3TYC | pdb_00003tyc

Dihydropteroate Synthase in complex with DHP+

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	291	LITHIUM SULFATE, Bis-Tris propane, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K

Crystal Properties
Matthews coefficient	Solvent content
2.76	55.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.757	α = 90
b = 97.757	β = 90
c = 263.095	γ = 120

Symmetry
Space Group	P 62 2 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	MARMOSAIC 300 mm CCD		2011-02-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	1.0	APS	22-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.3	50	98.8	0.048	50	12.3		33598		-3

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	2.3	2.36	98.4		0.26	3.9	8.1	2324

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	PDB ENTRY 1TWS	2.303	45.82	33549	1700	98.94	0.2365	0.2343	0.2537	0.277	0.2835	RANDOM	83.1742

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]
4.56	2.28		4.56		-6.85

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.085
r_dihedral_angle_4_deg	19.361
r_dihedral_angle_3_deg	15.967
r_scangle_it	7.363
r_dihedral_angle_1_deg	5.072
r_scbond_it	4.916
r_mcangle_it	4.179
r_mcbond_it	2.455
r_angle_refined_deg	1.363
r_chiral_restr	0.092
r_bond_refined_d	0.015
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4108
Nucleic Acid Atoms
Solvent Atoms	64
Heterogen Atoms	86

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
SERGUI	data collection
HKL-2000	data reduction
HKL-2000	data scaling