2HHD | pdb_00002hhd

OXYGEN AFFINITY MODULATION BY THE N-TERMINI OF THE BETA-CHAINS IN HUMAN AND BOVINE HEMOGLOBIN

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.19	43.92

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.45	α = 90
b = 82.13	β = 98.87
c = 53.76	γ = 90

Symmetry
Space Group	P 1 21 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-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		2.2	6	2	21076			0.137			16.05

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_orthonormal_tor	32
p_staggered_tor	18.5
p_planar_tor	3.5
p_scangle_it	2.193
p_scbond_it	1.398
p_mcangle_it	1.31
p_mcbond_it	0.787
p_multtor_nbd	0.207
p_singtor_nbd	0.195
p_chiral_restr	0.19
p_xhyhbond_nbd	0.175
p_angle_d	0.038
p_planar_d	0.038
p_plane_restr	0.023
p_bond_d	0.016
p_angle_deg
p_hb_or_metal_coord
p_xyhbond_nbd
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4384
Nucleic Acid Atoms
Solvent Atoms	474
Heterogen Atoms	182

Software

Software
Software Name	Purpose
PROLSQ	refinement