3PV0

Crystal Structure of a pre-translocation state MBP-Maltose transporter complex without nucleotide

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2R6G	pdb entry 2R6G

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	32% PEG 400, 0.1M HEPES, 40 mM magnesium chloride, 50mM sodium chloride , VAPOR DIFFUSION, SITTING DROP, temperature 293K, pH 7.5

Crystal Properties
Matthews coefficient	Solvent content
3.82	67.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.543	α = 90.48
b = 92.63	β = 102.13
c = 119.132	γ = 104.21

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	MARMOSAIC 300 mm CCD		2009-05-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	0.96863	APS	23-ID-D

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	2.8	20	68.3	0.062			41826	41826

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)
1	3	3.16	17.5		0.44	1.5	2

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 entry 2R6G	3.1	19.96	41826	41181	2229	75.57	0.23313	0.23096	0.27356	RANDOM	83.751

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]
-0.42	0.36	0.86	0.81	0.3	0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.035
r_dihedral_angle_3_deg	14.888
r_dihedral_angle_4_deg	13.947
r_dihedral_angle_1_deg	3.831
r_angle_refined_deg	0.643
r_mcangle_it	0.487
r_mcbond_it	0.272
r_scangle_it	0.234
r_scbond_it	0.139
r_chiral_restr	0.045
r_bond_refined_d	0.003
r_gen_planes_refined	0.003
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	14546
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	97

Software

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