1IBE

DEOXY-HAEMOGLOBIN TRAPPED IN THE HIGH-AFFINITY (R) STATE

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.79	58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 108.18	α = 90
b = 63.18	β = 111.1
c = 54.58	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		AREA DETECTOR	XUONG-HAMLIN MULTIWIRE			M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1

Data Collection

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.8		1	144335			0.1786	0.23	29.96

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	30.64
p_staggered_tor	20.44
p_scangle_it	9.006
p_scbond_it	6.745
p_mcangle_it	4.532
p_mcbond_it	3.337
p_planar_tor	3.06
p_multtor_nbd	0.29
p_singtor_nbd	0.19
p_xyhbond_nbd	0.19
p_chiral_restr	0.13
p_planar_d	0.051
p_angle_d	0.044
p_bond_d	0.024
p_plane_restr	0.018
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	2297
Nucleic Acid Atoms
Solvent Atoms	188
Heterogen Atoms

Software

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