1TWY

Crystal structure of an ABC-type phosphate transport receptor from Vibrio cholerae

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	LIQUID DIFFUSION	6.5	293	PegMME 20%, Kcl 0.2M, Tris-Bis, pH 6.5, LIQUID DIFFUSION

Crystal Properties
Matthews coefficient	Solvent content
2.12	42.03

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.63	α = 90
b = 103.932	β = 102.35
c = 126.687	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	100	CCD	MARRESEARCH		2004-05-20	M	SINGLE WAVELENGTH
2	1	100	CCD	ADSC QUANTUM 4		2004-06-10

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X9A	1.009	NSLS	X9A
2	SYNCHROTRON	NSLS BEAMLINE X29A	0.979	NSLS	X29A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.65	20	99.7	0.071	0.081	22.21	6.82	256149	256149	1	1	28

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	1.65	1.71	99.1		0.483	3.02

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	SAD	THROUGHOUT	1.65	19.73	248059	7738	99.69	0.19388	0.19275	0.23062	RANDOM	24.066

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	8.201
r_dihedral_angle_1_deg	6.568
r_scbond_it	5.799
r_mcangle_it	4.19
r_mcbond_it	2.818
r_angle_refined_deg	2.248
r_angle_other_deg	1.066
r_symmetry_vdw_other	0.339
r_symmetry_vdw_refined	0.277
r_nbd_other	0.255
r_nbd_refined	0.224
r_symmetry_hbond_refined	0.178
r_xyhbond_nbd_refined	0.153
r_chiral_restr	0.149
r_nbtor_other	0.092
r_bond_refined_d	0.03
r_gen_planes_refined	0.013
r_gen_planes_other	0.01
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	15285
Nucleic Acid Atoms
Solvent Atoms	1412
Heterogen Atoms	41

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
SHELXD	phasing
SHELXE	model building
CCP4	phasing