3FZU

IgG1 Fab characterized by H/D exchange

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	298	38% PEG 400, 200 mM sodium chloride, 100 mM Tris, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3.68	66.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 243.051	α = 90
b = 61.938	β = 113.94
c = 100.846	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	CCD	MAR CCD 165 mm		2008-02-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	1.000	APS	31-ID

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	2.5	50	93.9	0.089	31.7	4.2		42711	2	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	2.5	50	42711	2293	93.92	0.21301	0.21039	0.26107	RANDOM	29.514

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]
3.16		2.28	-1.49		0.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.839
r_dihedral_angle_1_deg	26.125
r_dihedral_angle_4_deg	25.465
r_dihedral_angle_3_deg	19.927
r_scangle_it	4.087
r_scbond_it	2.763
r_angle_refined_deg	2.743
r_mcangle_it	1.645
r_angle_other_deg	1.276
r_mcbond_it	1.06
r_mcbond_other	0.24
r_symmetry_vdw_other	0.236
r_nbd_other	0.234
r_nbd_refined	0.222
r_nbtor_refined	0.214
r_xyhbond_nbd_refined	0.18
r_symmetry_vdw_refined	0.176
r_chiral_restr	0.15
r_nbtor_other	0.116
r_symmetry_hbond_refined	0.073
r_xyhbond_nbd_other	0.06
r_bond_refined_d	0.029
r_gen_planes_refined	0.01
r_bond_other_d	0.005
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6485
Nucleic Acid Atoms
Solvent Atoms	55
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling