1A0U

HEMOGLOBIN (VAL BETA1 MET) MUTANT

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7		10.5% PEG 6000 10 MM POTASSIUM PHOSPHATE PH 7.0 100 MM POTASSIUM CHLORIDE 3 MM SODIUM DITHIONITE

Crystal Properties
Matthews coefficient	Solvent content
2.46	50

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.2	α = 90
b = 99.3	β = 90
c = 65.9	γ = 90

Symmetry
Space Group	P 21 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	295	AREA DETECTOR	XUONG-HAMLIN MULTIWIRE		1995-08-01	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

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	2.14	25	98.1	0.079	0.079	11.2	7.6		35230

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)
	2.14	2.3	91		0.173	0.173	2.25	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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	ISOMORPHOUS WITH DEOXYHEMOGLOBIN A	A POSTERIORI	PDB ENTRY 1HHB	2.14	8	2	33920	3082	98	0.179	0.172	0.239	RANDOM	24.8

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	31.7
p_staggered_tor	19.7
p_scangle_it	10.4
p_scbond_it	7.4
p_mcangle_it	3.1
p_planar_tor	2.3
p_mcbond_it	2.2
p_xyhbond_nbd	0.176
p_multtor_nbd	0.173
p_singtor_nbd	0.162
p_chiral_restr	0.132
p_planar_d	0.038
p_angle_d	0.024
p_plane_restr	0.011
p_bond_d	0.01
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4386
Nucleic Acid Atoms
Solvent Atoms	193
Heterogen Atoms	172

Software

Software
Software Name	Purpose
PROLSQ	refinement
SDMS	data reduction
SDMS	data scaling