3BOY | pdb_00003boy

Crystal structure of the HutP antitermination complex bound to the HUT mRNA

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	293	40% MPD, 0.1M HEPES, 0.1M MGCL2, pH 7.40, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.05	39.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.635	α = 90
b = 76.469	β = 109.06
c = 62.79	γ = 90

Symmetry
Space Group	C 1 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 4		2006-04-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL26B1	1.000	SPring-8	BL26B1

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	1.7	40	99.4	0.045		3.6	48341	48341

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)
	1.7	1.76	98.4		0.362		3.3	4735

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-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1WMQ	1.7	38.24	45893	45893	2445	99.2	0.20004	0.20004	0.19757	0.1991	0.24629	0.1938	RANDOM	28.961

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_dihedral_angle_2_deg	30.533
r_dihedral_angle_3_deg	16.588
r_dihedral_angle_4_deg	15.902
r_dihedral_angle_1_deg	6.087
r_scangle_it	3.627
r_scbond_it	2.291
r_mcangle_it	1.652
r_angle_refined_deg	1.56
r_mcbond_it	1.07
r_nbtor_refined	0.297
r_symmetry_vdw_refined	0.261
r_symmetry_hbond_refined	0.246
r_nbd_refined	0.211
r_xyhbond_nbd_refined	0.179
r_chiral_restr	0.103
r_bond_refined_d	0.014
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3393
Nucleic Acid Atoms	435
Solvent Atoms	406
Heterogen Atoms	36

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing