Experiment: 1BLU

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		CRYSTALS WERE GROWN AT ROOM TEMPERATURE IN 0.1M TRIS-MALEATE BUFFER, PH 6.5 CONTAINING 2.9 M AMMONIUM SULPHATE AND 0.1 M NACL

Crystal Properties
Matthews coefficient	Solvent content
3.32	63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52	α = 90
b = 52	β = 90
c = 77.2	γ = 120

Symmetry
Space Group	P 31 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		IMAGE PLATE	MARRESEARCH		1993-10-28	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X11		EMBL/DESY, HAMBURG	X11

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	2.1	20	97	0.081		5		7178

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	MR	1FDX	2.1	20	7178		97		0.17

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
p_staggered_tor	19.6
p_transverse_tor	12
p_scangle_it	9.5
p_scbond_it	5.9
p_mcangle_it	5.2
p_mcbond_it	3.4
p_planar_tor	3
p_multtor_nbd	0.272
p_xyhbond_nbd	0.212
p_chiral_restr	0.211

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	612
Nucleic Acid Atoms
Solvent Atoms	85
Heterogen Atoms	16

Software

Software
Software Name	Purpose
AMoRE	phasing
PROLSQ	refinement
DENZO	data reduction
SCALEPACK	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.