4HGX | pdb_00004hgx

Crystal structure of xylose isomerase domain containing protein (stm4435) from salmonella typhimurium lt2 with unknown ligand

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2Q02	PDB ENTRY 2Q02

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	298	0.01M Cobalt(II) chloride hexahydrate, 0.1M MES monohydrate pH 6.5, 1.8M Ammonium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.21	44.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.18	α = 90
b = 93.18	β = 90
c = 125.21	γ = 90

Symmetry
Space Group	P 43 21 2

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	NON	2011-12-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	KURCHATOV SNC BEAMLINE K4.4	0.985	KURCHATOV SNC	K4.4

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	2.6	29.46	99.4	0.159	17.88		17564	17523		-3	40.35

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	2.6	2.96	99.3		0.631	4.97

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2Q02	2.6	29.15	22226	17477	883	99.44	0.1962	0.1907	0.1909	0.3024	0.3025	RANDOM	36.9779

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]
-0.08			-0.08		0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.594
r_dihedral_angle_4_deg	21.453
r_dihedral_angle_3_deg	20.037
r_dihedral_angle_1_deg	9.238
r_angle_refined_deg	2.276
r_chiral_restr	0.135
r_bond_refined_d	0.019
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4167
Nucleic Acid Atoms
Solvent Atoms	105
Heterogen Atoms	10

Software

Software
Software Name	Purpose
XSCALE	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
AUTOMAR	data collection