1QBM | pdb_00001qbm

FAB E8B ANTIBODY, X-RAY STRUCTURE AT 2.37 ANGSTROMS RESOLUTION

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		2.26 ANGSTROM RESOLUTION FAB E8A

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.4		pH 6.4

Crystal Properties
Matthews coefficient	Solvent content
2.2	43

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.96	α = 90
b = 85.01	β = 105
c = 63.33	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	291	AREA DETECTOR	SIEMENS			M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1

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	2.37		91.6	0.146	14	3		17924			45.2

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)
	2.37	2.47	52.3		0.44	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	2.26 ANGSTROM RESOLUTION FAB E8A	2.37	10	15334		82.8	0.194	0.194	0.2	0.269	36.6

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]
-0.464		2.374	-2.748		2.749

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	28.4
x_angle_deg	2
x_improper_angle_d	1.5
x_bond_d	0.012
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3318
Nucleic Acid Atoms
Solvent Atoms	127
Heterogen Atoms

Software

Software
Software Name	Purpose
XENGEN	data collection
XENGEN	data reduction
X-PLOR	model building
X-PLOR	refinement
XENGEN	data scaling
X-PLOR	phasing