4DXB

2.29A structure of the engineered MBP TEM-1 fusion protein RG13 in complex with zinc, P1 space group

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	A 1.0 uL drop was prepared using 0.5 uL protein mixture (13.8 mg/mL RG13, 2.5 mM zinc chloride) and 0.5 uL reservoir solution (0.2 M ammonium acetate, 0.1 M Tris, pH 8.5-9.5, 15-30% PEG3350) and equilibrated over a 1 ml reservoir solution, VAPOR DIFFUSION, SITTING DROP, temperature 293.0K

Crystal Properties
Matthews coefficient	Solvent content
2.56	52.03

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.316	α = 83.54
b = 74.177	β = 77.64
c = 103.13	γ = 89.98

Symmetry
Space Group	P 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	ADSC QUANTUM 315	mirrors	2007-01-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	1.0810	NSLS	X29A

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	2.29	31.45	56.8	0.054		1.9	62117	59138		1	38.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.29	2.38	95.5		0.223	3.8	1.9	5876

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRIES 1ZG4 AND 1OMP	2.29	31.45	59138	56130	3008	95.2	0.23492	0.23183	0.29166	RANDOM	34.401

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]
-0.04		-0.01	-0.01	0.01	0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.971
r_dihedral_angle_3_deg	15.174
r_dihedral_angle_4_deg	12.709
r_dihedral_angle_1_deg	4.515
r_mcangle_it	2.551
r_scangle_it	2.253
r_mcbond_it	1.605
r_scbond_it	1.505
r_angle_refined_deg	0.96
r_nbtor_refined	0.293
r_nbd_refined	0.172
r_symmetry_vdw_refined	0.149
r_xyhbond_nbd_refined	0.112
r_symmetry_hbond_refined	0.097
r_metal_ion_refined	0.07
r_symmetry_metal_ion_refined	0.064
r_chiral_restr	0.062
r_bond_refined_d	0.007
r_gen_planes_refined	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9834
Nucleic Acid Atoms
Solvent Atoms	490
Heterogen Atoms	4

Software

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