3P4E | pdb_00003p4e

Phosphoribosylformylglycinamidine cyclo-ligase from Vibrio cholerae

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.3	289	0.2 M ammonium-citrate dibasic, 20% PEG 3350, pH 4.3, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.7	54.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 106.277	α = 90
b = 106.277	β = 90
c = 61.379	γ = 120

Symmetry
Space Group	P 32 2 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	ADSC QUANTUM 315		2010-08-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9792	APS	19-ID

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	1.77	40.2	100	0.051	10.7	6.9	39208	39208			37.7

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)
	1.77	1.8	100		0.682	2.05	5.8	1946

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 (All)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1CLI	1.77	40.17	39087	39087	1966	99.67	0.1502	0.1502	0.1489	0.175	0.1822	RANDOM	29.635

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]
0.59	0.29		0.59		-0.88

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.03
r_dihedral_angle_4_deg	19.937
r_dihedral_angle_3_deg	14.735
r_dihedral_angle_1_deg	6.175
r_scangle_it	4.406
r_scbond_it	2.72
r_mcangle_it	1.746
r_angle_refined_deg	1.703
r_angle_other_deg	0.99
r_mcbond_it	0.956
r_mcbond_other	0.286
r_chiral_restr	0.106
r_bond_refined_d	0.018
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2426
Nucleic Acid Atoms
Solvent Atoms	282
Heterogen Atoms	46

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
MOLREP	phasing
HKL-3000	phasing