c = 179.41	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	100	CCD	MARRESEARCH		2003-03-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID		APS	22-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	20	97.1	0.089	7.5	4		43466		-3	14

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2	2.07	92.1		0.53	1.47	3

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	PDB ENTRY 1RZG	2	20	45963	40962	4108	90.7	0.198	0.198	0.19	0.225	0.22	RANDOM	31.7

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			2.79		-4.14

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	27
c_scangle_it	3.26
c_mcangle_it	2.25
c_scbond_it	2.21
c_mcbond_it	1.41
c_angle_deg	1.3
c_improper_angle_d	0.86
c_bond_d	0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3481
Nucleic Acid Atoms
Solvent Atoms	419
Heterogen Atoms	12

Software

Software
Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
AMoRE	phasing