1B7A | pdb_00001b7a

STRUCTURE OF THE PHOSPHATIDYLETHANOLAMINE-BINDING PROTEIN FROM BOVINE BRAIN

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1A44	PDB ENTRY 1A44

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.3		25-27% PEG8000, 100 MM PHOSPHORYLETHANOLAMINE, pH 4.3

Crystal Properties
Matthews coefficient	Solvent content
2.18	44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.2	α = 90
b = 77.16	β = 90
c = 107.48	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MARRESEARCH		1998-05-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LURE BEAMLINE DW32		LURE	DW32

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.25	29	90.8	0.057	4.9	12.4	3.9		16450		1	24.7

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.25	2.41	88.8		0.122	10.6	7.1	3.8

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-Work (Depositor)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1A44	2.25	12.5	16289	16289	1625	90	0.208	0.279	RANDOM	24.37

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_transverse_tor	25.8
p_staggered_tor	17
p_special_tor	15
p_planar_tor	5.2
p_scangle_it	3.831
p_mcangle_it	2.799
p_scbond_it	2.493
p_mcbond_it	1.855
p_multtor_nbd	0.258
p_singtor_nbd	0.185
p_chiral_restr	0.14
p_angle_d	0.042
p_planar_d	0.042
p_plane_restr	0.0338
p_bond_d	0.014
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_xyhbond_nbd
p_orthonormal_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2949
Nucleic Acid Atoms
Solvent Atoms	164
Heterogen Atoms	32

Software

Software
Software Name	Purpose
AMoRE	phasing
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling