7ANJ | pdb_00007anj

DdahB, GDP-mannoheptose C3,5 epimerase from Campylobacter jejuni complexed to GDP-mannose

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1DZR

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		298	24 % (w/v) PEG 1500, 20 % (v/v) glycerol

Crystal Properties
Matthews coefficient	Solvent content
2.06	40.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.001	α = 90
b = 67.81	β = 91.79
c = 53.14	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	120	CCD	RIGAKU SATURN 944		2016-10-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	2.35	53.11	98	0.061	1	16.3	3.6		13466

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.35	2.43	89		0.169	0.9	6.1	2.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation 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)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1DZR	2.35	53.11	13466	675	98.24	0.188	0.1852	0.1935	0.2436	0.2546	RANDOM	21.312

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]
0.49		-0.65	-0.53		0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.225
r_dihedral_angle_4_deg	12.869
r_dihedral_angle_3_deg	11.812
r_dihedral_angle_1_deg	6.943
r_angle_refined_deg	1.302
r_angle_other_deg	0.968
r_chiral_restr	0.084
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.003
r_gen_planes_other	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2742
Nucleic Acid Atoms
Solvent Atoms	46
Heterogen Atoms	67

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
xia2	data reduction
xia2	data scaling
PHASER	phasing