1ALC

REFINED STRUCTURE OF BABOON ALPHA-LACTALBUMIN AT 1.7 ANGSTROMS RESOLUTION. COMPARISON WITH C-TYPE LYSOZYME

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.5	α = 90
b = 69.1	β = 90
c = 46.1	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

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.7		10275			0.22

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_scbond_it	42.9
p_scangle_it	33.2
p_mcbond_it	31.6
p_orthonormal_tor	27.6
p_mcangle_it	26.5
p_staggered_tor	25.2
p_planar_tor	2.7
p_multtor_nbd	0.523
p_xhyhbond_nbd	0.348
p_chiral_restr	0.229
p_singtor_nbd	0.111
p_angle_d	0.027
p_planar_d	0.021
p_bond_d	0.015
p_plane_restr	0.013
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	980
Nucleic Acid Atoms
Solvent Atoms	150
Heterogen Atoms	1

Software

Software
Software Name	Purpose
PROLSQ	refinement