1BH3

E1M, A116K MUTANT OF RH. BLASTICA PORIN

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.2		DROP: PROTEIN 5MG/ML, TRISCL 20MM PH=7.2, LICL 300MM, NAN3 3 MM, PEG600 10-18% RESERVOIR: PEG600 30-38%

Crystal Properties
Matthews coefficient	Solvent content
4.26	66

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 104.25	α = 90
b = 104.25	β = 90
c = 124.93	γ = 120

Symmetry
Space Group	H 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	IMAGE PLATE	MARRESEARCH		1997-07-25	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-C

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	2.19	19.54	99.29	0.056	0.056	8.8	3.7		25831			34.2

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)
1	2.19	2.31	95.4		0.223	0.223	3.3	3.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	DIFFERENCE FOURIER	THROUGHOUT	PDB ENTRY 1PRN	2.19	19.54	1	25831	2600	99.29	0.153	0.181	SAME AS WILD-TYPE	33.2

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	19.9
p_staggered_tor	16.9
p_scangle_it	4.597
p_planar_tor	3.9
p_scbond_it	2.893
p_mcangle_it	1.843
p_mcbond_it	1.562
p_multtor_nbd	0.25
p_chiral_restr	0.229
p_hb_or_metal_coord	0.188
p_singtor_nbd	0.188
p_xyhbond_nbd	0.188
p_planar_d	0.05
p_angle_d	0.025
p_bond_d	0.022
p_plane_restr	0.0176
p_angle_deg
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2167
Nucleic Acid Atoms
Solvent Atoms	142
Heterogen Atoms	63

Software

Software
Software Name	Purpose
CCP4	model building
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
CCP4	phasing